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.
Rosini G. Interaction between killer strains of Hansenula anomala var. anomala and Saccharomyces cerevisiae yeast species. Can. J. Microbiol. 31: 300-302, 1985.
