0 3 HIV HIV NNP 4 8 does do VBZ 9 12 not not RB 13 22 replicate replicate VB 23 25 in in IN 26 31 naive naive JJ 32 35 CD4 cd4 NN 36 37 T t NN 38 43 cells cell NNS 44 54 stimulated stimulate VBN 55 59 with with IN 60 68 CD3/CD28 cd3/cd28 NN 68 69 . . . 71 73 In in IN 74 78 this this DT 79 85 report report NN 85 86 , , , 87 89 we we PRP 90 101 demonstrate demonstrate VBP 102 106 that that IN 107 110 the the DT 111 112 T t NN 113 117 cell cell NN 118 124 tropic tropic JJ 125 131 strain strain NN 132 134 of of IN 135 138 HIV HIV NNP 138 139 , , , 140 143 LAI LAI NNP 143 144 , , , 145 149 does do VBZ 150 153 not not RB 154 163 replicate replicate VB 164 166 in in IN 167 172 naive naive JJ 173 176 CD4 cd4 NN 177 178 T t NN 179 184 cells cell NNS 185 195 stimulated stimulate VBN 196 198 by by IN 199 212 cross-linking cross-linking JJ 213 216 CD3 cd3 NN 217 220 and and CC 221 225 CD28 cd28 NN 225 226 . . . 227 229 In in IN 230 238 contrast contrast NN 238 239 , , , 240 243 LAI LAI NNP 244 254 replicates replicate VBZ 255 259 well well RB 260 262 in in IN 263 269 memory memory NN 270 273 CD4 cd4 NN 274 275 T t NN 276 281 cells cell NNS 282 292 stimulated stimulate VBN 293 295 in in IN 296 299 the the DT 300 304 same same JJ 305 308 way way NN 308 309 . . . 310 316 Unlike unlike IN 317 321 this this DT 322 337 physiologically physiologically RB 338 346 relevant relevant JJ 347 358 stimulation stimulation NN 358 359 , , , 360 363 PHA PHA NNP 364 374 stimulates stimulate VBZ 375 385 productive productive JJ 386 389 LAI LAI NNP 390 401 replication replication NN 402 404 in in IN 405 409 both both CC 410 415 naive naive JJ 416 419 and and CC 420 426 memory memory NN 427 428 T t NN 429 434 cells cell NNS 434 435 . . . 436 441 These these DT 442 449 studies study NNS 450 454 were be VBD 455 464 conducted conduct VBN 465 469 with with IN 470 476 highly highly RB 477 485 purified purify VBN 486 487 ( ( ( 487 500 FACS-isolated facs-isolated JJ 500 501 ) ) ) 502 509 subsets subset NNS 510 512 of of IN 513 516 CD4 cd4 NN 517 518 T t NN 519 524 cells cell NNS 525 535 identified identify VBN 536 538 by by IN 539 549 expression expression NN 550 552 of of IN 553 557 both both CC 558 564 CD45RA CD45RA NNP 565 568 and and CC 569 575 CD62L. CD62L. NNP 576 584 Remixing Remixing NNP 585 587 of of IN 588 596 purified purify VBN 597 598 T t NN 599 604 cells cell NNS 605 611 showed show VBD 612 616 that that IN 617 622 naive naive JJ 623 624 T t NN 625 630 cells cell NNS 631 633 do do VBP 634 637 not not RB 638 646 suppress suppress VB 647 650 LAI LAI NNP 651 662 replication replication NN 663 665 in in IN 666 672 memory memory NN 673 674 T t NN 675 680 cells cell NNS 681 684 and and CC 685 689 that that IN 690 696 memory memory NN 697 698 T t NN 699 704 cells cell NNS 705 707 do do VBP 708 711 not not RB 712 719 restore restore VB 720 723 LAI LAI NNP 724 734 expression expression NN 735 737 in in IN 738 743 naive naive JJ 744 745 T t NN 746 751 cells cell NNS 751 752 . . . 753 756 The the DT 757 768 suppression suppression NN 769 771 of of IN 772 782 productive productive JJ 783 786 LAI LAI NNP 787 798 replication replication NN 799 801 in in IN 802 807 naive naive JJ 808 809 T t NN 810 815 cells cell NNS 816 818 is be VBZ 819 822 not not RB 823 826 due due JJ 827 829 to to TO 830 842 differential differential JJ 843 853 expression expression NN 854 856 of of IN 857 862 viral viral JJ 863 874 coreceptors coreceptor NNS 874 875 , , , 876 879 nor nor CC 880 882 is be VBZ 883 885 it it PRP 886 889 due due JJ 890 892 to to TO 893 903 inhibition inhibition NN 904 906 of of IN 907 917 activation activation NN 918 920 of of IN 921 924 the the DT 925 934 important important JJ 935 938 HIV HIV NNP 939 952 transcription transcription NN 953 960 factors factor NNS 960 961 , , , 962 969 nuclear nuclear JJ 970 983 factor-kappaB factor-kappab NN 984 987 and and CC 988 997 activator activator NN 998 1007 protein-1 protein-1 NN 1007 1008 . . . 1009 1012 The the DT 1013 1021 inherent inherent JJ 1022 1032 resistance resistance NN 1033 1035 of of IN 1036 1041 naive naive JJ 1042 1043 T t NN 1044 1049 cells cell NNS 1050 1052 to to TO 1053 1063 productive productive JJ 1064 1067 HIV HIV NNP 1068 1077 infection infection NN 1077 1078 , , , 1079 1086 coupled couple VBN 1087 1091 with with IN 1092 1097 their their PRP$ 1098 1111 proliferative proliferative JJ 1112 1121 advantage advantage NN 1122 1124 as as IN 1125 1137 demonstrated demonstrate VBN 1138 1142 here here RB 1142 1143 , , , 1144 1152 provides provide VBZ 1153 1154 a a DT 1155 1160 sound sound JJ 1161 1166 basis basis NN 1167 1170 for for IN 1171 1179 proposed propose VBN 1180 1188 clinical clinical JJ 1189 1198 therapies therapy NNS 1199 1204 using use VBG 1205 1207 ex ex FW 1208 1212 vivo vivo FW 1213 1222 expansion expansion NN 1223 1226 and and CC 1227 1237 reinfusion reinfusion NN 1238 1240 of of IN 1241 1244 CD4 cd4 NN 1245 1246 T t NN 1247 1252 cells cell NNS 1253 1257 from from IN 1258 1270 HIV-infected hiv-infected JJ 1271 1277 adults adult NNS 1277 1278 . . .