NewslettersCancer Stem Cell NewsMesenchymal Cell News Loss of RanGAP1 Drives Chromosome Instability and Rapid Tumorigenesis of Osteosarcoma By Bob - January 25, 2023 0 380 Researchers showed that reduction and inactivation of Ran GTPase-activating protein 1 (RanGAP1) commonly occur in human osteosarcoma, which was associated with a high rate of chromothripsis. [Developmental Cell] AbstractGraphical Abstract