Soluble forms of human necrosis factor (TNF-Rs). The cDNA for the type I TNF-R, cloned using amino acid sequence data of its soluble form encodes both the cell surface and a soluble form of the receptor. - Nophar,Y.; Kemper,O.; Brakebush,C.; Englemann,H.; Zwang,R.; Aderka,D.; Holtmann,H.; Wallach,D. (Eur Molec Biol Organ J, 1990)