TEM of a section through Naegleria fowleri, a free-living amoeba found in warm bodies of fresh water that can invade and attack the human nervous system and brain, causing primary amoebic meningoencephalitis (PAM). Although this occurs rarely, such an infection nearly always results in the death of the victim. #uvwater #viqua
Yoosik Kim & Stanislav Shvartsman. These vertical cross-sectional images of embryos of the common fruit fly (Drosophila melanogaster) are stained with antibodies in order to visualize molecules that subdivide the embryo into three tissue types: muscle, nervous system and skin.
Vorticella: a colony of single-cell ciliates; the sausage-shaped nuclei are orange, cilia - blue. Some smaller protozoans are attached to the stem. Taken with laser scanning confocal microscope, 100x mag. By Igor Siwanowics aka Blepharopsis.