| Hortega cells | <pathology> A part of the neuroglia. It consists of small glial cells which migrate through nerve tissue and remove waste products by phagocytosis. (09 Oct 1997) |
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| Hortega's neuroglia stain | <technique> One of several silver carbonate methods to demonstrate astrocytes, oligodendroglia, and microglia. (05 Mar 2000) |
| Hortega, Pio del Rio | <person> Spanish neurohistologist in South America, 1882-1945. See: Hortega cells, Hortega's neuroglia stain. (05 Mar 2000) |