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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1977-10-31
pubmed:abstractText
The parameters of cell-mediated immune responses of rats to infection with lymphocytic choriomeningitis virus or vaccinia virus were assessed by measuring primary footpad swelling, increased weights of the local lymph nodes, increased numbers of lymphocytes per lymph node, and the course of virus-specific cytolytic activity by these lymphocytes. Except for lack of a defined swelling caused by vaccinia virus injected into the hind footpads of rats, the kinetics of all these responses correlated and were in accord with the usual time course of cellular immune responses. Starting 3 days after infection, peaking at 5 to 7 days, and disappearing after 10 to 12 days, the responses by rats to both viruses were comparable to those found in mice. The phagocytes of these infected rats inhibited the growth of Listeria monocytogenes in vivo, indicating activation of the macrophages by virus-specific cellular immunity. The rat cytotoxic lymphocytes were thymus derived as judged by various criteria: inactivation by an absorbed rabbit anti-rat brain antiserum plus C, susceptibility to anti Thy 1.1 plus C, restriction of the lytic activity within inbred strains and probably by the Ag-B locus, and the kinetics of the response. The cytotoxic T lymphocytes were virus specific since they killed only target cells infected with the same virus but not uninfected cells, or targets that were infected with an unrelated virus.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
AIM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
0022-1767
pubmed:author
pubmed:issnType
Print
pubmed:volume
119
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1242-7
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1977
pubmed:articleTitle
Cell-mediated immune response to lymphocytic choriomeningitis and vaccinia virus in rats.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S.