DE2951672C2 - - Google Patents
Info
- Publication number
- DE2951672C2 DE2951672C2 DE2951672A DE2951672A DE2951672C2 DE 2951672 C2 DE2951672 C2 DE 2951672C2 DE 2951672 A DE2951672 A DE 2951672A DE 2951672 A DE2951672 A DE 2951672A DE 2951672 C2 DE2951672 C2 DE 2951672C2
- Authority
- DE
- Germany
- Prior art keywords
- fibers
- cation exchange
- carboxylic acid
- exchange resin
- acid type
- 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.)
- Expired
Links
- 239000000835 fiber Substances 0.000 claims description 47
- 239000003365 glass fiber Substances 0.000 claims description 30
- 102000011022 Chorionic Gonadotropin Human genes 0.000 claims description 26
- 108010062540 Chorionic Gonadotropin Proteins 0.000 claims description 26
- 229940084986 human chorionic gonadotropin Drugs 0.000 claims description 26
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 25
- 239000003729 cation exchange resin Substances 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 13
- 238000009597 pregnancy test Methods 0.000 claims description 9
- 230000001900 immune effect Effects 0.000 claims description 7
- 238000005341 cation exchange Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 4
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 7
- 239000000203 mixture Substances 0.000 claims 3
- 210000002700 urine Anatomy 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 20
- 150000001735 carboxylic acids Chemical class 0.000 description 18
- 210000002966 serum Anatomy 0.000 description 13
- 239000004816 latex Substances 0.000 description 12
- 229920000126 latex Polymers 0.000 description 12
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 10
- 239000001768 carboxy methyl cellulose Substances 0.000 description 10
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 10
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 10
- 229920002239 polyacrylonitrile Polymers 0.000 description 10
- 229920000742 Cotton Polymers 0.000 description 9
- 229920002301 cellulose acetate Polymers 0.000 description 9
- 230000004520 agglutination Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- -1 polyethylene Polymers 0.000 description 8
- 230000035935 pregnancy Effects 0.000 description 8
- 229920002678 cellulose Polymers 0.000 description 7
- 239000001913 cellulose Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 231100000640 hair analysis Toxicity 0.000 description 6
- 238000002203 pretreatment Methods 0.000 description 6
- 230000005764 inhibitory process Effects 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 4
- 229920001778 nylon Polymers 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 229920002635 polyurethane Polymers 0.000 description 4
- 239000004814 polyurethane Substances 0.000 description 4
- 229920000915 polyvinyl chloride Polymers 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 210000001124 body fluid Anatomy 0.000 description 3
- 239000010839 body fluid Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 210000002381 plasma Anatomy 0.000 description 3
- 210000002268 wool Anatomy 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000003759 clinical diagnosis Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 210000003743 erythrocyte Anatomy 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 150000003377 silicon compounds Chemical class 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 239000002966 varnish Substances 0.000 description 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 102000006771 Gonadotropins Human genes 0.000 description 1
- 108010086677 Gonadotropins Proteins 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 206010029719 Nonspecific reaction Diseases 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- DPOPAJRDYZGTIR-UHFFFAOYSA-N Tetrazine Chemical compound C1=CN=NN=N1 DPOPAJRDYZGTIR-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000002622 gonadotropin Substances 0.000 description 1
- 230000035931 haemagglutination Effects 0.000 description 1
- 230000008105 immune reaction Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000012092 latex agglutination test Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000003127 radioimmunoassay Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- G01N33/74—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving hormones or other non-cytokine intercellular protein regulatory factors such as growth factors, including receptors to hormones and growth factors
- G01N33/76—Human chorionic gonadotropin including luteinising hormone, follicle stimulating hormone, thyroid stimulating hormone or their receptors
-
- 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
- Y10S436/811—Test for named disease, body condition or organ function
- Y10S436/814—Pregnancy
-
- 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
- Y10S436/815—Test for named compound or class of compounds
- Y10S436/817—Steroids or hormones
- Y10S436/818—Human chorionic gonadotropin
-
- 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
- Y10S436/825—Pretreatment for removal of interfering factors from sample
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Urology & Nephrology (AREA)
- Immunology (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Endocrinology (AREA)
- Hematology (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Cell Biology (AREA)
- Biotechnology (AREA)
- Food Science & Technology (AREA)
- Reproductive Health (AREA)
- Physics & Mathematics (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP53160762A JPS5933228B2 (ja) | 1978-12-25 | 1978-12-25 | 妊娠診断反応用被検液の前処理方法ならびに前処理剤 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2951672A1 DE2951672A1 (de) | 1980-07-03 |
| DE2951672C2 true DE2951672C2 (forum.php) | 1987-10-08 |
Family
ID=15721906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792951672 Granted DE2951672A1 (de) | 1978-12-25 | 1979-12-21 | Mittel zur vorbehandlung von zu untersuchenden fluessigkeiten fuer den schwangerschaftstest |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4270923A (forum.php) |
| JP (1) | JPS5933228B2 (forum.php) |
| CA (1) | CA1136972A (forum.php) |
| DE (1) | DE2951672A1 (forum.php) |
| FR (1) | FR2445528A1 (forum.php) |
| GB (1) | GB2040045B (forum.php) |
| HK (1) | HK9586A (forum.php) |
| MY (1) | MY8500422A (forum.php) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1146852A (en) * | 1979-01-31 | 1983-05-24 | Koichi Kondo | Reagent for latex agglutination |
| DE3303083A1 (de) * | 1983-01-31 | 1984-08-02 | Behringwerke Ag, 3550 Marburg | Immunologisches latex-agglutinationsverfahren und mittel |
| US4536478A (en) * | 1984-04-05 | 1985-08-20 | Seragan Diagnostics, Inc. | Method for reducing non-specific interferences in agglutination immunoassays |
| GB2203962A (en) * | 1987-04-24 | 1988-11-02 | Pall Corp | Treating urine |
| US5202267A (en) * | 1988-04-04 | 1993-04-13 | Hygeia Sciences, Inc. | Sol capture immunoassay kit and procedure |
| PT797097E (pt) * | 1996-03-18 | 2002-06-28 | Stiftung Fur Diagnostische For | Ensaio imunologico de particulas com matriz compacta |
| EP0995803A3 (en) * | 1998-10-20 | 2001-11-07 | Matsushita Electric Industrial Co., Ltd. | Sample treating kit and sample treating method using the same for analysis with a biosensor |
| US7045098B2 (en) | 2001-02-02 | 2006-05-16 | James Matthew Stephens | Apparatus and method for removing interfering substances from a urine sample using a chemical oxidant |
| US20030022390A1 (en) * | 2002-05-30 | 2003-01-30 | Stephens James Matthew | Method and kit for making interfering substances in urine undetectable |
| PT2270508E (pt) * | 2003-12-24 | 2013-05-07 | Denka Seiken Kk | Método de ensaio de membrana e kit |
| JP4969245B2 (ja) * | 2005-07-25 | 2012-07-04 | アークレイ株式会社 | 免疫測定方法およびそれに用いる免疫測定用キット |
| US20150360156A1 (en) * | 2013-12-20 | 2015-12-17 | Hollingsworth & Vose Company | Filter media and elements with fine staple fibers |
| US20150174509A1 (en) * | 2013-12-20 | 2015-06-25 | Hollingsworth & Vose Company | Filter media with fine staple fibers |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3215500A (en) * | 1961-06-12 | 1965-11-02 | Donald L Bittner | Laboratory mixer-separator |
| US3171783A (en) * | 1962-08-15 | 1965-03-02 | Hyland Lab | Diagnostic procedure |
| US3594993A (en) * | 1966-11-14 | 1971-07-27 | Dexter Corp | Porous, bonded and impregnated, nonwoven filter sheet structure |
| US3446598A (en) * | 1966-12-22 | 1969-05-27 | Miles Lab | Chorionic gonadotropin separation process |
| JPS549078B1 (forum.php) * | 1971-02-23 | 1979-04-20 | ||
| US3901657A (en) * | 1974-04-29 | 1975-08-26 | Sun Scient Inc | Device for testing solutions and body fluids |
| CA1054515A (en) * | 1975-12-17 | 1979-05-15 | Morris L. Givner | Ultrafiltration in pregnancy diagnosis |
| US4160644A (en) * | 1977-06-13 | 1979-07-10 | Streck Laboratories, Inc. | Platelet reference control and method of preparation |
| US4138214A (en) * | 1977-12-19 | 1979-02-06 | American Home Products Corporation | Diagnostic test utilizing human chorionic gonadotropin |
-
1978
- 1978-12-25 JP JP53160762A patent/JPS5933228B2/ja not_active Expired
-
1979
- 1979-12-21 CA CA000342474A patent/CA1136972A/en not_active Expired
- 1979-12-21 FR FR7931526A patent/FR2445528A1/fr active Granted
- 1979-12-21 DE DE19792951672 patent/DE2951672A1/de active Granted
- 1979-12-21 GB GB7944182A patent/GB2040045B/en not_active Expired
- 1979-12-26 US US06/107,179 patent/US4270923A/en not_active Expired - Lifetime
-
1985
- 1985-12-30 MY MY422/85A patent/MY8500422A/xx unknown
-
1986
- 1986-02-05 HK HK95/86A patent/HK9586A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2040045A (en) | 1980-08-20 |
| JPS5587048A (en) | 1980-07-01 |
| CA1136972A (en) | 1982-12-07 |
| FR2445528B1 (forum.php) | 1985-01-11 |
| FR2445528A1 (fr) | 1980-07-25 |
| DE2951672A1 (de) | 1980-07-03 |
| JPS5933228B2 (ja) | 1984-08-14 |
| GB2040045B (en) | 1983-05-11 |
| HK9586A (en) | 1986-02-14 |
| US4270923A (en) | 1981-06-02 |
| MY8500422A (en) | 1985-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |