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.
Bassel J, et al. Mutant of the yeast Saccharomycopsis lipolytica that accumulates and excretes protorphyrin IX. J. Bacteriol. 123: 118-122, 1975. PubMed: 1141193
