microfilament

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microfilament

[¦mī·krō′fil·ə·mənt]
(cell and molecular biology)
One of the cytoplasmic fibrous structures, about 5 nanometers in diameter, virtually identical to actin; thought to be important in the processes of phagocytosis and pinocytosis.
References in periodicals archive ?
Alpha smooth muscle actin is a differential marker of smooth cells and is present in the microfilamentous bundles of pericytes.
[Alpha]-Smooth muscle actin, a differentiation marker of smooth muscle cells, is present in microfilamentous bundles of pericytes.
The cytoplasm in the apical region of the photocyte and the processes arising from it contain microfilamentous cytoskeletal elements.