the effects of sodium ascorbate ( vitamin c ) and 2-methyl-1,4-naphthoquinone ( vitamin k3 ) administered separately or in combination on the in vitro cultured human neoplastic cell lines mcf-7 ( breast carcinoma ) , kb ( oral epidermoid carcinoma ) , and an3-ca ( endometrial adenocarcinoma ) have been examined .
C0887557
sodium ascorbate
C0003968
vitamin c