Human Mesenchymal Bone Marrow (Adult) Derived Stem Cell Undifferentiation Extracellular Matrix is essential for the growth and Undifferentiation of Human Neuronal Stem Cells (Ventricles). This product requires Human Mesenchymal Bone Marrow (Adult) Derived Stem Cell Undifferentiation Media Cat#M36094-22U and Human Neuronal Stem Cells (Ventricles)Cat# 36094-22.