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.
Microvillar enzyme assays in amniotic fluid and fetal tissues at different stages of development.
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).
Metabolism of aspartame by human and pig intestinal microvillar peptidases.
tetraceros, the unpigmented ocellus sensory cavity is filled with whorled lamellae and a small microvillar matrix at the distal pore encircling a filamentous mass (Fig.
The mechanism of action of the [delta]-endotoxins involves binding to receptors on the microvillar membranes of the midgut, with a major portion of this interaction becoming irreversible.
Scanning electron microscopy revealed striking changes in the plasma membrane, the microvillar system, intercellular junctions and the sinusoidal endothelium.
serogroup O157:H7), enteroinvasive (029:NM), or enterotoxigenic (C1845), which showed microvillar destruction (effacement), erythrocyte agglutination, and actin rearrangements or depolymerization (27,49).