Method for preservation of nitrile hydration activity
 Nitrile hydration activity of nitrile hydratase produced by a microorganism of the genus Pseudomonas or Pseudomonas microorganism cells per se or in the immobilized state, all having nitrile hydration activity can be stably preserved by adding as a stabilizer at least one compound selected from nitriles, amides, and organic acids and salts thereof to a suspension or solution of the nitrile hydratase, or the microorganism cells per se or in the immobilized state. 
Nitto Kagaku Kogyo Kabushiki Kaisha
C C
C12N C12N
inventional inventional
Kanehiko Hitoshi Hideaki Koitchiro
Enomoto Shimizu Yamada Ryuno