0 1 A a DT 2 7 novel novel JJ 8 25 immunosuppressive immunosuppressive JJ 26 32 factor factor NN 33 35 in in IN 36 42 bovine bovine JJ 43 52 colostrum colostrum NN 53 59 blocks block VBZ 60 70 activation activation NN 71 73 of of IN 74 77 the the DT 78 89 interleukin interleukin NN 90 91 2 2 CD 92 96 gene gene NN 97 105 enhancer enhancer NN 106 108 at at IN 109 112 the the DT 113 117 NFAT NFAT NNP 118 122 site site NN 122 123 . . . 125 126 A a DT 127 133 factor factor NN 134 136 in in IN 137 143 bovine bovine JJ 144 153 colostrum colostrum NN 154 155 ( ( ( 155 164 colostrum colostrum NN 165 175 inhibitory inhibitory JJ 176 182 factor factor NN 182 183 , , , 184 187 CIF CIF NNP 187 188 ) ) ) 189 197 inhibits inhibit VBZ 198 209 interleukin interleukin NN 210 211 2 2 CD 212 213 ( ( ( 213 216 IL2 il2 NN 216 217 ) ) ) 218 228 production production NN 229 231 in in IN 232 241 activated activate VBN 242 243 T t NN 244 250 helper helper NN 251 256 cells cell NNS 257 259 by by IN 260 268 blocking block VBG 269 272 the the DT 273 285 accumulation accumulation NN 286 288 of of IN 289 292 IL2 IL2 NNP 293 297 mRNA mRNA NNP 297 298 . . . 299 301 To to TO 302 311 determine determine VB 312 319 whether whether IN 320 323 CIF cif NN 324 330 blocks block NNS 331 333 at at IN 334 337 the the DT 338 343 level level NN 344 346 of of IN 347 350 IL2 il2 NN 351 364 transcription transcription NN 364 365 , , , 366 368 we we PRP 369 379 introduced introduce VBD 380 388 reporter reporter NN 389 397 plasmids plasmid NNS 398 402 into into IN 403 406 the the DT 407 412 human human JJ 413 414 T t NN 415 423 leukemia leukemia NN 424 428 cell cell NN 429 433 line line NN 434 440 Jurkat jurkat NN 441 443 by by IN 444 453 transient transient JJ 454 466 transfection transfection NN 466 467 . . . 468 473 These these DT 474 483 contained contain VBD 484 487 the the DT 488 498 luciferase luciferase NN 499 503 gene gene NN 504 509 under under IN 510 513 the the DT 514 521 control control NN 522 524 of of IN 525 531 either either CC 532 535 the the DT 536 541 human human JJ 542 545 IL2 il2 NN 546 554 upstream upstream JJ 555 563 enhancer enhancer NN 564 570 region region NN 571 572 ( ( ( 572 580 segments segment NNS 581 585 -326 -326 CD 586 588 to to TO 589 592 +45 +45 CD 592 593 ) ) ) 594 596 or or CC 597 602 three three CD 603 610 repeats repeat NNS 611 613 of of IN 614 617 the the DT 618 622 NFAT NFAT NNP 623 630 element element NN 631 640 contained contain VBN 641 647 within within IN 648 650 it it PRP 651 652 ( ( ( 652 660 segments segment NNS 661 665 -255 -255 CD 666 668 to to TO 669 673 -285 -285 CD 673 674 ) ) ) 674 675 . . . 676 686 Expression expression NN 687 689 of of IN 690 700 luciferase luciferase NN 701 703 in in IN 704 709 these these DT 710 715 cells cell NNS 716 719 was be VBD 720 727 induced induce VBN 728 730 by by IN 731 738 phorbol phorbol NN 739 748 myristate myristate NN 749 756 acetate acetate NN 757 761 plus plus CC 762 763 a a DT 764 771 calcium calcium NN 772 781 ionophore ionophore NN 781 782 . . . 783 786 CIF CIF NNP 787 796 inhibited inhibit VBD 797 806 induction induction NN 807 809 of of IN 810 816 either either CC 817 826 construct construct NN 827 829 as as IN 830 833 did do VBD 834 846 cyclosporine cyclosporine NN 846 847 , , , 848 853 which which WDT 854 856 is be VBZ 857 862 known know VBN 863 865 to to TO 866 871 block block VB 872 882 activation activation NN 883 885 of of IN 886 889 the the DT 890 894 NFAT NFAT NNP 895 902 element element NN 902 903 . . . 904 907 CIF CIF NNP 908 914 failed fail VBD 915 917 to to TO 918 925 inhibit inhibit VB 926 933 several several JJ 934 939 other other JJ 940 948 enhancer enhancer NN 949 957 elements element NNS 957 958 . . . 959 962 The the DT 963 978 NFAT-controlled nfat-controlled JJ 979 989 luciferase luciferase NN 990 994 gene gene NN 995 1001 system system NN 1002 1015 distinguishes distinguish VBZ 1016 1019 CIF cif NN 1020 1024 from from IN 1025 1030 other other JJ 1031 1032 T t NN 1033 1037 cell cell NN 1038 1048 inhibitory inhibitory JJ 1049 1059 activities activity NNS 1060 1067 present present JJ 1068 1070 in in IN 1071 1080 colostrum colostrum NN 1080 1081 , , , 1082 1084 in in IN 1085 1095 particular particular JJ 1095 1096 , , , 1097 1100 TGF TGF NNP 1101 1105 beta beta SYM 1106 1107 1 1 CD 1108 1111 and and CC 1112 1115 TGF TGF NNP 1116 1120 beta beta NN 1121 1122 2 2 CD 1123 1126 and and CC 1127 1130 the the DT 1131 1146 glucocorticoids glucocorticoid NNS 1146 1147 . . . 1148 1154 Stably stably RB 1155 1166 transfected transfecte VBN 1167 1173 Jurkat Jurkat NNP 1174 1179 cells cell NNS 1180 1187 behaved behave VBD 1188 1197 similarly similarly RB 1198 1200 to to TO 1201 1204 the the DT 1205 1216 transiently transiently RB 1217 1228 transfected transfecte VBN 1229 1233 ones one NNS 1234 1238 with with IN 1239 1246 respect respect NN 1247 1249 to to TO 1250 1260 inhibition inhibition NN 1261 1263 by by IN 1264 1267 CIF CIF NNP 1268 1271 and and CC 1272 1284 cyclosporine cyclosporine NN 1284 1285 . . . 1286 1289 The the DT 1290 1298 NFAT-luc NFAT-luc NNP 1299 1304 assay assay NN 1305 1307 is be VBZ 1308 1309 a a DT 1310 1316 useful useful JJ 1317 1326 technique technique NN 1327 1330 for for IN 1331 1334 the the DT 1335 1340 rapid rapid JJ 1340 1341 , , , 1342 1351 sensitive sensitive JJ 1352 1363 measurement measurement NN 1364 1366 of of IN 1367 1370 CIF CIF NNP 1371 1373 or or CC 1374 1379 other other JJ 1380 1398 immunosuppressants immunosuppressant NNS 1399 1403 with with IN 1404 1405 a a DT 1406 1413 similar similar JJ 1414 1418 mode mode NN 1419 1421 of of IN 1422 1428 action action NN 1428 1429 . . .