Primacell* Rat Ureter FibrOut* kit^ Kit, Primacell* Rat Ureter FibrOut*: Fibroblast Inhibitory System (for 500 ml medium), A mixture of Cis-OH-proline, ricin toxin, gentamycin and formulated serum substitutes, Stability/Storage: Stable at the room temperatures, stored at 4 to 8 deg C