forty nine per cent of crohn 's disease patients , 10 % of ulcerative colitis patients and 3 % of control sera reacted against lymph nodes of mice injected injected with ulcerative colitis intestinal tissue filtrates , 18 % of crohn 's disease sera were with intestinal tissue homogenate from dutch crohn 's patients .
C0021853
intestinal
C0010346
crohn 's