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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
9
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pubmed:dateCreated |
1981-8-27
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pubmed:abstractText |
Antibodies were raised in rabbits to electrophoretically homogeneous cytochromes P-450 isolated from rat and human liver microsomes. These antibodies were used to compare various forms of rat, rabbit, and human cytochromes P-450 present in microsomes and in purified preparations by using double-diffusion analysis, immunoelectrophoresis, quantitative microcomplement fixation, competitive radioimmune assay and inhibition of enzyme activity toward d-benzphetamine and benzo[a]pyrene. The results indicate that (1) at least some forms of cytochrome P-450 from the three species share certain common immunological determinants, (2) there are immunological differences between cytochromes P-450 isolated from the three species, (3) some immunological differences exist between cytochromes P-450 isolated from rats of different strains, (4) immunologically distinguishable forms of cytochrome P-450 exist within individual human liver samples, and (5) human liver samples obtained from different individuals contain immunologically different forms of cytochrome P-450. Quantitative microcomplement fixation techniques were used to assign immunological distances to different form of rat, rabbit, and human liver microsomal cytochrome P-450. Cross-reactivity was observed in all systems tested, and the extent of immunological similarity was dependent upon the particular assay used.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0006-2960
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
28
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pubmed:volume |
20
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2370-8
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:6786331-Animals,
pubmed-meshheading:6786331-Cytochrome P-450 Enzyme System,
pubmed-meshheading:6786331-Female,
pubmed-meshheading:6786331-Humans,
pubmed-meshheading:6786331-Immune Sera,
pubmed-meshheading:6786331-Immunoassay,
pubmed-meshheading:6786331-Immunodiffusion,
pubmed-meshheading:6786331-Male,
pubmed-meshheading:6786331-Microsomes, Liver,
pubmed-meshheading:6786331-Rabbits,
pubmed-meshheading:6786331-Radioimmunoassay,
pubmed-meshheading:6786331-Rats,
pubmed-meshheading:6786331-Species Specificity
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pubmed:year |
1981
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pubmed:articleTitle |
Immunological comparison of rat, rabbit, and human microsomal cytochromes P-450.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.
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