title: ISOLATION OF METHYLCOBALAMIN FROM NATURAL SOURCE MATERIAL.
mesh_terms: D000818:Animals; D002417:Cattle; D045728:Corrinoids; D004926:Escherichia coli; D008099:Liver; D008660:Metabolism; D012106:Research; D013057:Spectrum Analysis; D014805:Vitamin B 12 / Q000031:analogs & derivatives
chemical_list: D045728:Corrinoids; C019476:mecobalamin; D014805:Vitamin B 12
keywords: CATTLE; ESCHERICHIA COLI; EXPERIMENTAL LAB STUDY; LIVER; METABOLISM; SPECTRUM ANALYSIS; VITAMIN B 12