Neurons, 2 Weeks (IMAGE) University of California - Santa Barbara Caption This is an immunostaining after two weeks of differentiation of neural progenitor cells into neurons. Credit Neha Rani Usage Restrictions None License Licensed content 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.