MOUSE CD4 BINDS MHC CLASS-II WITH EXTREMELY LOW-AFFINITY

被引:57
作者
WEBER, S [1 ]
KARJALAINEN, K [1 ]
机构
[1] BASEL INST IMMUNOL,GRENZACHERSTR 487,CH-4005 BASEL,SWITZERLAND
关键词
ADHESION; BINDING; CORECEPTOR;
D O I
10.1093/intimm/5.6.695
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Interaction of CD4 with MHC class II molecules plays a crucial role during thymic development and activation of single-positive CD4 T lymphocytes. The quantitation of this interaction is, therefore, important for understanding the role of CD4 during these events. To this end, we have developed a rosette assay, which enabled us to study this molecular interaction. By coupling soluble mouse CD4 onto beads, we could show specific binding of CD4 to MHC class II molecules on A20 B lymphoma cells. These binding studies revealed an extremely low affinity (K(a) less-than-or-equal-to 10(4) M-1) between CD4 and MHC class II molecules in mouse.
引用
收藏
页码:695 / 698
页数:4
相关论文
共 32 条
[1]  
ANDERSON P, 1988, J IMMUNOL, V140, P1732
[2]  
BHATTACHARYA A, 1981, J IMMUNOL, V127, P2488
[3]   POSSIBLE INVOLVEMENT OF THE T4-MOLECULE IN T-CELL RECOGNITION OF CLASS-II HLA ANTIGENS - EVIDENCE FROM STUDIES OF CTL-TARGET CELL BINDING [J].
BIDDISON, WE ;
RAO, PE ;
TALLE, MA ;
GOLDSTEIN, G ;
SHAW, S .
JOURNAL OF EXPERIMENTAL MEDICINE, 1984, 159 (03) :783-797
[5]   IDENTIFICATION OF A CD4 BINDING-SITE ON THE BETA-2-DOMAIN OF HLA-DR MOLECULES [J].
CAMMAROTA, G ;
SCHEIRLE, A ;
TAKACS, B ;
DORAN, DM ;
KNORR, R ;
BANNWARTH, W ;
GUARDIOLA, J ;
SINIGAGLIA, F .
NATURE, 1992, 356 (6372) :799-801
[6]  
DIALYNAS DP, 1983, J IMMUNOL, V131, P2445
[7]   INTERACTION BETWEEN CD4 AND CLASS-II MHC MOLECULES MEDIATES CELL-ADHESION [J].
DOYLE, C ;
STROMINGER, JL .
NATURE, 1987, 330 (6145) :256-259
[8]   FUNCTIONAL INTERACTION BETWEEN HUMAN T-CELL PROTEIN CD4 AND THE MAJOR HISTOCOMPATIBILITY COMPLEX HLA-DR ANTIGEN [J].
GAY, D ;
MADDON, P ;
SEKALY, R ;
TALLE, MA ;
GODFREY, M ;
LONG, E ;
GOLDSTEIN, G ;
CHESS, L ;
AXEL, R ;
KAPPLER, J ;
MARRACK, P .
NATURE, 1987, 328 (6131) :626-629
[9]   THE T-CELL ACCESSORY MOLECULE CD4 RECOGNIZES A MONOMORPHIC DETERMINANT ON ISOLATED IA [J].
GAY, D ;
BUUS, S ;
PASTERNAK, J ;
KAPPLER, J ;
MARRACK, P .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1988, 85 (15) :5629-5633
[10]   A SOLUBLE CD4 PROTEIN SELECTIVELY INHIBITS HIV REPLICATION AND SYNCYTIUM FORMATION [J].
HUSSEY, RE ;
RICHARDSON, NE ;
KOWALSKI, M ;
BROWN, NR ;
CHANG, HC ;
SILICIANO, RF ;
DORFMAN, T ;
WALKER, B ;
SODROSKI, J ;
REINHERZ, EL .
NATURE, 1988, 331 (6151) :78-81