IRVINE, Calif.--(BUSINESS WIRE)--May 16, 2006--PrimeGen Biotech LLC (www.primegenbiotech.com) today announced that it has created a wholly owned subsidiary -- PrimeCell Therapeutics LLC -- to work exclusively on the therapeutic development of PrimeCell(TM), the first adult, non-embryonic stem cell capable of transforming into any cell type found in the body.