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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
1976-12-30
pubmed:abstractText
We isolated an ether-resistant internal antigen and an ether-sensitive antigen previously described in relation to bovine leukemia virus infection. These two antigens have now been isolated by isoelectric focusing and concanavalin A affinity chromatography, respectively. The ether-resistant antigen exhibited isoelectric heterogeneity with a major peak at pH 7.2 and a minor peak at pH 6.2. Its molecular weight, estimated by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE), was 23,000 (p23), and it gave a sedimentation value of 2.3s. For material containing ether-sensitive antigen, analyzed by SDS-PAGE, protein staining revealed four components with molecular weights of 18,000, 25,000, 45,000, and 55,000. Two of these [45,000 (gp45) and 55,000 (gp55)] were stained by periodic acid-Schiff reagent. Isoelectric point and sedimentation value of the major glycoprotein (gp45) were pH 5.0 and 3.4s, respectively; no immunologic cross-reactivity was found between p23 and glycoprotein antigen.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
0027-8874
pubmed:author
pubmed:issnType
Print
pubmed:volume
57
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
571-8
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1976
pubmed:articleTitle
Properties of two isolated antigens associated with bovine leukemia virus infection.
pubmed:publicationType
Journal Article, Comparative Study, Research Support, U.S. Gov't, P.H.S.