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Osamu Hayaishi

Osamu Hayaishi (早石修 Hayaishi Osamu?) (born 1920) is a Japanese biologist and a professor at Osaka Biocience Institute.[1]


Birth and education

Osamu Hayaishi was born in Stockton, California, U.S.A, in 1920. He completed his M.D. from Osaka University in 1942.

Academic career

From 1942 to 1952, Osamu Hayaishi was a research associate at the Department of Bacteriology, Osaka University School of Medicine in Osaka, Japan. He became professor at various universities and now, he is a Chairman of the Board of Trustees, Osaka Bioscience Institute, in Osaka, Japan.


Osamu Hayaishi is known for his contributions to biomedical sciences and enzymology by his discovery of oxygenases. These enzymes are widely distributed in nature and represent a unique group of respiratory enzymes that catalyze the direct incorporation of molecular oxygen into various substrates.

In 1986 he was awarded the Wolf Prize in Medicine "for his discovery of the oxygenase enzymes and elucidation of their structure and biological importance".[2]


  1. ^ Osamu Hayaishi at Osaka Biocience Institute
  2. ^ The Wolf Prize in Medicine
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Osamu_Hayaishi". A list of authors is available in Wikipedia.
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