0 7 Protein protein NN 8 14 kinase kinase NNP 15 16 C C NNP 17 19 is be VBZ 20 23 not not RB 24 25 a a DT 26 36 downstream downstream JJ 37 45 effector effector NN 46 48 of of IN 49 55 p21ras p21ras NN 56 58 in in IN 59 68 activated activate VBN 69 70 T t NN 71 76 cells cell NNS 76 77 . . . 79 82 The the DT 83 86 aim aim NN 87 89 of of IN 90 94 this this DT 95 102 present present JJ 103 108 study study NN 109 112 was be VBD 113 115 to to TO 116 127 investigate investigate VB 128 131 the the DT 132 136 role role NN 137 139 of of IN 140 147 protein protein NN 148 154 kinase kinase NNP 155 156 C C NNP 157 158 ( ( ( 158 161 PKC PKC NNP 161 162 ) ) ) 162 163 , , , 164 174 downstream downstream RB 175 177 of of IN 178 184 p21ras p21ras NN 184 185 , , , 186 188 in in IN 189 199 activating activate VBG 200 213 interleukin-2 interleukin-2 NN 214 215 ( ( ( 215 219 IL-2 il-2 NN 219 220 ) ) ) 221 225 gene gene NN 226 236 expression expression NN 236 237 . . . 238 240 It it PRP 241 244 has have VBZ 245 249 been be VBN 250 258 reported report VBN 259 263 that that IN 264 267 PKC PKC NNP 268 270 is be VBZ 271 273 an an DT 274 282 effector effector NN 283 285 of of IN 286 292 p21ras p21ras NN 293 295 in in IN 296 297 T t NN 298 303 cells cell NNS 303 304 . . . 305 309 Data Data NNP 310 312 is be VBZ 313 322 presented present VBN 322 323 , , , 324 329 using use VBG 330 333 the the DT 334 340 potent potent JJ 341 344 and and CC 345 354 selective selective JJ 355 358 PKC PKC NNP 359 368 inhibitor inhibitor NN 369 371 Ro Ro NNP 372 379 31-8425 31-8425 CD 380 383 and and CC 384 393 transient transient JJ 394 404 expression expression NN 405 407 of of IN 408 409 a a DT 410 424 constitutively constitutively RB 425 431 active active JJ 432 435 ras ras NN 436 442 mutant mutant NN 442 443 , , , 444 449 which which WDT 450 457 clearly clearly RB 458 463 shows show VBZ 464 468 that that IN 469 472 PKC PKC NNP 473 475 is be VBZ 476 479 not not RB 480 490 downstream downstream JJ 491 493 of of IN 494 500 p21ras p21ras NN 501 503 in in IN 504 507 the the DT 508 517 induction induction NN 518 520 of of IN 521 526 NF-AT NF-AT NNP 527 530 and and CC 531 535 AP-1 ap-1 NN 536 551 transcriptional transcriptional JJ 552 560 activity activity NN 561 564 and and CC 565 567 in in IN 568 571 the the DT 572 582 expression expression NN 583 585 of of IN 586 590 IL-2 il-2 NN 591 593 in in IN 594 599 human human JJ 600 606 Jurkat Jurkat NNP 607 608 T t NN 609 614 cells cell NNS 614 615 . . . 616 624 Reporter reporter NN 625 629 gene gene NN 630 641 experiments experiment NNS 642 654 demonstrated demonstrate VBD 655 659 that that IN 660 668 NF-kappa NF-kappa NNP 669 670 B B NNP 671 686 transcriptional transcriptional JJ 687 695 activity activity NN 696 698 is be VBZ 699 702 not not RB 703 711 affected affect VBN 712 714 by by IN 715 725 expression expression NN 726 728 of of IN 729 738 activated activate VBN 739 745 p21ras p21ras NN 745 746 . . . 747 750 The the DT 751 760 signaling signaling NN 761 769 pathways pathway NNS 770 779 involving involve VBG 780 783 PKC PKC NNP 784 794 activation activation NN 794 795 , , , 796 803 calcium calcium NN 804 816 mobilization mobilization NN 817 820 and and CC 821 824 ras ras NN 825 835 activation activation NN 836 843 combine combine VBP 844 846 to to TO 847 854 provide provide VB 855 858 the the DT 859 868 necessary necessary JJ 869 879 components component NNS 880 883 for for IN 884 894 production production NN 895 897 of of IN 898 902 IL-2 il-2 NN 903 909 during during IN 910 911 T t NN 912 916 cell cell NN 917 927 activation activation NN 927 928 . . .