GPER (IMAGE) Université de Genève Caption Top: These are cells carrying the traditional GPER (fluorescent cytoplasm). Bottom: These are cells carrying the nuclear variant of GPER (fluorescent nucleus). Credit © UNIGE 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.