IGFBP3 Control of Colonic Stem Cells (video) Cell Press Share Print E-Mail Loading video... Caption This animation shows how the peripheral IGF-1/IGFBP3 dyad controls colonic stem cells in humans. Credit Paolo Fiorina et al. Usage Restrictions Credit Required. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.