title: [On a "deactivator", a biologically effective oxidation product of ergosterol or 7-dehydrocholesterol. 4. Biological reaction].
mesh_terms: D000963:Antimetabolites / Q000494:pharmacology*; D002762:Cholecalciferol / Q000378:metabolism*; D004872:Ergocalciferols / Q000378:metabolism*; D005227:Fatty Acids / Q000302:isolation & purification* / Q000378:metabolism*; D066298:In Vitro Techniques; D009369:Neoplasms / Q000302:isolation & purification*; D010084:Oxidation-Reduction; D011830:Radiation Effects; D014466:Ultraviolet Rays / Q000494:pharmacology
chemical_list: D000963:Antimetabolites; D004872:Ergocalciferols; D005227:Fatty Acids; D002762:Cholecalciferol
vernacular_title: Uber den "Entaktivator", ein biologisch wirksames Oxydationsprodukt des Ergosterins bzw. 7-Dehydrocholesterins. 4. Biologisches Verhalten.