Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Urakami T, Michimi R. Process for producing yeast cells. US Patent 4,033,821 dated Jul 5 1977
Urakami T, et al. Isolation, identification and cultivation of methanol-utilizing yeasts. J. Ferment. Technol. 61: 221-231, 1983.
