rec. Human rec. human rec. Ovine rmFGF-b rHuTPO rec. Human rec. Human rec. Human rec. Murine rec. Human rec. Human rec. Rat rec. Rat Kinetin - rec. Rat rmLIF - rec. rec. Rat rec. Human rec. Rat rec. Rat rec. Human rec. Human rec. Human rec. Human rec. Human rec. Human Human rec. Human rec. Murine rec. Murine Rat IFN-gamma rec. Human rec. Human rec. Human rec. bovine rec. Murine rec. Human recombinant rec. human rec. mouse rec. Human trans-Zeatin rec. Human Thidiazuron TDZ rrVEGF - rec. Human