microvillus

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microvillus

[¦mī·krō′vil·əs]
(cell and molecular biology)
One of the filiform processes that form a brush border on the surfaces of certain specialized cells, such as intestinal epithelium.
References in periodicals archive ?
(1981) Characterization of brush borders purified in iso-osmotic medium and microvillar membranes subfractionated from mouse small intestine.
The activated toxins bind with high affinity to receptors present on the microvillar membrane of susceptible insect larvae (Hofmann et al., 1998).
Epidermis on the dorsal surface of the fin rays is non-tuberculate, consisting of flattened hexagonal cells with well developed microvilli or microvillar ridges with an average of about one pore (presumably a mucus pore) for every two cells.
At 11-12 weeks, opening of pharyngeal and anal membranes coincides with the massive arrival of intestinal microvillar enzymes in the AF.
Rotavirus infection induces an increase in intracellular calcium concentration in human intestinal epithelial cells: role microvillar actin alteration.
thuringiensis subsp, kurstaki strains used as a positive control, there were marked differences in the binding of the toxins to the microvillar brush border of the epithelial cells throughout the midgut of the larvae (Table 3).
The role of amino acid residues in the active site of a midgut microvillar aminopeptidase from the beetle Tenebrio molitor.
At the ultrastructural level, SG-induced atrophic OE had a conspicuous loss of nuclear and cytoplasmic profiles of OSNs and their ciliated dendritic knobs that contain the animal's odorant receptors and normally project above the microvillar apical surfaces of the sustentacular cells (Figure 6E-G).
Loss in microvillar structure is followed by profound membrane ruffling localized to the area of bacterial-host cell contact (Figure 2A) (29-31).