Testis (image) CNRS Share Print E-Mail Caption Cross section of newborn mouse's testis (Ø = 20 μm), where we can see the seminiferous tubules (red) surrounded by macrophages (green). Confocal micrograph. Credit © Noushine Mossadegh-Keller and Sébastien Mailfert / CIML Usage Restrictions None Share Print E-Mail 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.