Chumlee is played by an American actor that was a businessman and was on television.
Ihor R. Lemischka , Ph.D. is an internationally recognized stem cell biologist and stem cell research advocate and currently both the Lillian and Henry M. Stratton Professor of Gene and Cell Medicine and Director of the Black Family Stem Cell Institute at Mount Sinai Medical Center in New York City .. stem cell. stem cell. Mount Sinai Medical Center. Mount Sinai Hospital, New York. New York City. New York City. His work with hematopoietic stem cells -LRB- HSC -RRB- was the first to identify their novel receptor tyrosine kinases and showed that HSC can rebuild all blood cell types in a mouse whose blood cells had been destroyed .. receptor tyrosine kinases. receptor tyrosine kinases. He has authored over 70 book chapters and publications in peer-reviewed journals .