title: An immunosuppressive peptide fraction in the serum of cancer patients.
mesh_terms: D000328:Adult; D000368:Aged; D000510:Alpha-Globulins / Q000032:analysis; D002848:Chromatography, DEAE-Cellulose; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D005260:Female; D006801:Humans; D007165:Immunosuppression Therapy; D008213:Lymphocyte Activation; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000276:immunology*; D010446:Peptide Fragments / Q000032:analysis*
chemical_list: D000510:Alpha-Globulins; D010446:Peptide Fragments