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.

Andley UP, et al. Propagation and immortalization of human lens epithelial cells in culture. Invest. Ophthalmol. Vis. Sci. 35: 3094-3102, 1994. PubMed: 8206728The cells can be maintained in culture for over 76 population doublings with no decrease in proliferative capability.
Andley UP, Fleming TP. Immortalized epithelial cell lines. US Patent 5,643,782 dated Jul 1 1997
Andley UP, et al. Propagation and immortalization of human lens epithelial cells in culture. Invest. Ophthalmol. Vis. Sci. 35: 3094-3102, 1994. PubMed: 8206728
Fleming TP, et al. Expression of growth control and differentiation genes in human lens epithelial cells with extended life span. Invest. Ophthalmol. Vis. Sci. 39: 1387-1398, 1998. PubMed: 9660487
