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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
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pubmed:dateCreated |
1980-1-28
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pubmed:abstractText |
Low pH eluates were prepared from trophoblasts derived from 8 term human placentas. A qualitative analysis for immunoglobulins revealed the presence of IgG, IgA, and IgM in these eluates. IgC-rich fractions were obtained by DEAE-cellulose chromatography of ammonium sulfate-concentrated eluates. These fractions were able to neutralize, in vitro, the catalytic activity of reverse transcriptases (RT) from several retroviruses. RT from baboon endogenous virus (BEV) seemed to be more susceptible to the neutralizing activity of some eluates. This was in contrast to RT from feline leukemia virus (FeLV) which were neutralized by eluates of leukocytes from chronic myelogenous leukemia. In contrast to previous and present results with purified IgG from leukemic leukocytes, the purified IgG from placenta eluates was incapable of RT neutralization. However, such purified IgG fractions inhibited mixed lymphocyte reactions.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0004-3591
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
22
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1308-13
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:92319-Female,
pubmed-meshheading:92319-Humans,
pubmed-meshheading:92319-Hydrogen-Ion Concentration,
pubmed-meshheading:92319-Immunoglobulin G,
pubmed-meshheading:92319-Leukemia, Myeloid,
pubmed-meshheading:92319-Lymphocyte Culture Test, Mixed,
pubmed-meshheading:92319-Neutralization Tests,
pubmed-meshheading:92319-Placenta,
pubmed-meshheading:92319-Pregnancy,
pubmed-meshheading:92319-RNA-Directed DNA Polymerase,
pubmed-meshheading:92319-Retroviridae,
pubmed-meshheading:92319-Trophoblasts
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pubmed:year |
1979
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pubmed:articleTitle |
Placenta-bound immunoglobulins.
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pubmed:publicationType |
Journal Article
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