food vacuole


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Related to food vacuole: gallbladder, contractile vacuole, pseudopod

food vacuole

n.
A vacuole in which phagocytized food is digested.

food vacuole

a fluid-filled space in the cytoplasm of a cell. It is formed by the plasma membrane of the cells invaginating to form a flask-like depression around a food particle and then the neck of the flask closing off, so sealing the food within the cell - a process known as PHAGOCYTOSIS.
References in periodicals archive ?
This proenzyme is finally transported to the food vacuole via endoplasmic reticulum/golgi system.
She is particularly interested in what genes Salmonella turns on "while within the food vacuole.
Vacuoles were densely packed with particles that appeared to be constantly moving; vacuole size varied from that typical of food vacuoles to large vacuoles that occupied most of the cell volume (expanded online Figure, panels B, D, and G, www.
The number of phagocytized beads was counted using a compound microscope, and the feeding rate was determined by graphing the number of food vacuoles formed as a function of time.
Congo red makes food vacuoles and digestion very pronounced when viewed under a compound microscope at ~100X magnification.
2) Bacteria are killed and broken down in the food vacuoles, supplying protists with energy and nutrients.
These results appear to conform with the conclusion that the upward orientation of Paramecium is strongly b iased by the torque resulting from the higher density of the posterior part of the organism; the increased density is mainly due to the accumulation of food vacuoles (Fukui and Asai, 1985).
Blepharisma is occasionally cannibalistic (Giese 1973), a situation readily recognized by the distinctive pink food vacuoles containing the pigment blepharismin that occur in cannibalistic individuals.

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