Embryonic brain 80413

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 a mitotic cell 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.