tokens: CD30 , a member of the tumor necrosis factor ( TNF ) receptor family , is expressed constitutively on the surface of the human T cell line ACH-2 , which is chronically infected with human immunodeficiency virus type-1 ( HIV ) -1 .
folded_tokens: cd30 , a member of the tumor necrosis factor ( tnf ) receptor family , is expressed constitutively on the surface of the human t cell line ach-2 , which is chronically infected with human immunodeficiency virus type-1 ( hiv ) -1 .
labels: B-protein_molecule O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O B-virus O O O