Results 121 to 130 of about 497 (132)

BK Channels Function in Nematocyst Discharge from Vibration-Sensitive Cnidocyte Supporting Cell Complexes of the Sea Anemone Diadumene lineata

open access: closedThe Biological Bulletin, 2023
AbstractIntegrated chemo- and mechanosensory pathways, along with activated calcium influxes, regulate nematocyst discharge from sea anemone tentacles. Discharge from vibration-sensitive Type A cnidocyte supporting cell complexes use calcium-conducting transient receptor potential V4-like channels.
Aidan, Lu   +6 more
openaire   +3 more sources

Electrical Responses to Water-Soluble Components of Fish Mucus Recorded From the Cnidocytes of a Fish Predator, Physalia Physalis

open access: closedMarine and Freshwater Behaviour and Physiology, 1995
Physalia physalis, the Portuguese man of war, consumes mostly fish and fish larvae. Intracellular recordings from nematocyst‐containing cells (cnidocytes) in small pieces of Physalia tentacle were used to quantify the electrical responses to diluted and filtered fish skin mucus, 1–100 x 10‐6 M amino acids, monosaccharides, and nucleosides, and seawater,
J. E. Purcell, P. A.V. Anderson
  +5 more sources

Evidence that polycystins are involved in Hydra cnidocyte discharge

open access: closedInvertebrate Neuroscience, 2017
Like other cnidarians, the freshwater organism Hydra is characterized by the possession of cnidocytes (stinging cells). Most cnidocytes are located on hydra tentacles, where they are organized along with sensory cells and ganglion cells into battery complexes.
Susan K. McLaughlin
openaire   +4 more sources

The cnidarian cnidocyte, a hightech cellular weaponry

open access: closedBioEssays, 1995
AbstractThe members of the phylum Cnidaria (corals, sea anemones, medusae) are all equipped with stinging cells (cnidocytes, nematocytes), which serve mainly in prey capture and defense. The secretory product of these cells is a most complicated extrusome consisting of a cyst containing a tubule and a liquid matrix. Mechanical stimulation of the cell's
Pierre Tardent
openaire   +3 more sources

Cnidocytes and adjacent supporting cells form receptor-effector complexes in anemone tentacles

open access: closedTissue and Cell, 1989
Cnidocytes, the stinging cells of enidarians, discharge enidae (intracellular capsules containing eversible tubules) in response to physical contact combined with the stimulation of specific chemoreceptors. These receptors, occurring in at least two classes, bind N-acetylated sugars and certain amino-compounds, respectively (Thorington and Hessinger ...
David A. Hessinger, Glen M. Watson
openaire   +4 more sources

Chemoreceptor-mediated elongation of stereocilium bundles tunes vibration-sensitive mechanoreceptors on cnidocyte-supporting cell complexes to lower frequencies

open access: closedJournal of Cell Science, 1991
ABSTRACT Cnidocyte-supporting cell complexes (CSCCs) discharge nematocysts into targets upon coincidental stimulation of specific chemoreceptors and contactsensitive mechanoreceptors. In addition, CSCCs in the tentacles of at least one species of sea anemone discharge nematocysts into targets vibrating at specific frequencies.
David A. Hessinger, Glen M. Watson
openaire   +3 more sources

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