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Class Information
Number: 436/505
Name: Chemistry: analytical and immunological testing > Biospecific ligand binding assay > Utilizing isolate of tissue or organ as binding agent > Radioactive label > B12 or folate
Description: Methods in which the substance tested for is vitamin B12 or a folate.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7524642 |
Assays for identifying ubiquitin agents and for identifying agents that modify the activity of ubiquitin agents |
Apr. 28, 2009 |
| 7501287 |
Transcobalamin II assay method |
Mar. 10, 2009 |
| 7148016 |
Immunoassays to detect diseases or disease susceptibility traits |
Dec. 12, 2006 |
| 7056747 |
Process for removing endogenous Vitamin B12 and folate from albumin preparations |
Jun. 6, 2006 |
| 7005426 |
Folic acid-polysaccharide complex, its preparation method and pharmaceutical composition containing the same as active component |
Feb. 28, 2006 |
| 6797521 |
Fluorescent cobalamins and uses thereof |
Sep. 28, 2004 |
| 6555388 |
Binding protein capture assay |
Apr. 29, 2003 |
| 6083926 |
Water soluble vitamin B.sub.12 receptor modulating agents and methods related thereto |
Jul. 4, 2000 |
| 6080549 |
Methods and materials for the diagnosis and treatment of schizophrenia and related disorders |
Jun. 27, 2000 |
| 5861319 |
Immobilization of specific binding assay reagents |
Jan. 19, 1999 |
| 5589327 |
Method and composition for the determination of red blood cell floate |
Dec. 31, 1996 |
| 5538901 |
Nucleophilic polysubstituted aryl acridinium ester conjugates uses thereof |
Jul. 23, 1996 |
| 5538901 |
Nucleophilic polysubstituted aryl acridinium ester conjugates uses thereof |
Jul. 23, 1996 |
| 5506109 |
Vitamin B12 assay |
Apr. 9, 1996 |
| 5434087 |
Folate immunoassay utilizing folate binding protein in a multiclonal antibody format |
Jul. 18, 1995 |
| RE34394 |
Method and composition for double receptor, specific binding assays |
Sep. 28, 1993 |
| 5227311 |
Intrinsic factor to determine B12 |
Jul. 13, 1993 |
| 5187107 |
B.sub.12 enzyme imunoassay and sample pretreatment |
Feb. 16, 1993 |
| 5104815 |
Assay for cobalamins |
Apr. 14, 1992 |
| 5032503 |
Liquid single reagent for air enzyme complementation assay |
Jul. 16, 1991 |
| 5001072 |
Compositions and methods for multiple simultaneous immunoradiometric assay (IRMA) of analytes using radioisotope chelate labels |
Mar. 19, 1991 |
| 4950612 |
Peroxy acid pretreatment in vitamin B.sub.12 assay |
Aug. 21, 1990 |
| 4918005 |
Method of quantitative assay for vitamin B.sub.12 and reagent for assaying vitamin B.sub.12 |
Apr. 17, 1990 |
| 4904583 |
Cascade immunoassay by multiple binding reactions |
Feb. 27, 1990 |
| 4839299 |
Assay for the free portion of substances in biological fluids |
Jun. 13, 1989 |
| 4806493 |
Stabilizers for use in serum folate assays |
Feb. 21, 1989 |
| 4801530 |
Nucleotide hybridization assay for protozoan parasites |
Jan. 31, 1989 |
| 4680273 |
Assay for vitamin B12 deficiency |
Jul. 14, 1987 |
| 4672028 |
Compositions and method for simultaneous multiple array of analytes using radioisotope chelate labels |
Jun. 9, 1987 |
| 4474891 |
Mini-iodinated polypeptide hormone tracer and method for its use |
Oct. 2, 1984 |
| 4465775 |
Vitamin B.sub.12 and labelled derivatives for such assay |
Aug. 14, 1984 |
| 4465776 |
Monoclonal antibodies to vitamin B.sub.6 and immunoassay method |
Aug. 14, 1984 |
| 4456689 |
Competitive protein binding assay using an organosilane-silica gel separation medium |
Jun. 26, 1984 |
| 4451571 |
Preparation of samples for vitamin B12 and/or folate assay and assay |
May. 29, 1984 |
| 4427780 |
Method for assaying vitamin-containing compositions for vitamin analogues |
Jan. 24, 1984 |
| 4426455 |
Assay of vitamin B12 |
Jan. 17, 1984 |
| 4423154 |
Simultaneous radioassay of folate and vitamin B12 |
Dec. 27, 1983 |
| 4418151 |
Assay process with non-boiling denaturation |
Nov. 29, 1983 |
| 4399228 |
Polate competitive protein binding assay |
Aug. 16, 1983 |
| 4371514 |
Radioimmunoassay of pterins and novel pterin derivatives useful therefor |
Feb. 1, 1983 |
| 4355018 |
Assay for vitamin B.sub.12 |
Oct. 19, 1982 |
| 4351822 |
Quantitative testing for vitamin B.sub.12 |
Sep. 28, 1982 |
| 4336185 |
Folic acid derivatives |
Jun. 22, 1982 |
| 4333918 |
Radioassay for vitamin B.sub.12 |
Jun. 8, 1982 |
| 4332786 |
Method and composition for vitamin B-12 Assay |
Jun. 1, 1982 |
| 4314988 |
Folic acid derivatives and process for preparation |
Feb. 9, 1982 |
| 4300907 |
Serum vitamin B.sub.12 assay and kit therefor |
Nov. 17, 1981 |
| 4298735 |
Folic acid derivatives |
Nov. 3, 1981 |
| 4279859 |
Simultaneous radioassay of folate and vitamin B.sub.12 |
Jul. 21, 1981 |
| 4276280 |
Radiolabeled derivatives of folic acid |
Jun. 30, 1981 |
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