CA2396116A1 - Immunochromatographic assay devices with separators - Google Patents
Immunochromatographic assay devices with separators Download PDFInfo
- Publication number
- CA2396116A1 CA2396116A1 CA002396116A CA2396116A CA2396116A1 CA 2396116 A1 CA2396116 A1 CA 2396116A1 CA 002396116 A CA002396116 A CA 002396116A CA 2396116 A CA2396116 A CA 2396116A CA 2396116 A1 CA2396116 A1 CA 2396116A1
- Authority
- CA
- Canada
- Prior art keywords
- separator
- assay device
- binding partner
- kit
- absorbent pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54366—Apparatus specially adapted for solid-phase testing
- G01N33/54386—Analytical elements
- G01N33/54387—Immunochromatographic test strips
- G01N33/54388—Immunochromatographic test strips based on lateral flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/558—Immunoassay; Biospecific binding assay; Materials therefor using diffusion or migration of antigen or antibody
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/005—Assays involving biological materials from specific organisms or of a specific nature from viruses
- G01N2333/08—RNA viruses
- G01N2333/15—Retroviridae, e.g. bovine leukaemia virus, feline leukaemia virus, feline leukaemia virus, human T-cell leukaemia-lymphoma virus
- G01N2333/155—Lentiviridae, e.g. visna-maedi virus, equine infectious virus, FIV, SIV
- G01N2333/16—HIV-1, HIV-2
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/195—Assays involving biological materials from specific organisms or of a specific nature from bacteria
- G01N2333/205—Assays involving biological materials from specific organisms or of a specific nature from bacteria from Campylobacter (G)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/195—Assays involving biological materials from specific organisms or of a specific nature from bacteria
- G01N2333/35—Assays involving biological materials from specific organisms or of a specific nature from bacteria from Mycobacteriaceae (F)
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/81—Packaged device or kit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/97—Test strip or test slide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S436/00—Chemistry: analytical and immunological testing
- Y10S436/807—Apparatus included in process claim, e.g. physical support structures
- Y10S436/81—Tube, bottle, or dipstick
Landscapes
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Urology & Nephrology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Cell Biology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Peptides Or Proteins (AREA)
Abstract
Assay devices, kits, and methods for detection of one or more analytes in a sample are provided. The assay device features the controlled release of reagents and hence is particularly suitable for binding assays such as immunoassays. The assay device achieves greater sensitivity than conventiona l rapid test assays, leading to stronger and/or more stable visual signals tha n those produced by conventional devices, easier interpretation of results, an d reduced occurrence of indeterminate results. The device can be used for detecting analyte in a variety of biological samples without the need for conventional sample filtration techniques, and thus is suitable for use by untrained personnel without specialized equipment. In addition, the device c an be used to simultaneously analyze a number of analytes using a single sample .
Claims (56)
1. An assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
2. The assay or kit device of claim 1, wherein the reagent releasing end comprises a releasable binding partner.
3. The assay device or kit of claim 2, wherein the releasable binding partner comprises one or more antibodies directed against one or more conserved regions of a human antibody.
4. The assay device or kit of claim 2, wherein the releasable binding partner comprises a detectable label.
5. The assay device or kit of claim 1, wherein the sample receiving end comprises a first releasable binding partner, and the reagent releasing end comprises a second releasable binding partner.
6. The assay device or kit of claim 1, wherein the reaction zone comprises an immobilized binding partner for a specific analyte.
7. The assay device or kit of claim 6, wherein the immobilized binding partner comprises one or more antigens selected from the group consisting of a recombinant HIV 1 antigen, a recombinant HIV 2 antigen, a Helicobacter pylori-derived antigen, and a Mycobacterium tuberculosis-derived antigen.
8. The assay device or kit of claim 1, wherein the separator comprises a fluid-impermeable barrier.
9. The assay device or kit of claim 8, wherein the separator protrudes beyond the chromatographic element and the absorbent pad.
37~
37~
10. The assay device or kit of claim 1, wherein the separator comprises a semi-permeable membrane.
11. The assay device or kit of claim 1, wherein the separator comprises a material which dissolves over time upon exposure to an aqueous solution.
12. The assay device or kit of claim 1, further comprising:
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
13. The assay device or kit of claim 12, wherein a portion of the separator protrudes from the casing.
14. The assay device or kit of claim 1, further comprising an aqueous solution.
15. The assay device or kit of claim 1, further comprising one or more of:
a container for holding the chromatographic element, the separator, the absorbent pad, or a combination thereof; packaging materials for packaging the chromatographic element, the separator, the absorbent pad, or a combination thereof; and an instruction set.
a container for holding the chromatographic element, the separator, the absorbent pad, or a combination thereof; packaging materials for packaging the chromatographic element, the separator, the absorbent pad, or a combination thereof; and an instruction set.
16. An assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a labeled releasable second binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a labeled releasable second binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
17. The assay device or kit of claim 16, further comprising:
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
18. The assay device or kit of claim 16, further comprising an aqueous solution.
19. The assay device or kit of claim 16, further comprising one or more of: a container for holding the chromatographic element, the separator, the absorbent pad, or a combination thereof; packaging materials for packaging the chromatographic element, the separator, the absorbent pad, or a combination thereof; and an instruction set.
20. An assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the sample receiving end comprises a releasable first binding partner, the reaction zone comprises an immobilized second binding partner, and the reagent releasing zone comprises a labeled releasable third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the sample receiving end comprises a releasable first binding partner, the reaction zone comprises an immobilized second binding partner, and the reagent releasing zone comprises a labeled releasable third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
21. The assay device or kit of claim 20, further comprising:
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
22. The assay device or kit of claim 20, further comprising an aqueous solution.
23. The assay device or kit of claim 20, further comprising one or more of: a container for holding the chromatographic element, the separator, the absorbent pad, or a combination thereof; packaging materials for packaging the chromatographic element, the separator, the absorbent pad, or a combination thereof; and an instruction set.
24. An assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a releasable second binding partner and a labeled third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a releasable second binding partner and a labeled third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
25. The assay device or kit of claim 24, further comprising:
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
26. The assay device or kit of claim 24, further comprising an aqueous solution.
27. The assay device or kit of claim 24, further comprising one or more of: a container for holding the chromatographic element, the separator, the absorbent pad, or a combination thereof; packaging materials for packaging the chromatographic element, the separator, the absorbent pad, or a combination thereof; and an instruction set.
28. An assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, the reagent releasing zone comprises a labeled releasable second binding partner, and the separator comprises a material which becomes permeable over time;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, the reagent releasing zone comprises a labeled releasable second binding partner, and the separator comprises a material which becomes permeable over time;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
29. The assay device or kit of claim 28, further comprising:
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
d) a casing surrounding at least a portion of the chromatographic element, absorbent pad and separator.
30. A method for detecting an analyte in a sample, the method comprising:
a) adding the sample to the sample receiving end of the chromatographic element of the assay device or kit of claim 1;
b) allowing the sample to flow from the sample receiving end and through at least a portion of the reaction zone of the chromatographic element;
c) reacting the analyte within the sample with a first binding partner immobilized within the reaction zone to form a first complex;
d) adding an aqueous solution to the reagent releasing end of the chromatographic element and solubilizing a releasable second binding partner incorporated therein, wherein the releasable second binding partner comprises a label;
e) removing the separator from the assay device to bring the absorbent pad into contact with the chromatographic element;
f) allowing the releasable second binding partner to flow from the reagent releasing end and through at least the portion of the reaction zone of the chromatographic element;
g) forming a second complex between the releasable second binding partner and a substrate selected from the group consisting of the analyte, the first binding partner, and the first complex; and h) detecting the second complex.
a) adding the sample to the sample receiving end of the chromatographic element of the assay device or kit of claim 1;
b) allowing the sample to flow from the sample receiving end and through at least a portion of the reaction zone of the chromatographic element;
c) reacting the analyte within the sample with a first binding partner immobilized within the reaction zone to form a first complex;
d) adding an aqueous solution to the reagent releasing end of the chromatographic element and solubilizing a releasable second binding partner incorporated therein, wherein the releasable second binding partner comprises a label;
e) removing the separator from the assay device to bring the absorbent pad into contact with the chromatographic element;
f) allowing the releasable second binding partner to flow from the reagent releasing end and through at least the portion of the reaction zone of the chromatographic element;
g) forming a second complex between the releasable second binding partner and a substrate selected from the group consisting of the analyte, the first binding partner, and the first complex; and h) detecting the second complex.
31. The method of claim 30, wherein the adding the aqueous solution and solubilizing a releasable second binding partner is performed prior to the removing the separator from the assay device.
32. The method of claim 30, wherein the removing the separator from the assay device is performed prior to the adding the aqueous solution and solubilizing a releasable second binding partner.
33. The method of claim 30, wherein the removing the separator from the assay device is performed concomitant with the adding the aqueous solution and solubilizing a releasable second binding partner.
34. The method of claim 30, wherein the separator is removed by pulling the separator from between the chromatographic element and the absorbent pad.
35. The method of claim 30, wherein the separator is removed by permeabilizing the separator.
36. The method of claim 30, wherein the separator is removed by dissolving the separator.
37. The method of claim 30, wherein the analyte comprises an IgM, and IgG, an antigen, an antibody, or both an antigen and an antibody.
38. A method for detecting an analyte in a sample, the method comprising:
a) adding a sample to the sample receiving end of the chromatographic element of the assay device or kit of claim 1;
b) allowing the analyte to react with a releasable first binding partner incorporated in the sample receiving end, to form a first complex;
c) allowing the first complex to flow from the sample receiving end and through at least a portion of the reaction zone of the chromatographic element;
d) reacting the first complex with a second binding partner immobilized within the reaction zone to form a second complex;
e) adding to the reagent releasing end of the chromatographic element an aqueous solution and solubilizing a releasable third binding partner incorporated therein;
f) removing the separator from the assay device to bring the absorbent pad into contact with the chromatographic element;
g) allowing the releasable third binding partner to flow through at least the portion of the reaction zone;
h) forming a third complex between the releasable third binding partner and a substrate selected from the group consisting of the analyte, the releasable first binding partner, the first complex, and the second complex; and i) detecting the third complex.
a) adding a sample to the sample receiving end of the chromatographic element of the assay device or kit of claim 1;
b) allowing the analyte to react with a releasable first binding partner incorporated in the sample receiving end, to form a first complex;
c) allowing the first complex to flow from the sample receiving end and through at least a portion of the reaction zone of the chromatographic element;
d) reacting the first complex with a second binding partner immobilized within the reaction zone to form a second complex;
e) adding to the reagent releasing end of the chromatographic element an aqueous solution and solubilizing a releasable third binding partner incorporated therein;
f) removing the separator from the assay device to bring the absorbent pad into contact with the chromatographic element;
g) allowing the releasable third binding partner to flow through at least the portion of the reaction zone;
h) forming a third complex between the releasable third binding partner and a substrate selected from the group consisting of the analyte, the releasable first binding partner, the first complex, and the second complex; and i) detecting the third complex.
39. The method of claim 38, wherein the adding the aqueous solution and solubilizing a releasable third binding partner is performed prior to the removing the separator from the assay device.
40. The method of claim 38, wherein the removing the separator from the assay device is performed prior to the adding the aqueous solution and solubilizing a releasable third binding partner.
41. The method of claim 38, wherein the removing the separator from the assay device is performed concomitant with the adding the aqueous solution and solubilizing a releasable third binding partner.
42. The method of claim 38, wherein the separator is removed by pulling the separator from between the chromatographic element and the absorbent pad.
43. The method of claim 38, wherein the separator is removed by permeabilizing the separator.
44. The method of claim 38, wherein the separator is removed by dissolving the separator.
45. The method of claim 38, wherein the analyte comprises an IgM, and IgG, an antigen, an antibody, or both an antigen and an antibody.
46. A method for detecting an analyte in a sample, the method comprising:
a) adding the sample to the sample receiving end of the chromatographic element of the assay device or kit of claim 1;
b) allowing the sample to flow from the sample receiving end and through at least a portion of the reaction zone of the chromatographic element;
c) reacting the analyte within the sample with a first binding partner immobilized within the reaction zone to form a first complex;
d) adding an aqueous solution to the reagent releasing end of the chromatographic element and solubilizing a releasable second binding partner and a labeled releasable third binding partner incorporated therein;
e) removing the separator from the assay device to bring the absorbent pad into contact with the chromatographic element;
f) binding the releasable second binding partner to the releasable third binding partner to form a second complex;
g) allowing the second complex to flow from the reagent releasing end and through at least the portion of the reaction zone of the chromatographic element;
h) forming a third complex between the first complex and the second complex;
and i) detecting the third complex.
a) adding the sample to the sample receiving end of the chromatographic element of the assay device or kit of claim 1;
b) allowing the sample to flow from the sample receiving end and through at least a portion of the reaction zone of the chromatographic element;
c) reacting the analyte within the sample with a first binding partner immobilized within the reaction zone to form a first complex;
d) adding an aqueous solution to the reagent releasing end of the chromatographic element and solubilizing a releasable second binding partner and a labeled releasable third binding partner incorporated therein;
e) removing the separator from the assay device to bring the absorbent pad into contact with the chromatographic element;
f) binding the releasable second binding partner to the releasable third binding partner to form a second complex;
g) allowing the second complex to flow from the reagent releasing end and through at least the portion of the reaction zone of the chromatographic element;
h) forming a third complex between the first complex and the second complex;
and i) detecting the third complex.
47. The method of claim 46, wherein the adding the aqueous solution is performed prior to the removing the separator from the assay device.
48. The method of claim 46, wherein the removing the separator from the assay device is performed prior to the adding the aqueous solution.
49. The method of claim 46, wherein the removing the separator from the assay device is performed concomitant with the adding the aqueous solution.
50. Use of an assay device or kit for detecting the presence of one or more analytes in a sample, the assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
51. Use of an assay device or kit for detecting the presence of one or more analytes in a sample, the assay device or kit comprising:
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a labeled releasable second binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a) a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a labeled releasable second binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
52. Use of an assay device or kit for detecting the presence of one or more analytes in a sample, the assay device or kit comprising:
a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the sample receiving end comprises a releasable first binding partner, the reaction zone comprises an immobilized second binding partner, and the reagent releasing zone comprises a labeled releasable third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the sample receiving end comprises a releasable first binding partner, the reaction zone comprises an immobilized second binding partner, and the reagent releasing zone comprises a labeled releasable third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
53. Use of an assay device or kit for detecting the presence of one or more analytes in a sample, the assay device or kit comprising:
a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a releasable second binding partner and a labeled third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, and the reagent releasing end comprises a releasable second binding partner and a labeled third binding partner;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
54. Use of an assay device or kit for detecting the presence of one or more analytes in a sample, the assay device or kit comprising:
a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, the reagent releasing zone comprises a labeled releasable second binding partner, and the separator comprises a material which becomes permeable over time;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
a chromatographic element comprising a sample receiving end, a reagent releasing end, and a reaction zone, wherein the reaction zone comprises an immobilized first binding partner, the reagent releasing zone comprises a labeled releasable second binding partner, and the separator comprises a material which becomes permeable over time;
b) an absorbent pad; and c) a separator positioned between the chromatographic element and the absorbent pad.
55. Use of an assay device or kit selected from any one of the assay devices or kits of claims 1 to 29 for practicing a method selected from any one of claims 30 to 49.
56. An assay utilizing a use set forth in any one of claims 50 to 55.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/493,408 | 2000-01-28 | ||
US09/493,408 US6316205B1 (en) | 2000-01-28 | 2000-01-28 | Assay devices and methods of analyte detection |
PCT/US2001/002554 WO2001055723A1 (en) | 2000-01-28 | 2001-01-25 | Immunochromatographic assay devices with separators |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2396116A1 true CA2396116A1 (en) | 2001-08-02 |
CA2396116C CA2396116C (en) | 2011-03-15 |
Family
ID=23960110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2396116A Expired - Fee Related CA2396116C (en) | 2000-01-28 | 2001-01-25 | Immunochromatographic assay devices with separators |
Country Status (8)
Country | Link |
---|---|
US (3) | US6316205B1 (en) |
EP (1) | EP1250598B1 (en) |
CN (1) | CN1168985C (en) |
AT (1) | ATE307338T1 (en) |
AU (1) | AU782582B2 (en) |
CA (1) | CA2396116C (en) |
DE (1) | DE60114146D1 (en) |
WO (1) | WO2001055723A1 (en) |
Families Citing this family (119)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2264580T3 (en) * | 1998-03-30 | 2007-01-01 | Orasure Technologies, Inc. | COLLECTION DEVICE FOR ANALYSIS IN A SINGLE STAGE OF ORAL FLUIDS. |
US6316205B1 (en) * | 2000-01-28 | 2001-11-13 | Genelabs Diagnostics Pte Ltd. | Assay devices and methods of analyte detection |
DE10006432A1 (en) * | 2000-02-14 | 2001-08-16 | Ganzimmun Inst Fuer Ganzheitli | Method for the detection of Helicobacter pylori in stool and saliva samples |
US6706474B1 (en) * | 2000-06-27 | 2004-03-16 | Board Of Trustees Of The University Of Illinois | Nucleic acid enzyme biosensors for ions |
US6777198B2 (en) * | 2000-10-11 | 2004-08-17 | Pharmacia Diagnostics Ab | Assay method and kit therefor |
US6565808B2 (en) | 2001-05-18 | 2003-05-20 | Acon Laboratories | Line test device and methods of use |
US6890484B2 (en) | 2001-05-18 | 2005-05-10 | Acon Laboratories, Inc. | In line test device and methods of use |
US7531362B2 (en) | 2001-06-07 | 2009-05-12 | Medmira Inc. | Rapid diagnostic assay |
EP1417491A4 (en) * | 2001-07-18 | 2004-08-11 | Siliang Zhou | A test strip for a lateral flow assay for a sample containing whole cells |
US7456025B2 (en) * | 2001-08-28 | 2008-11-25 | Porex Corporation | Sintered polymer membrane for analyte detection device |
US6855561B2 (en) * | 2001-09-10 | 2005-02-15 | Quidel Corporation | Method for adding an apparent non-signal line to a lateral flow assay |
FI118061B (en) * | 2001-09-24 | 2007-06-15 | Beanor Oy | Procedure and bio donor for analysis |
US20030073155A1 (en) * | 2001-10-15 | 2003-04-17 | Mcmichael Donald J. | Methods for performing multiple diagnostic tests |
GB0129776D0 (en) * | 2001-12-13 | 2002-01-30 | Sec Dep For Environment Food & | Assay device and method |
FI115166B (en) * | 2001-12-31 | 2005-03-15 | Biofons Oy | Diagnostic procedures |
US6841159B2 (en) | 2002-01-30 | 2005-01-11 | The United States Of America As Represented By The Secretary Of The Navy | Rapid lateral flow assay for determining exposure to Mycobacterium tuberculosis and other mycobacteria |
US7534560B2 (en) | 2002-05-10 | 2009-05-19 | The Board Of Trustees Of The University Of Illinois | Simple catalytic DNA biosensors for ions based on color changes |
US6890719B2 (en) * | 2002-05-10 | 2005-05-10 | The Board Of Trustess Of The University Of Illinois | Fluorescence based biosensor |
WO2003098215A1 (en) * | 2002-05-16 | 2003-11-27 | Medmira Inc. | Rapid vaccinia antibody detection device, method and test kit |
US20030224371A1 (en) * | 2002-06-04 | 2003-12-04 | Thomas Bradley S. | Integrated cartridge for sample manipulation |
AU2003296953A1 (en) * | 2002-12-12 | 2004-07-09 | Strategic Diagnostics Inc. | Compositions and methods for detecting animal by product in feed |
US7612185B2 (en) * | 2003-03-07 | 2009-11-03 | The Board Of Trustees Of The University Of Illinois | Nucleic acid biosensors |
US7393697B2 (en) * | 2003-06-06 | 2008-07-01 | Advantage Diagnostics Corporation | Diagnostic test for analytes in a sample |
CN100483134C (en) * | 2003-06-30 | 2009-04-29 | 希森美康株式会社 | Device for immunochromatography |
CN100483133C (en) * | 2003-06-30 | 2009-04-29 | 希森美康株式会社 | Sample pretreatment solution for immunological test and method for using the same |
US7722817B2 (en) * | 2003-08-28 | 2010-05-25 | Epocal Inc. | Lateral flow diagnostic devices with instrument controlled fluidics |
CA2545215A1 (en) | 2003-11-14 | 2005-06-02 | Oakville Hong Kong Co., Limited | Fluid sample analysis device with sealable sample storage reservoir |
US7485419B2 (en) * | 2004-01-13 | 2009-02-03 | The Board Of Trustees Of The University Of Illinois | Biosensors based on directed assembly of particles |
GB2410086A (en) * | 2004-01-14 | 2005-07-20 | British Biocell Internat Ltd | Assay devices having flow block(s) to determine flow of liquids |
US20080227220A1 (en) * | 2004-01-29 | 2008-09-18 | Maartje-Maria Franse | Lateral Flow Binding Assay |
WO2005095967A1 (en) * | 2004-03-23 | 2005-10-13 | Quidel Corporation | Hybrid phase lateral flow assay |
CN101031798B (en) * | 2004-07-29 | 2012-06-27 | 瑞莱诊断体系有限公司 | Quantitative lateral flow system and assay |
US7229782B1 (en) | 2004-08-03 | 2007-06-12 | Labone, Inc. | Antibodies specific to multiple beta blockers and methods for their use |
US20060078471A1 (en) * | 2004-10-12 | 2006-04-13 | Witty Thomas R | Apparatus and method for a precision flow assay |
US9266041B2 (en) * | 2004-10-21 | 2016-02-23 | Ge Healthcare Bio-Sciences Ab | Chromatography ligand |
US8475735B2 (en) * | 2004-11-01 | 2013-07-02 | Uma Mahesh Babu | Disposable immunodiagnostic test system |
WO2006047869A1 (en) * | 2004-11-01 | 2006-05-11 | International Bio-Therapeutic Research Inc. | Disposable immunodiagnostic test system |
US20060094026A1 (en) * | 2004-11-03 | 2006-05-04 | Yi Lu | Nucleic acid enzyme light-up sensor utilizing invasive DNA |
US7387890B2 (en) | 2004-12-16 | 2008-06-17 | Chembio Diagnostic Systems, Inc. | Immunoassay devices and use thereof |
US7349080B2 (en) * | 2004-12-30 | 2008-03-25 | Corning Incorporated | Label-independent detection of unpurified analytes |
US20060166222A1 (en) * | 2005-01-21 | 2006-07-27 | Yi Lu | Nucleic acid enzyme ligation sensor |
US7396689B2 (en) * | 2005-02-04 | 2008-07-08 | Decision Biomarkers Incorporated | Method of adjusting the working range of a multi-analyte assay |
WO2006098804A2 (en) * | 2005-03-11 | 2006-09-21 | Chembio Diagnostic Systems, Inc. | Dual path immunoassay device |
US7189522B2 (en) | 2005-03-11 | 2007-03-13 | Chembio Diagnostic Systems, Inc. | Dual path immunoassay device |
WO2006130299A2 (en) * | 2005-05-03 | 2006-12-07 | Micronics, Inc. | Microfluidic laminar flow detection strip |
US7892734B2 (en) * | 2005-08-11 | 2011-02-22 | The Board Of Trustees Of The University Of Illinois | Aptamer based colorimetric sensor systems |
US7816122B2 (en) * | 2005-10-18 | 2010-10-19 | Idexx Laboratories, Inc. | Lateral flow device with onboard reagents |
US20070092978A1 (en) * | 2005-10-20 | 2007-04-26 | Ronald Mink | Target ligand detection |
WO2007062575A1 (en) | 2005-11-30 | 2007-06-07 | Inverness Medical Switzerland Gmbh | A device for detecting the presence or amount of an analyte in a fluid sample and method thereof |
US7279136B2 (en) * | 2005-12-13 | 2007-10-09 | Takeuchi James M | Metering technique for lateral flow assay devices |
US7871568B2 (en) | 2006-01-23 | 2011-01-18 | Quidel Corporation | Rapid test apparatus |
US7794656B2 (en) | 2006-01-23 | 2010-09-14 | Quidel Corporation | Device for handling and analysis of a biological sample |
GB2435511A (en) * | 2006-02-23 | 2007-08-29 | Mologic Ltd | Protease detection |
GB2435512A (en) * | 2006-02-23 | 2007-08-29 | Mologic Ltd | A binding assay and assay device |
GB2435510A (en) * | 2006-02-23 | 2007-08-29 | Mologic Ltd | Enzyme detection product and methods |
US7799554B2 (en) * | 2006-03-16 | 2010-09-21 | The Board Of Trustees Of The University Of Illinois | Lateral flow devices |
GB2437311A (en) * | 2006-04-07 | 2007-10-24 | Mologic Ltd | A protease detection product |
NZ575068A (en) | 2006-07-26 | 2012-03-30 | Alere Switzerland Gmbh | Analysis device for determining the presence of an analyte comprising a test strip having a separable second reagent zone. |
US20080075631A1 (en) * | 2006-09-21 | 2008-03-27 | Xuehui Liu | Disposable apparatus for sample evaluation |
US7695953B2 (en) * | 2007-01-09 | 2010-04-13 | American Bio Medica Corporation | Apparatus for high-sensitivity body fluid testing device |
US8415461B2 (en) * | 2007-01-19 | 2013-04-09 | The Board Of Trustees Of The University Of Illinois | Amphiphilic substances and functionalized lipid vesicles including the same |
US8058415B2 (en) | 2007-04-24 | 2011-11-15 | The Board Of Trustees Of The University Of Illinois | Aptamer- and nucleic acid enzyme-based systems for simultaneous detection of multiple analytes |
WO2008144390A1 (en) * | 2007-05-17 | 2008-11-27 | Advance Dx, Inc. | Fluid separator collection card |
US7591791B2 (en) * | 2007-06-21 | 2009-09-22 | Inverness Medical Switzerland Gmbh | Diagnostic thimble |
JP4990692B2 (en) * | 2007-06-22 | 2012-08-01 | 株式会社ビーエル | Immunochromatographic assay and kit |
US7896578B2 (en) * | 2007-06-28 | 2011-03-01 | Carl Keller | Mapping of contaminants in geologic formations |
WO2009012309A2 (en) * | 2007-07-16 | 2009-01-22 | The Board Of Trustees Of The University Of Illinois | Nucleic acid based fluorescent sensor for divalent copper ion detection |
US8568690B2 (en) * | 2007-07-31 | 2013-10-29 | The Board Of Trustees Of The University Of Illinois | MRI contrast agents and high-throughput screening by MRI |
WO2009045632A2 (en) | 2007-08-10 | 2009-04-09 | The Board Of Trustees Of The University Of Illinois | Nucleic acid based fluorescent sensor for mercury detection |
WO2009108170A2 (en) * | 2007-11-16 | 2009-09-03 | Invitrogen Corporation | Compositions and methods for determining immune status |
WO2009070233A1 (en) * | 2007-11-26 | 2009-06-04 | Waters Technologies Corporation | Internal standards and methods for use in quantitatively measuring analytes in a sample |
US20100105039A1 (en) * | 2008-06-03 | 2010-04-29 | Yi Lu | Label-free colorimetric detection |
US20100022916A1 (en) | 2008-07-24 | 2010-01-28 | Javanbakhsh Esfandiari | Method and Apparatus for Collecting and Preparing Biological Samples for Testing |
US8062893B2 (en) | 2008-10-10 | 2011-11-22 | The Board Of Trustees Of The University Of Illinois | Fluorescent sensor for mercury |
DE102009037791A1 (en) * | 2009-08-17 | 2011-02-24 | Dst Diagnostische Systeme & Technologien Gmbh | Test system for visual evaluation |
CA2793959C (en) | 2010-03-25 | 2019-06-04 | Oregon Health & Science University | Cmv glycoproteins and recombinant vectors |
CN105044320B (en) | 2010-03-25 | 2017-02-22 | 艾博生物医药(杭州)有限公司 | Detection apparatus for testing to-be-analyzed substance in liquid sample |
US8815156B2 (en) | 2010-07-19 | 2014-08-26 | Andalyze, Inc. | Sensor housing and reagent chemistry |
US8603835B2 (en) | 2011-02-10 | 2013-12-10 | Chembio Diagnostic Systems, Inc. | Reduced step dual path immunoassay device and method |
CA2832109C (en) | 2011-06-10 | 2021-07-06 | Oregon Health & Science University | Cmv glycoproteins and recombinant vectors |
US9528987B2 (en) | 2011-06-23 | 2016-12-27 | University Of Washington | Reagent patterning in capillarity-based analyzers and associated systems and methods |
EP2568289A3 (en) | 2011-09-12 | 2013-04-03 | International AIDS Vaccine Initiative | Immunoselection of recombinant vesicular stomatitis virus expressing hiv-1 proteins by broadly neutralizing antibodies |
US9402894B2 (en) | 2011-10-27 | 2016-08-02 | International Aids Vaccine Initiative | Viral particles derived from an enveloped virus |
WO2013132347A2 (en) | 2012-03-06 | 2013-09-12 | Calpro As | Improved elisa immunoassay for calprotectin |
WO2013132338A2 (en) | 2012-03-06 | 2013-09-12 | Calpro As | Competitive immunoassay for calprotectin |
CA2874688C (en) * | 2012-05-30 | 2021-06-29 | Bio-Rad Innovations | Method for diagnosing and differentiating hiv-2 infections |
ES2631608T3 (en) | 2012-06-27 | 2017-09-01 | International Aids Vaccine Initiative | Env-glycoprotein variant of HIV-1 |
WO2014116756A1 (en) | 2013-01-22 | 2014-07-31 | University Of Washington Through Its Center For Commercialization | Sequential delivery of fluid volumes and associated devices, systems and methods |
JP6361037B2 (en) * | 2013-01-29 | 2018-07-25 | 国立大学法人三重大学 | Method for measuring plasma protein by immunochromatography |
SG2013028089A (en) * | 2013-04-12 | 2014-11-27 | Kumar Sil Bijon | Double-chamber bi-directional reverse flow device |
US11058404B2 (en) * | 2013-05-02 | 2021-07-13 | Echo Electricity Co., Ltd. | Liquid test device |
US10088397B2 (en) | 2013-06-19 | 2018-10-02 | Advance Dx, Inc. | Fluid separator collection card assembly |
US20150065381A1 (en) | 2013-09-05 | 2015-03-05 | International Aids Vaccine Initiative | Methods of identifying novel hiv-1 immunogens |
EP2873423B1 (en) | 2013-10-07 | 2017-05-31 | International Aids Vaccine Initiative | Soluble hiv-1 envelope glycoprotein trimers |
US9352313B2 (en) | 2013-12-31 | 2016-05-31 | Hangzhou Ditu Technology Co., Ltd. | Device for collecting and testing analyte in a liquid sample |
GB2548653A (en) | 2014-04-02 | 2017-09-27 | Chembio Diagnostic Systems Inc | Immunoassay utilizing trapping conjugate |
CN106662529B (en) | 2014-06-09 | 2019-08-30 | 3M创新有限公司 | Detect the measurement device and method of target analytes |
GB201414369D0 (en) * | 2014-08-13 | 2014-09-24 | Univ Bangor | Kit and method |
US20160116466A1 (en) | 2014-10-27 | 2016-04-28 | Chembio Diagnostic Systems, Inc. | Rapid Screening Assay for Qualitative Detection of Multiple Febrile Illnesses |
US10174292B2 (en) | 2015-03-20 | 2019-01-08 | International Aids Vaccine Initiative | Soluble HIV-1 envelope glycoprotein trimers |
US9931394B2 (en) | 2015-03-23 | 2018-04-03 | International Aids Vaccine Initiative | Soluble HIV-1 envelope glycoprotein trimers |
SG10201505838PA (en) * | 2015-07-27 | 2017-02-27 | Mp Biomedicals Asia Pacific Pte Ltd | Method and kit |
CA2996984C (en) | 2015-08-27 | 2024-01-02 | Quidel Corporation | Immunoassay test device with two fluid flow paths for detection and differentiation of two or more analytes |
CN105203522A (en) * | 2015-10-26 | 2015-12-30 | 杜文红 | Quantum dot quantitative detection kit of mycobacterium tuberculosis |
EP3397777B1 (en) * | 2015-12-30 | 2021-08-25 | Bio-Rad Laboratories, Inc. | Lateral flow blotting assay |
US10222383B2 (en) | 2016-01-29 | 2019-03-05 | Advanced Animal Diagnostics, Inc. | Methods and compositions for detecting mycoplasma exposure |
US10610862B2 (en) | 2016-04-04 | 2020-04-07 | Advance Dx, Inc. | Multiple path sample collection card |
US11346850B2 (en) | 2017-06-21 | 2022-05-31 | Gyntools Ltd | Assay system including assay apparatus and handheld single use assay devices for use therewith |
CN107290528B (en) * | 2017-08-02 | 2019-01-11 | 东莞合安机电有限公司 | Test paper paper slip assists turnover structure |
CN109187962A (en) * | 2017-10-07 | 2019-01-11 | 贾晓轻 | Blood sample immunochromatography diagnosis test paper, kit and detection method |
CN109725153B (en) * | 2017-10-26 | 2022-05-13 | 科美诊断技术股份有限公司 | Homogeneous phase immunoassay method and application thereof |
GB201811597D0 (en) | 2018-07-16 | 2018-08-29 | Hemogad Tech Ltd | Analyser |
IL267301A (en) | 2019-06-12 | 2019-11-28 | Gyntools Ltd | Assay apparatus and handheld specimen collection tools therefor |
US11415578B2 (en) | 2019-06-18 | 2022-08-16 | The United States Of America, As Represented By The Secretary Of Agriculture | Biosensor platform for rapid diagnostic testing |
CN116457646A (en) | 2019-10-30 | 2023-07-18 | 吉恩工具有限公司 | Assay system comprising an assay device and a hand-held disposable assay device for use with the assay device |
US20230077769A1 (en) * | 2020-03-31 | 2023-03-16 | Indian Council Of Medical Research | A Point of Care Device, Method and Kit Involving Club Cell Protein 16 as a Marker for Silicosis |
CN111487230B (en) * | 2020-04-20 | 2023-06-20 | 中国农业科学院烟草研究所 | Bacterial wilt detection device |
RU201487U1 (en) * | 2020-06-09 | 2020-12-17 | Федеральное государственное учреждение "Федеральный исследовательский центр "Фундаментальные основы биотехнологии" Российской академии наук" (ФИЦ Биотехнологии РАН) | Device for multiplex immunochromatographic analysis of viral and bacterial pathogens with an additional stage of signal amplification |
KR102492978B1 (en) * | 2020-07-31 | 2023-02-01 | 주식회사 큐에스택 | Diagnosis Strip |
Family Cites Families (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5622871A (en) | 1987-04-27 | 1997-04-22 | Unilever Patent Holdings B.V. | Capillary immunoassay and device therefor comprising mobilizable particulate labelled reagents |
US4246339A (en) * | 1978-11-01 | 1981-01-20 | Millipore Corporation | Test device |
US4235601A (en) | 1979-01-12 | 1980-11-25 | Thyroid Diagnostics, Inc. | Test device and method for its use |
US4575484A (en) * | 1980-05-05 | 1986-03-11 | Montefiore Medical Center, Inc. | Binding assay for the detection of mycobacteria |
CA1299099C (en) * | 1986-03-06 | 1992-04-21 | Paul Richard Wood | In vitro assay for detecting cell-mediated immune responses |
US4790979A (en) | 1986-08-29 | 1988-12-13 | Technimed Corporation | Test strip and fixture |
US4960691A (en) * | 1986-09-29 | 1990-10-02 | Abbott Laboratories | Chromatographic test strip for determining ligands or receptors |
US4920046A (en) | 1987-02-20 | 1990-04-24 | Becton, Dickinson And Company | Process, test device, and test kit for a rapid assay having a visible readout |
JPH0746107B2 (en) | 1987-04-27 | 1995-05-17 | ユニリーバー・ナームローゼ・ベンノートシヤープ | Test method |
US4954452A (en) | 1987-07-09 | 1990-09-04 | Abbott Laboratories | Non-metal colloidal particle immunoassay |
US5275785A (en) | 1987-10-30 | 1994-01-04 | Unilever Patent Holdings B.V. | Test device for detecting an analyte in a liquid sample |
US4933092A (en) | 1989-04-07 | 1990-06-12 | Abbott Laboratories | Methods and devices for the separation of plasma or serum from whole blood |
US5075078A (en) | 1989-10-05 | 1991-12-24 | Abbott Laboratories | Self-performing immunochromatographic device |
US5252496A (en) | 1989-12-18 | 1993-10-12 | Princeton Biomeditech Corporation | Carbon black immunochemical label |
US5096837A (en) | 1990-02-08 | 1992-03-17 | Pacific Biotech, Inc. | Immunochromatographic assay and method of using same |
US5998220A (en) * | 1991-05-29 | 1999-12-07 | Beckman Coulter, Inc. | Opposable-element assay devices, kits, and methods employing them |
US5869345A (en) | 1991-05-29 | 1999-02-09 | Smithkline Diagnostics, Inc. | Opposable-element assay device employing conductive barrier |
US5648274A (en) | 1991-05-29 | 1997-07-15 | Smithkline Diagnostics, Inc. | Competitive immunoassay device |
US6168956B1 (en) * | 1991-05-29 | 2001-01-02 | Beckman Coulter, Inc. | Multiple component chromatographic assay device |
US5468648A (en) | 1991-05-29 | 1995-11-21 | Smithkline Diagnostics, Inc. | Interrupted-flow assay device |
US5877028A (en) | 1991-05-29 | 1999-03-02 | Smithkline Diagnostics, Inc. | Immunochromatographic assay device |
US5607863A (en) | 1991-05-29 | 1997-03-04 | Smithkline Diagnostics, Inc. | Barrier-controlled assay device |
US5726010A (en) * | 1991-07-31 | 1998-03-10 | Idexx Laboratories, Inc. | Reversible flow chromatographic binding assay |
US5452716A (en) | 1992-02-25 | 1995-09-26 | Novo Nordisk A/S | Method and device for in vivo measuring the concentration of a substance in the blood |
US5229073A (en) | 1992-02-27 | 1993-07-20 | Abbott Laboratories | One-step competitive immunoassay for the semiquantitative determination of plasma lipoprotein(a) |
US5354692A (en) | 1992-09-08 | 1994-10-11 | Pacific Biotech, Inc. | Analyte detection device including a hydrophobic barrier for improved fluid flow |
US5500375A (en) | 1993-04-13 | 1996-03-19 | Serex, Inc. | Integrated packaging-holder device for immunochromatographic assays in flow-through or dipstick formats |
EP0653639B1 (en) | 1993-11-12 | 2000-03-22 | Unilever Plc | Analytical devices and methods of use thereof |
US5547833A (en) | 1994-01-04 | 1996-08-20 | Intracel Corporation | Radial flow assay, delivering member, test kit, and methods |
WO1995031720A1 (en) | 1994-05-15 | 1995-11-23 | Troell, Martha, T. | Method and apparatus for the collection, storage, and real time analysis of blood and other bodily fluids |
US5714593A (en) * | 1995-02-01 | 1998-02-03 | Institut Pasteur | DNA from mycobacterium tuberculosis which codes for a 45/47 kilodalton protein |
US5712172A (en) | 1995-05-18 | 1998-01-27 | Wyntek Diagnostics, Inc. | One step immunochromatographic device and method of use |
WO1996035952A1 (en) * | 1995-05-09 | 1996-11-14 | Smithkline Diagnostics, Inc. | Devices and methods for separating cellular components of blood from liquid portion of blood |
US6458366B1 (en) | 1995-09-01 | 2002-10-01 | Corixa Corporation | Compounds and methods for diagnosis of tuberculosis |
TR200901109T1 (en) | 1995-09-01 | 2012-02-21 | Corixa Corporation | Compounds and methods for the diagnosis and prevention of tuberculosis by immunotherapy |
US6290969B1 (en) | 1995-09-01 | 2001-09-18 | Corixa Corporation | Compounds and methods for immunotherapy and diagnosis of tuberculosis |
DK2154248T3 (en) | 1995-09-01 | 2012-01-30 | Corixa Corp | Compounds and Methods for Diagnosing Tuberculosis |
GB2307987A (en) | 1995-12-06 | 1997-06-11 | Univ Manchester | Epitopes of the urease of Helicobacter pylori as dignostic agents; pharmaceuticals comprising such epitopes or the antibodies thereto |
KR0158435B1 (en) | 1996-01-30 | 1998-11-16 | 허영섭 | Outer membrane protein gene for helicobacter pylori and recombinant microorganism expressing gene |
US5776723A (en) * | 1996-02-08 | 1998-07-07 | Herold; Christopher D. | Rapid detection of mycobacterium tuberculosis |
US5753517A (en) | 1996-03-29 | 1998-05-19 | University Of British Columbia | Quantitative immunochromatographic assays |
FR2748748B1 (en) | 1996-05-17 | 1998-11-06 | Pasteur Institut | IDENTIFICATION AND CLONING OF A MYCOBACTERIAL ANTIGEN CORRESPONDING TO A HEPARIN BINDING HEMAGGLUTIN |
US6383763B1 (en) * | 1996-07-26 | 2002-05-07 | Case Western Reserve University | Detection of mycobacteria |
FR2752425B1 (en) | 1996-08-19 | 1998-11-13 | Pasteur Institut | FRAGMENTS OF NUCLEIC ACIDS SPECIFIC TO MYCOBACTERIA MEMBERS OF THE M. TUBERCULOSIS COMPLEX AND THEIR APPLICATIONS FOR THE DETECTION AND DIFFERENTIAL DIAGNOSIS OF MEMBERS OF THE M. TUBERCULOSIS COMPLEX |
WO1998012562A1 (en) | 1996-09-20 | 1998-03-26 | Cortecs International Limited | Adhesins from heliobacter pylori and their diagnostic and therapeutic uses |
US5798273A (en) | 1996-09-25 | 1998-08-25 | Becton Dickinson And Company | Direct read lateral flow assay for small analytes |
EP0934415A2 (en) | 1996-10-11 | 1999-08-11 | Corixa Corporation | Compounds and methods for diagnosis of tuberculosis |
AU5697898A (en) | 1996-12-19 | 1998-07-15 | Chiron Corporation | (helicobacter pylori) diagnostics |
FR2758144B1 (en) | 1997-01-08 | 1999-04-02 | Pasteur Institut | POLYNUCLEOTIDE ENCODING A 27 KD POLYPEPTIDE OF MYCOBACTERIA BELONGING TO THE MYCOBACTERIUM TUBERCULOSIS COMPLEX, APPLICATION TO DIAGNOSIS AND THE PREVENTION OF TUBERCULOSIS |
AU5871598A (en) | 1997-01-24 | 1998-08-18 | Cortecs (Uk) Limited | (h. pylori) antigens |
WO1998032862A2 (en) | 1997-01-29 | 1998-07-30 | Leopold Flohe | L-alanine dehydrogenase of mycobacterium marinum |
US5879951A (en) | 1997-01-29 | 1999-03-09 | Smithkline Diagnostics, Inc. | Opposable-element assay device employing unidirectional flow |
ATE291636T1 (en) | 1997-01-29 | 2005-04-15 | Lionex Gmbh | TEST KIT FOR TUBERCULOSIS DIAGNOSIS ETC. |
US6015890A (en) | 1997-03-20 | 2000-01-18 | Albert Einstein College Of Medicine Of Yeshiva University | EmbCAB operon of mycobacteria and mutants thereof |
AU7166098A (en) | 1997-04-25 | 1998-11-24 | Genelabs Technologies, Inc. | Antigenic composition and method of detection for (helicobacter pylor i) |
US5939252A (en) | 1997-05-09 | 1999-08-17 | Lennon; Donald J. | Detachable-element assay device |
US6555653B2 (en) | 1997-05-20 | 2003-04-29 | Corixa Corporation | Compounds for diagnosis of tuberculosis and methods for their use |
US6613881B1 (en) | 1997-05-20 | 2003-09-02 | Corixa Corporation | Compounds for immunotherapy and diagnosis of tuberculosis and methods of their use |
SE9702241D0 (en) | 1997-06-12 | 1997-06-12 | Astra Ab | Vaccine compositions IV |
US5817522A (en) | 1997-11-12 | 1998-10-06 | Goodman; David B. P. | Self-contained assay device and method |
GB9806039D0 (en) | 1998-03-20 | 1998-05-20 | Cortecs Ltd | Therapy |
IL138809A0 (en) | 1998-04-07 | 2001-10-31 | Corixa Corp | Fusion proteins of mycobacterium tuberculosis antigens and pharmaceutical compositions containing the same |
US20030027774A1 (en) | 1999-03-18 | 2003-02-06 | Ronald C. Hendrickson | Tuberculosis antigens and methods of use therefor |
US6316205B1 (en) * | 2000-01-28 | 2001-11-13 | Genelabs Diagnostics Pte Ltd. | Assay devices and methods of analyte detection |
-
2000
- 2000-01-28 US US09/493,408 patent/US6316205B1/en not_active Expired - Lifetime
-
2001
- 2001-01-25 AU AU32993/01A patent/AU782582B2/en not_active Ceased
- 2001-01-25 US US09/771,479 patent/US6617116B2/en not_active Expired - Lifetime
- 2001-01-25 DE DE60114146T patent/DE60114146D1/en not_active Expired - Lifetime
- 2001-01-25 CA CA2396116A patent/CA2396116C/en not_active Expired - Fee Related
- 2001-01-25 EP EP01905075A patent/EP1250598B1/en not_active Expired - Lifetime
- 2001-01-25 WO PCT/US2001/002554 patent/WO2001055723A1/en active IP Right Grant
- 2001-01-25 AT AT01905075T patent/ATE307338T1/en not_active IP Right Cessation
- 2001-01-25 CN CNB018041434A patent/CN1168985C/en not_active Expired - Fee Related
-
2003
- 2003-06-12 US US10/459,744 patent/US6849414B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1250598B1 (en) | 2005-10-19 |
CN1397021A (en) | 2003-02-12 |
CN1168985C (en) | 2004-09-29 |
DE60114146D1 (en) | 2006-03-02 |
US20030219833A1 (en) | 2003-11-27 |
US6617116B2 (en) | 2003-09-09 |
US20010023076A1 (en) | 2001-09-20 |
WO2001055723A1 (en) | 2001-08-02 |
EP1250598A1 (en) | 2002-10-23 |
AU3299301A (en) | 2001-08-07 |
ATE307338T1 (en) | 2005-11-15 |
AU782582B2 (en) | 2005-08-11 |
US6849414B2 (en) | 2005-02-01 |
CA2396116C (en) | 2011-03-15 |
US6316205B1 (en) | 2001-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2396116A1 (en) | Immunochromatographic assay devices with separators | |
EP0480497B1 (en) | Device for performing a rapid single manual assay | |
EP0733211B1 (en) | Interrupted-flow assay device | |
JP3585933B2 (en) | Opposite component assay device using conduction barrier | |
US5714390A (en) | Cartridge test system for the collection and testing of blood in a single step | |
US4859610A (en) | Immunoassay incubation device | |
US5030555A (en) | Membrane-strip reagent serodiagnostic apparatus and method | |
WO2003012443A3 (en) | Rapid diagnostic device, assay and multifunctional buffer | |
ATE80735T1 (en) | SOLID-SURFACE COLORIMETRIC IMMUNOESSAY, TEST ROD TO BE USED WITH IT AND ITS PREPARATION. | |
CA2457930A1 (en) | Diagnostic testing process and apparatus | |
AU2007280929A1 (en) | Analysis device for biological sample | |
JPS6488155A (en) | Immunological inspection for detecting antibody against antigen | |
KR20060109595A (en) | Improved lateral flow immunoassay and device therefor | |
RU2013118695A (en) | DEVICES, METHODS AND KITS FOR IMMUNOCHROMATOGRAPHY | |
US5427739A (en) | Apparatus for performing immunoassays | |
WO1994002850A1 (en) | Transparent assay test devices and methods | |
EP1566640A1 (en) | Sampling device, the method and use thereof | |
US5079141A (en) | Apparatus and method for performing chemical analyses and immunoassays | |
CA2349274A1 (en) | Assay for anti transglutaminase antibodies | |
CA1289471C (en) | Dry test strip for devices using oxygen demanding detection system | |
KR910700462A (en) | Methods and kits for quantifying herpes simplex virus antigens by directly binding to polymer particles | |
WO2002071069A1 (en) | Method of analyzing specimen with the use of specific bond | |
EP0204579A2 (en) | Immunoassay incubation device | |
DE3177011D1 (en) | Device for detecting antigens and antibodies | |
JPH11352128A (en) | Detection device and detection method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20190125 |