INTERLEUKIN-7 - A COFACTOR FOR V(D)J REARRANGEMENT OF THE T-CELL RECEPTOR BETA-GENE

被引:208
作者
MUEGGE, K [1 ]
VILA, MP [1 ]
DURUM, SK [1 ]
机构
[1] NCI,BIOL RESPONSE MODIFIERS PROGRAM,MOLEC IMMUNOREGULAT LAB,FREDERICK,MD 21702
关键词
D O I
10.1126/science.7686307
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The diversity of the T cell receptor repertoire is generated by rearrangement of gene elements in immature thymocytes. To identify a thymic signal that induces this rearrangement, a variety of agents were tested for their ability to induce rearrangement of the T cell receptor beta gene in suspensions of thymocytes from mouse embryos at day 14 of gestation. Of 16 agents tested, only interleukin-7 (IL-7) induced V(D)J gene rearrangement and sustained expression of the RAG-1 and RAG-2 genes, which are known to control rearrangement. These data implicate IL-7, a cytokine that is abundantly expressed in embryonic thymus, in driving gene rearrangement during early T cell development.
引用
收藏
页码:93 / 95
页数:3
相关论文
共 25 条
  • [11] RAG-1-DEFICIENT MICE HAVE NO MATURE LYMPHOCYTES-B AND LYMPHOCYTES-T
    MOMBAERTS, P
    IACOMINI, J
    JOHNSON, RS
    HERRUP, K
    TONEGAWA, S
    PAPAIOANNOU, VE
    [J]. CELL, 1992, 68 (05) : 869 - 877
  • [12] MONTGOMERY RA, 1991, J IMMUNOL, V147, P554
  • [13] MUEGGE K, UNPUB
  • [14] MUEGGE K, IN PRESS P NATL ACAD
  • [15] Murray R, 1989, Int Immunol, V1, P526, DOI 10.1093/intimm/1.5.526
  • [16] STIMULATION OF B-CELL PROGENITORS BY CLONED MURINE INTERLEUKIN-7
    NAMEN, AE
    LUPTON, S
    HJERRILD, K
    WIGNALL, J
    MOCHIZUKI, DY
    SCHMIERER, A
    MOSLEY, B
    MARCH, CJ
    URDAL, D
    GILLIS, S
    COSMAN, D
    GOODWIN, RG
    [J]. NATURE, 1988, 333 (6173) : 571 - 573
  • [17] RAG-1 AND RAG-2, ADJACENT GENES THAT SYNERGISTICALLY ACTIVATE V(D)J RECOMBINATION
    OETTINGER, MA
    SCHATZ, DG
    GORKA, C
    BALTIMORE, D
    [J]. SCIENCE, 1990, 248 (4962) : 1517 - 1523
  • [18] MURINE INTERLEUKIN-7 (IL-7) RECEPTOR - CHARACTERIZATION ON AN IL-7-DEPENDENT CELL-LINE
    PARK, LS
    FRIEND, DJ
    SCHMIERER, AE
    DOWER, SK
    NAMEN, AE
    [J]. JOURNAL OF EXPERIMENTAL MEDICINE, 1990, 171 (04) : 1073 - 1089
  • [19] DEVELOPMENT OF LYMPHOCYTES IN INTERLEUKIN 7-TRANSGENIC MICE
    SAMARIDIS, J
    CASORATI, G
    TRAUNECKER, A
    IGLESIAS, A
    GUTIERREZ, JC
    MULLER, U
    PALACIOS, R
    [J]. EUROPEAN JOURNAL OF IMMUNOLOGY, 1991, 21 (02) : 453 - 460
  • [20] THE V(D)J RECOMBINATION ACTIVATING GENE, RAG-1
    SCHATZ, DG
    OETTINGER, MA
    BALTIMORE, D
    [J]. CELL, 1989, 59 (06) : 1035 - 1048