Embryonic brain 80444

Transmission electron microscope image of a thin section cut through the developing brain tissue (telencephalic hemisphere) of an 11.5 day mouse embryo. This image shows mitotic cells at the luminal surface of the telencephalon. Some of the spindle microtubules are visible in the cytoplasm. JEOL 100CX TEM

Image courtesy of Louisa Howard, Miguel Marin-Padilla.