Neural progenitor cell migration (IMAGE) Picower Institute at MIT Caption Neural progenitor cells with the typical number of chromosomes show significant outward migration in culture (top). The culture in the bottom left shows untreated trisomy 21 cells. On the bottom right are cells treated with anti-senecence drugs, which restored migration. Credit Alana Down Syndrome Center at MIT Usage Restrictions with credit License Original 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.