5 Ruben Ruben BP BP Singer Singer S S Tsao Tsao C C Duensing Duensing A A Lux Lux ML ML Ruiz Ruiz R R KIT activating is a abiquitous feature of gastro intestinal stromal tumor KIT activating is a abiquitous feature of gastro intestinal stromal tumor Cancer Research Cancer Research 2001 2001 6 6 22 22 8118 8118 21 21. The gene discussed is KIT; the disease is gastrointestinal stromal tumor.