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.
Fulton RJ, et al. Purification of ricin A1, A2, and B chains and characterization of their toxicity. J. Biol. Chem. 261: 5314-5319, 1986. PubMed: 3957927
