PALO ALTO, Calif., March 29, 2011 (GLOBE NEWSWIRE) -- StemCells, Inc. (Nasdaq:STEM) announced today the launch of three new cell culture supplements for the derivation, culture and differentiation of human and mouse embryonic stem (ES) cells, induced pluripotent stem (iPS) cells, and tissue-derived neural stem (NS) cells.1-13 The research community demands reliable and cost-effective options for the reagents they routinely use to capture, define and instruct stem cell behavior. These new supplements satisfy this demand by providing researchers with additional choices to use either a defined, serum-free, or a defined, serum-free and animal component-free (AF) version of culture supplements that are considered to be fundamental reagents for stem cell research.