Oocyte-like cells (IMAGE) Kyushu University Caption Researchers at Kyushu University in Japan directly converted mouse stem cells into the oocyte-like cells shown here using a set of just eight transcription factors. Credit Kyushu University Usage Restrictions Only for media and non-commercial use. 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.