Microbiological formation of vitamin B12.  II.  Synthesis of vitamin B12-active substances by bacteria isolated from clams.
D000818:Animals; D001407:Bacillus / Q000378:metabolism*; D001419:Bacteria; D049872:Bivalvia; D008837:Micrococcus / Q000378:metabolism*; D014805:Vitamin B 12 / Q000378:metabolism*
D014805:Vitamin B 12
BACILLUS/metabolism; MICROCOCCUS/metabolism; VITAMIN B12/metabolism