ten Krooden E, Owens C W
Experientia. 1975 Nov 15;31(11):1270. doi: 10.1007/BF01945773.
A Clostridium welchii has been isolated from human faeces which can deaminate creatinine to N-methyl hydantoin. Evidence suggests the reaction is inducible since the rate of conversion is increased by growth of the organism in creatinine-rich media.