Cellular Comparison Image (image) University of California - Los Angeles Health Sciences Share Print E-Mail Caption Left: Olig2 expression (blue) results in reduced Hes gene expression (red) and increased motor neuron formation (green). Right: in the absence of Olig2, Hes expression increases and motor neuron formation decreases. Credit PLOS Biology/UCLA Broad Stem Cell Research Center Usage Restrictions None 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.