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.
Yamanoi A, Shiro T. Phosphorylation of nucleosides by fermentation. US Patent 3,586,604 dated Jun 22 1971
Majima E, et al. Process for the production of L-aspartyl-L-phenylalanine esters. US Patent 4,666,838 dated May 19 1987
