0 2 In in FW 3 7 vivo vivo FW 8 18 inhibition inhibition NN 19 21 of of IN 22 30 NF-kappa NF-kappa NNP 31 32 B B NNP 33 35 in in IN 36 45 T-lineage T-lineage NNP 46 51 cells cell NNS 52 57 leads lead VBZ 58 60 to to TO 61 62 a a DT 63 71 dramatic dramatic JJ 72 80 decrease decrease NN 81 83 in in IN 84 88 cell cell NN 89 102 proliferation proliferation NN 103 106 and and CC 107 115 cytokine cytokine NN 116 126 production production NN 127 130 and and CC 131 133 to to TO 134 143 increased increase VBN 144 148 cell cell NN 149 158 apoptosis apoptosis NN 159 161 in in IN 162 170 response response NN 171 173 to to TO 174 183 mitogenic mitogenic JJ 184 191 stimuli stimulus NNS 191 192 , , , 193 196 but but CC 197 200 not not RB 201 203 to to TO 204 212 abnormal abnormal JJ 213 225 thymopoiesis thymopoiesis NN 225 226 . . . 228 230 To to TO 231 241 understand understand VB 242 245 the the DT 246 250 role role NN 251 253 of of IN 254 262 NF-kappa NF-kappa NNP 263 264 B B NNP 265 274 complexes complex NNS 275 277 in in IN 278 279 T t NN 280 284 cell cell NN 285 296 development development NN 297 300 and and CC 301 311 activation activation NN 311 312 , , , 313 315 we we PRP 316 320 have have VBP 321 330 generated generate VBN 331 341 transgenic transgenic JJ 342 346 mice mouse NNS 347 349 in in IN 350 355 which which WDT 356 360 RelA RelA NNP 361 364 and and CC 365 370 c-Rel c-rel NN 371 380 complexes complex NNS 381 385 were be VBD 386 397 selectively selectively RB 398 407 inhibited inhibit VBN 408 410 in in IN 411 414 the the DT 415 424 T-lineage t-lineage NN 425 430 cells cell NNS 431 433 by by IN 434 442 specific specific JJ 443 453 expression expression NN 454 456 of of IN 457 458 a a DT 459 473 trans-dominant trans-dominant JJ 474 478 form form NN 479 481 of of IN 482 483 I i NN 484 489 kappa kappa NN 490 491 B B NNP 492 497 alpha alpha NN 497 498 . . . 499 508 Transgene Transgene NNP 509 519 expression expression NN 520 523 did do VBD 524 527 not not RB 528 534 affect affect VB 535 538 the the DT 539 545 thymic thymic JJ 546 557 development development NN 557 558 , , , 559 562 but but CC 563 566 led lead VBD 567 569 to to TO 570 577 lowered lowered JJ 578 585 numbers number NNS 586 588 of of IN 589 596 splenic splenic JJ 597 598 T t NN 599 604 cells cell NNS 605 608 and and CC 609 611 to to TO 612 613 a a DT 614 622 dramatic dramatic JJ 623 631 decrease decrease NN 632 634 in in IN 635 638 the the DT 639 641 ex ex FW 642 646 vivo vivo FW 647 660 proliferative proliferative JJ 661 669 response response NN 670 672 of of IN 673 680 splenic splenic JJ 681 682 T t NN 683 694 lymphocytes lymphocyte NNS 694 695 . . . 696 704 Analysis Analysis NNP 705 707 of of IN 708 712 IL-2 IL-2 NNP 713 716 and and CC 717 722 IL-2R IL-2R NNP 723 728 alpha alpha NN 729 739 expression expression NN 740 752 demonstrated demonstrate VBD 753 757 that that IN 758 761 the the DT 762 774 perturbation perturbation NN 775 777 of of IN 778 781 the the DT 782 795 proliferation proliferation NN 796 804 response response NN 805 808 was be VBD 809 812 not not RB 813 825 attributable attributable JJ 826 828 to to TO 829 831 an an DT 832 840 abnormal abnormal JJ 841 851 expression expression NN 852 854 of of IN 855 860 these these DT 861 866 genes gene NNS 866 867 . . . 868 870 In in IN 871 879 contrast contrast NN 879 880 , , , 881 891 expression expression NN 892 894 of of IN 895 899 IL-4 il-4 NN 899 900 , , , 901 906 IL-10 IL-10 NNP 906 907 , , , 908 911 and and CC 912 921 IFN-gamma IFN-gamma NNP 922 925 was be VBD 926 934 strongly strongly RB 935 944 inhibited inhibit VBN 945 947 in in IN 948 951 the the DT 952 962 transgenic transgenic JJ 963 964 T t NN 965 970 cells cell NNS 970 971 . . . 972 975 The the DT 976 989 proliferative proliferative JJ 990 1000 deficiency deficiency NN 1001 1003 of of IN 1004 1007 the the DT 1008 1018 transgenic transgenic JJ 1019 1020 T t NN 1021 1026 cells cell NNS 1027 1030 was be VBD 1031 1041 associated associate VBN 1042 1046 with with IN 1047 1049 an an DT 1050 1059 increased increase VBN 1060 1069 apoptosis apoptosis NN 1069 1070 . . . 1071 1076 These these DT 1077 1084 results result NNS 1085 1090 point point VBP 1091 1094 out out RP 1095 1098 the the DT 1099 1110 involvement involvement NN 1111 1113 of of IN 1114 1122 NF-kappa NF-kappa NNP 1123 1128 B/Rel B/Rel NNP 1129 1135 family family NN 1136 1144 proteins protein NNS 1145 1147 in in IN 1148 1154 growth growth NN 1155 1164 signaling signaling NN 1165 1173 pathways pathway NNS 1174 1176 by by IN 1177 1183 either either CC 1184 1194 regulating regulate VBG 1195 1203 proteins protein NNS 1204 1212 involved involve VBN 1213 1215 in in IN 1216 1219 the the DT 1220 1224 IL-2 il-2 NN 1225 1234 signaling signaling NN 1235 1237 or or CC 1238 1240 by by IN 1241 1253 functionally functionally RB 1254 1265 interfering interfere VBG 1266 1270 with with IN 1271 1274 the the DT 1275 1279 cell cell NN 1280 1285 cycle cycle NN 1286 1297 progression progression NN 1297 1298 . . .