Fig. 7.
Cultures of ameboid and ramified murine microglia.A, Untreated cultured microglia exhibited an ameboid phenotype. B, C, Examples of ramified microglia that had been treated with astrocyte-conditioned medium for 24 (B) or 48 (C) hr. Cells were examined with a Zeiss Axioskop equipped with differential interference optics.