COMPARISON OF MONOCLONAL-ANTIBODIES WITH POTENTIAL SPECIFICITY FOR RESTRICTED ISOFORMS OF THE LEUKOCYTE COMMON ANTIGEN (CD45R)

被引:16
作者
BEMBRIDGE, GP
PARSONS, KR
SOPP, P
MACHUGH, ND
HOWARD, CJ
机构
[1] AFRC Institute for Animal Health, Compton, Newbury
关键词
D O I
10.1016/0165-2427(93)90173-2
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Ten monoclonal antibodies (mAbs), that comprised temporary cluster TC1, and included a previously published CD45R mAb, were compared together with mAb IL-A116 which did not cluster with any workshop mAb. The ten mAbs of TC1 immunoprecipitate molecules with an M(r) of 220 and 205 kDa; sequential precipitation with a CD45 mAb indicates that these mAbs recognize restricted isoforms of the leukocyte common antigen. Cellular and tissue distribution suggests that mAbs within TC1 recognize at least two different specificities of the CD45 family of molecules. mAb IL-A116 precipitated a molecule of 180 kDa suggesting that it may recognize the CD45RO isoform of the leukocyte common antigen.
引用
收藏
页码:129 / 136
页数:8
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