Total serum vitamin B12 concentration in normal human adult serum assayed by Euglena gracilis.
D001681:Biological Assay; D045728:Corrinoids; D005056:Euglena gracilis; D056890:Eukaryota; D006397:Hematinics; D006801:Humans; D014805:Vitamin B 12 / Q000097:blood*
D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
MASTIGOPHORA; VITAMIN B 12/blood