title: [Spectrophotometric study on the transformation of M factor of virginiamycin in an acid medium].
mesh_terms: D000143:Acids; D000900:Anti-Bacterial Agents / Q000032:analysis*; D004355:Drug Stability; D006863:Hydrogen-Ion Concentration; D008722:Methods; D010100:Oxygen; D013056:Spectrophotometry, Ultraviolet; D013696:Temperature
chemical_list: D000143:Acids; D000900:Anti-Bacterial Agents; D010100:Oxygen
vernacular_title: Etude spectrophotométrique de la transformation du facteur M de la viriginiamycine en milieu acide.