Expression of costimulatory molecules CD80 and CD86 and their receptors CD28, CTLA-4 on malignant ascites CD3+ tumour-infiltrating lymphocytes (TIL) from patients with ovarian and other types of peritoneal carcinomatosis. - Melichar,B.; Nash,M.A.; Lenzi,R.; Platsoucas,C.D.; Freedman,R.S. (Clin Exp Immunol, 2000)