micropinocytosis


Also found in: Dictionary, Thesaurus, Medical.

micropinocytosis

[¦mī·krō‚pin·ə·sī′tō·səs]
(cell and molecular biology)
A mechanism of endocytosis in which fluid droplets are internalized by indentations (caveolae) on the surface membrane which pinch off as tiny internal vesicles (micropinosomes).
Mentioned in ?