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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
8
pubmed:dateCreated
1997-9-30
pubmed:abstractText
Five of the six expressed human TCR V gamma regions (V gamma 2, 3, 4, 8 and 9) can be detected by available mAb. No mAb with specificity for the remaining V gamma 5 region has been described. In this study, we have characterized mAb 56.3, which was obtained after immunization with V gamma 2/3/4/9-negative thymic gamma delta cells. V gamma transcripts were analyzed by inverse PCR and RT-PCR in 56.3+ cell lines and clones derived from peripheral blood. mAb 56.3 recognized all cells that expressed in-frame V gamma 5 transcripts. In addition, mAb 56.3 recognized some but not all cells expressing V gamma 3, but did not react with a large panel of clones expressing V gamma 2, 4, 8 or 9. In combination with anti-V gamma 2/3/4 mAb 23D12, V gamma 5-expressing cells could be clearly identified as 56.3+23D12(-). In some donors, mAb 56.3 also recognized a small fraction of TCR alpha beta cells. At the clonal level, these cells expressed in-frame V gamma 5-J beta-C beta or V gamma 3-J beta-C beta trans-rearrangements. When mAb 56.3 was combined with V gamma 2/3/4-, V gamma 8- and V gamma 9-specific mAb, all peripheral blood gamma delta T cells were stained. Thus, mAb 56.3 supplements the panel of available TCR V gamma-specific mAb. It is now possible to analyze the complete expressed human V gamma repertoire by flow cytometry.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
0953-8178
pubmed:author
pubmed:issnType
Print
pubmed:volume
9
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1065-72
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1997
pubmed:articleTitle
Identification of the complete expressed human TCR V gamma repertoire by flow cytometry.
pubmed:affiliation
Department of Immunology, Paul Ehrlich Institute, Langen, Germany.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't