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Description
When trichocysts are triggered to discharge their contents the body of the trichocyst expands 8 or 9 times into a long needle like filament, however, the trichocyst tip does not change shape. The trichocyst membrane remains behind and the plasma membrane quickly reseals over the pellicular ridge (see Knoll, Braun and Plattner, J. Cell Biol. 133:1295-1304, 1991.) This cell was in day 5 of a culture age study. TEM taken on 3/3/80 by R. Allen with Hitachi HU11A operating at 75kV. Neg. 8,500X. Bar = 0.5µm. Research Data Curation Program, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/rdcp) Allen, Richard (2021). CIL:36682, Paramecium multimicronucleatum, cell by organism, eukaryotic cell, Eukaryotic Protist, Ciliated Protist. In Cell Image Library. UC San Diego Library Digital Collections. Dataset. https://doi.org/10.6075/J09P30KW
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