tokens: Immunohistochemically , the immunoreaction against 5 steroid hormone anti-sera ( estradiol , estriol , cortisol , progesterone and testosterone ) was examined in 39 cases with the malignant soft tissue tumors ( fibrosarcoma : 8 , malignant fibrous histiocytoma : 6 , rhabdomyosarcoma : 10 , leiomyosarcoma : 10 , liposarcoma : 5 ) .