Definition of trichocyst in English:
trichocyst
nounˈtrɪkə(ʊ)sɪstˈtrʌɪkə(ʊ)sɪstˈtrikəˌsist
Biology Any of numerous minute rodlike structures, each containing a protrusible filament, found near the surface of ciliates and dinoflagellates.
Example sentencesExamples
- After biogenesis, trichocysts migrate to the plasma membrane and are anchored to predetermined sites.
- The discharge or nondischarge of the trichocyst was observed by adding a drop of saturated picric acid to the cells.
- Discharged trichocysts remain clustered around the cell surface and can easily be visualized under dark-field light microscopy with a x10 objective.
- Most plates are penetrated by trichocyst pores which may lie in pits.
- These structures do not correspond to trichocysts seen in phase micrographs (data not shown) but connect both horizontally and vertically to other vesicular-like signals.