PrimaCell* 2 Rat Colon kit^ PrimaCell* 2 Rat Colon kit for isolation and growth of Normal Colorectal Smooth Muscle Cells. Contain, Rat Colon OptiTDS*2, Rat Colon FibrOut*2, Rat Colon PrimaCell*2 Growth Medium, Rat Colon PrimaCell*2 Growth Supplements with Serum, Rat Colon Tissue Preparation Buffer 2