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1A space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
- ‘The protective membranes that surround the vacuoles closely resemble cell membranes in the human liver that serve a similar function.’
- ‘The electrode tip pushes through the cell wall tending to jump quickly across the plasma membrane into either the cytoplasm or the vacuole.’
- ‘In slowly dried tissues, considerable cell wall folding had occurred, there was substantial subdivision of the vacuoles and some plasma membrane withdrawal from the cell walls.’
- ‘They do this by conjugating the molecules with other molecules to produce stable, soluble forms that are stored in vacuoles within the cells.’
- ‘Plant cell vacuoles are multifunctional organelles that occupy a large part of most plant cells.’
- 1.1 A small cavity or space in tissue, especially in nervous tissue as the result of disease.
- ‘The toxicant specifically targets the central nervous system, creating vacuoles that are apparent only through microscopic examination of very fresh brain tissue.’
- ‘The smaller the artery or the more constricted it was, the more vacuoles you got.’
- ‘Interestingly, in both ventricles myocytes adjacent to the adipose tissue showed multiple sarcoplasmic vacuoles.’
- ‘Intracytoplasmic vacuoles in renal cell carcinoma tend to be smaller, more numerous, and do not contain dense inclusions.’
- ‘Some tumor cells contained intracytoplasmic vacuoles and eccentrically displaced nuclei, forming a signet ring cell appearance.’
Mid 19th century: from French, diminutive of Latin vacuus ‘empty’.
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