SAN DIEGO, September 22, 2008 - Histogen, Inc., a regenerative medicine company developing solutions based on the products of newborn fibroblasts, today launched BioNuesisTM, the only soluble human extracellular matrix (ECM) developed as a culturing kit for stem cell growth. The kit was launched and is being exhibited at the 2008 World Stem Cell Summit taking place in Madison, Wisconsin.