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.
Cress DE, et al. Construction of infectious potato spindle tuber viroid cDNA clones. Nucleic Acids Res. 11: 6821-6835, 1983. PubMed: 6314259
Robert A Owens, personal communication
