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.
Hanka LJ, Dietz A. U-42, 126, a new antimetabolite antibiotic: Production, biological activity, and taxonomy of the producing microorganism. Antimicrob. Agents Chemother. 3: 425-431, 1973. PubMed: 4790601
