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.
Davis RW, Hyman RW. A study in evolution: the DNA base sequence homology between coliphages T7 and T3. J. Mol. Biol. 62: 287-301, 1971. PubMed: 4944929
