(IMAGE) Université de Genève Caption Above, MEX-5 protein. Below, PLK-1 protein in C. elegans embryos. White shows the higher or lower presence of the proteins. Credit © UNIGE – Laboratoire Monica Gotta Usage Restrictions none 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.