M3:10™, a derivative of M3™base, contains a proprietary formulation, growth factors, 10% Fetal Bovine Serum (FBS) and antibiotics* unless otherwise specified. M3:10™ is used to grow embryonic and adult stem cells, fastidious mesenchymal cells as attached cultures and as the "starter medium" for most tumor cells (attached and/or suspension cultures). Useful with many standard cell lines to improve growth and expression of differentiation and/or organotypic genes.