title: Studies on citric acid synthesis. 3. The synthesis of vitamins B by strains of Aspergillus niger of different acid production activity.
mesh_terms: D001230:Aspergillus / Q000378:metabolism*; D066298:In Vitro Techniques; D009539:Nicotinic Acids / Q000096:biosynthesis*; D010205:Pantothenic Acid / Q000096:biosynthesis*; D012256:Riboflavin / Q000096:biosynthesis*
chemical_list: D009539:Nicotinic Acids; D010205:Pantothenic Acid; D012256:Riboflavin