pinocytotic vesicle

pin·o·cy·tot·ic ves·i·cle

a vesicle, a fraction of a micrometer in diameter, containing fluid or solute being ingested into a cell by endocytosis.
See also: pinocytosis.
References in periodicals archive ?
Intracytoplasmic pinocytotic vesicles were rarely found.
Pinocytotic vesicles were found beneath the plasma membranes, and cytoplasmic organelles were sparse, although swollen mitochondria, rough endoplasmic reticulum, lysosomes, and occasional collections of intermediate filaments were noted (Figure 4).
With ultrastructural observations of the intestinal muscle coat of mouse and bat, Yamamoto[8] summarized the character of the ICC as being (1) slender cytoplasmic processes, (2) ample free ribosomes, (3) numerous pinocytotic vesicles, and (4) a basement membrane that incompletely or completely covered them.