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This post is posted on Thursday 13 June 2013. Currently has 566 notes Tagged as: blue purple marine sea life reef

Microscopía | Protozoo | Colonias de Salpingoeca en contraste de fases. Microscopy | Protozoa | Salpingoeca colonies in phase contrast.

An electron microscope catches the immune system blooming into action. A white blood cell (red) wraps itself around a mycobacterium tuberculosis, the causative agent of most cases of tuberculosis. Phagocyte, as a white blood cell is known as, comes from the Greek word phagein (to eat), and that's what the cell does, rendering the infectious cell benign.