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.
Tuite MF, et al. In vitro nonsense suppression in [psi+] and [psi-] cell-free lysates of Saccharomyces cerevisiae. Proc. Natl. Acad. Sci. USA 80: 2824-2828, 1983. PubMed: 6344070
Tuite MF, et al. An homologous in vitro assay for yeast nonsense suppressors. J. Biol. Chem. 256: 7298-7304, 1981. PubMed: 7019207