0 10 Monoclonal monoclonal JJ 11 27 anti-endothelial anti-endothelial JJ 28 32 cell cell NN 33 43 antibodies antibody NNS 44 48 from from IN 49 50 a a DT 51 58 patient patient NN 59 63 with with IN 64 72 Takayasu Takayasu NNP 73 82 arteritis arteritis NN 83 91 activate activate VBP 92 103 endothelial endothelial JJ 104 109 cells cell NNS 110 114 from from IN 115 120 large large JJ 121 128 vessels vessel NNS 128 129 . . . 131 140 OBJECTIVE objective NN 140 141 : : : 142 144 To to TO 145 151 create create VB 152 162 monoclonal monoclonal JJ 163 179 anti-endothelial anti-endothelial JJ 180 184 cell cell NN 185 195 antibodies antibody NNS 196 197 ( ( ( 197 202 mAECA mAECA NNP 202 203 ) ) ) 204 208 from from IN 209 210 a a DT 211 218 patient patient NN 219 223 with with IN 224 232 Takayasu Takayasu NNP 233 242 arteritis arteritis NN 243 245 to to TO 246 254 evaluate evaluate VB 255 260 their their PRP$ 261 268 ability ability NN 269 271 to to TO 272 280 activate activate VB 281 286 human human JJ 287 296 umbilical umbilical JJ 297 301 vein vein NN 302 313 endothelial endothelial JJ 314 319 cells cell NNS 320 321 ( ( ( 321 326 HUVEC HUVEC NNP 326 327 ) ) ) 327 328 , , , 329 332 and and CC 333 335 to to TO 336 348 characterize characterize VB 349 352 the the DT 353 362 mechanism mechanism NN 363 365 of of IN 366 368 EC EC NNP 369 379 activation activation NN 379 380 . . . 381 388 METHODS methods NNS 388 389 : : : 390 391 A a DT 392 397 panel panel NN 398 400 of of IN 401 406 mAECA mAECA NNP 407 410 was be VBD 411 420 generated generate VBN 421 425 from from IN 426 436 peripheral peripheral JJ 437 442 blood blood NN 443 454 lymphocytes lymphocyte NNS 455 457 of of IN 458 459 a a DT 460 467 patient patient NN 468 472 with with IN 473 481 Takayasu Takayasu NNP 482 491 arteritis arteritis NN 491 492 , , , 493 498 using use VBG 499 511 Epstein-Barr epstein-barr JJ 512 517 virus virus NN 518 532 transformation transformation NN 532 533 . . . 534 542 Activity activity NN 543 550 against against IN 551 564 macrovascular macrovascular JJ 565 567 EC EC NNP 568 569 ( ( ( 569 574 HUVEC HUVEC NNP 574 575 ) ) ) 576 579 and and CC 580 593 microvascular microvascular JJ 594 596 EC EC NNP 597 598 ( ( ( 598 603 human human JJ 604 608 bone bone NN 609 615 marrow marrow NN 616 618 EC EC NNP 619 631 immortalized immortalize VBN 632 634 by by IN 635 639 SV40 SV40 NNP 639 640 ) ) ) 641 649 antigens antigen NNS 650 653 was be VBD 654 662 detected detect VBN 663 665 by by IN 666 679 enzyme-linked enzyme-linked JJ 680 693 immunosorbent immunosorbent JJ 694 699 assay assay NN 699 700 . . . 701 711 Inhibition Inhibition NNP 712 719 studies study NNS 720 724 were be VBD 725 729 used use VBN 730 732 to to TO 733 739 select select VB 740 743 the the DT 744 754 monoclonal monoclonal JJ 755 765 antibodies antibody NNS 766 767 ( ( ( 767 772 mAECA mAECA NNP 772 773 ) ) ) 774 779 which which WDT 780 785 share share VBP 786 789 the the DT 790 794 same same JJ 795 797 EC EC NNP 798 805 epitope epitope NN 806 813 binding binding NN 814 825 specificity specificity NN 826 828 as as IN 829 832 the the DT 833 838 total total JJ 839 847 IgG-AECA igg-aeca NN 848 852 from from IN 853 856 the the DT 857 865 Takayasu Takayasu NNP 866 875 arteritis arteritis NN 876 883 patient patient NN 883 884 . . . 885 888 The the DT 889 896 binding binding NN 897 899 of of IN 900 903 the the DT 904 909 mAECA maeca NNS 910 912 to to TO 913 918 human human JJ 919 925 aortic aortic JJ 926 928 EC EC NNP 929 932 was be VBD 933 940 studied study VBN 941 943 by by IN 944 964 immunohistochemistry immunohistochemistry NN 964 965 . . . 966 969 The the DT 970 979 secretion secretion NN 980 986 levels level NNS 987 989 of of IN 990 1003 interleukin-6 interleukin-6 NN 1004 1005 ( ( ( 1005 1009 IL-6 il-6 NN 1009 1010 ) ) ) 1011 1014 and and CC 1015 1018 von von NNP 1019 1029 Willebrand Willebrand NNP 1030 1036 factor factor NN 1037 1038 ( ( ( 1038 1041 vWF vWF NNP 1041 1042 ) ) ) 1043 1047 were be VBD 1048 1058 determined determine VBN 1058 1059 , , , 1060 1062 to to TO 1063 1068 serve serve VB 1069 1071 as as IN 1072 1079 markers marker NNS 1080 1083 for for IN 1084 1086 EC EC NNP 1087 1097 activation activation NN 1097 1098 . . . 1099 1102 The the DT 1103 1112 activated activate VBN 1113 1115 EC EC NNP 1116 1120 were be VBD 1121 1129 examined examine VBN 1130 1133 for for IN 1134 1137 the the DT 1138 1147 adherence adherence NN 1148 1150 of of IN 1151 1152 a a DT 1153 1162 monocytic monocytic JJ 1163 1167 cell cell NN 1168 1172 line line NN 1173 1174 ( ( ( 1174 1178 U937 U937 NNP 1178 1179 ) ) ) 1179 1180 , , , 1181 1183 as as RB 1184 1188 well well RB 1189 1191 as as IN 1192 1195 for for IN 1196 1206 expression expression NN 1207 1209 of of IN 1210 1218 vascular vascular JJ 1219 1223 cell cell NN 1224 1232 adhesion adhesion NN 1233 1241 molecule molecule NN 1242 1243 1 1 CD 1243 1244 , , , 1245 1258 intercellular intercellular JJ 1259 1267 adhesion adhesion NN 1268 1276 molecule molecule NN 1277 1278 1 1 CD 1278 1279 , , , 1280 1283 and and CC 1284 1294 E-selectin E-selectin NNP 1294 1295 . . . 1296 1298 In in IN 1299 1307 addition addition NN 1307 1308 , , , 1309 1316 nuclear nuclear JJ 1317 1325 extracts extract NNS 1326 1328 of of IN 1329 1332 the the DT 1333 1346 mAECA-treated maeca-treated JJ 1347 1349 EC EC NNP 1350 1354 were be VBD 1355 1363 analyzed analyze VBN 1364 1367 for for IN 1368 1371 the the DT 1372 1381 induction induction NN 1382 1384 of of IN 1385 1398 translocation translocation NN 1399 1401 of of IN 1402 1409 nuclear nuclear JJ 1410 1416 factor factor NN 1417 1423 kappaB kappaB NNP 1424 1425 ( ( ( 1425 1434 NF-kappaB NF-kappaB NNP 1434 1435 ) ) ) 1435 1436 , , , 1437 1442 using use VBG 1443 1444 a a DT 1445 1453 specific specific JJ 1454 1463 NF-kappaB nf-kappab NN 1464 1474 oligoprobe oligoprobe NN 1475 1477 in in IN 1478 1480 an an DT 1481 1496 electrophoretic electrophoretic JJ 1497 1505 mobility mobility NN 1506 1511 shift shift NN 1512 1517 assay assay NN 1517 1518 . . . 1519 1526 RESULTS results NNS 1526 1527 : : : 1528 1531 Six six CD 1532 1537 mAECA maeca NNS 1538 1542 were be VBD 1543 1551 selected select VBN 1551 1552 , , , 1553 1556 the the DT 1557 1564 mixture mixture NN 1565 1567 of of IN 1568 1573 which which WDT 1574 1582 produced produce VBD 1583 1586 100 100 CD 1586 1587 % % NN 1588 1598 inhibition inhibition NN 1599 1601 of of IN 1602 1609 binding binding NN 1610 1612 of of IN 1613 1616 the the DT 1617 1625 original original JJ 1626 1629 IgG igg NN 1630 1631 ( ( ( 1631 1635 from from IN 1636 1639 the the DT 1640 1647 patient patient NN 1648 1652 with with IN 1653 1661 Takayasu Takayasu NNP 1662 1671 arteritis arteritis NN 1671 1672 ) ) ) 1673 1675 to to TO 1676 1681 HUVEC HUVEC NNP 1681 1682 . . . 1683 1686 All all DT 1687 1692 mAECA mAECA NNP 1693 1702 possessed possess VBD 1703 1707 high high JJ 1708 1716 activity activity NN 1717 1724 against against IN 1725 1738 macrovascular macrovascular JJ 1739 1741 EC EC NNP 1741 1742 , , , 1743 1746 but but CC 1747 1751 none none NN 1752 1755 had have VBD 1756 1767 significant significant JJ 1768 1785 antimicrovascular antimicrovascular JJ 1786 1788 EC EC NNP 1789 1797 activity activity NN 1797 1798 . . . 1799 1802 The the DT 1803 1808 mAECA maeca NNS 1808 1809 , , , 1810 1813 but but CC 1814 1817 not not RB 1818 1824 normal normal JJ 1825 1830 human human JJ 1831 1834 IgG igg NN 1834 1835 , , , 1836 1839 had have VBD 1840 1850 anti-human anti-human JJ 1851 1857 aortic aortic JJ 1858 1860 EC EC NNP 1861 1869 activity activity NN 1869 1870 . . . 1871 1875 Four four CD 1876 1878 of of IN 1879 1882 the the DT 1883 1884 6 6 CD 1885 1890 mAECA maeca NNS 1891 1900 activated activate VBD 1901 1903 EC EC NNP 1903 1904 , , , 1905 1915 manifested manifest VBN 1916 1918 by by IN 1919 1928 increased increase VBN 1929 1933 IL-6 il-6 NN 1934 1937 and and CC 1938 1941 vWF vwf NN 1942 1951 secretion secretion NN 1951 1952 . . . 1953 1956 The the DT 1957 1958 4 4 CD 1959 1964 mAECA maeca NNS 1965 1972 induced induce VBD 1973 1975 EC EC NNP 1976 1986 expression expression NN 1987 1989 of of IN 1990 1998 adhesion adhesion NN 1999 2008 molecules molecule NNS 2009 2012 and and CC 2013 2022 increased increase VBN 2023 2031 adhesion adhesion NN 2032 2034 of of IN 2035 2039 U937 u937 NN 2040 2049 monocytic monocytic JJ 2050 2055 cells cell NNS 2056 2058 to to TO 2059 2061 EC EC NNP 2061 2062 . . . 2063 2065 In in IN 2066 2074 addition addition NN 2074 2075 , , , 2076 2081 these these DT 2082 2087 mAECA maeca NNS 2088 2098 stimulated stimulate VBD 2099 2102 the the DT 2103 2110 nuclear nuclear JJ 2111 2124 translocation translocation NN 2125 2127 of of IN 2128 2131 the the DT 2132 2141 NF-kappaB NF-kappaB NNP 2142 2155 transcription transcription NN 2156 2162 factor factor NN 2162 2163 . . . 2164 2174 CONCLUSION conclusion NN 2174 2175 : : : 2176 2179 Our our PRP$ 2180 2188 findings finding NNS 2189 2196 suggest suggest VBP 2197 2201 that that IN 2202 2206 AECA AECA NNP 2207 2210 may may MD 2211 2219 directly directly RB 2220 2229 stimulate stimulate VB 2230 2232 EC EC NNP 2233 2235 in in IN 2236 2244 Takayasu Takayasu NNP 2245 2254 arteritis arteritis NN 2255 2262 through through IN 2263 2272 elevation elevation NN 2273 2275 of of IN 2276 2284 adhesion adhesion NN 2285 2293 molecule molecule NN 2294 2304 expression expression NN 2305 2315 associated associate VBN 2316 2320 with with IN 2321 2330 NF-kappaB NF-kappaB NNP 2331 2341 activation activation NN 2342 2345 and and CC 2346 2354 adhesion adhesion NN 2355 2357 of of IN 2358 2367 monocytes monocyte NNS 2367 2368 , , , 2369 2372 and and CC 2373 2376 may may MD 2377 2386 therefore therefore RB 2387 2391 play play VB 2392 2393 a a DT 2394 2404 pathogenic pathogenic JJ 2405 2409 role role NN 2410 2412 in in IN 2413 2416 the the DT 2417 2428 development development NN 2429 2431 of of IN 2432 2435 the the DT 2436 2448 vasculopathy vasculopathy NN 2449 2451 in in IN 2452 2460 Takayasu Takayasu NNP 2461 2470 arteritis arteritis NN 2470 2471 . . .