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Mechanically-gated Ion Channels

Mechanically-gated Ion Channels

Mechanically-gated ion channels are proteins found in eukaryotic and prokaryotic cell membranes that open in response to mechanical stress. Tension, compression, swelling, and shear stress can alter the conformation of the protein, opening a transmembrane channel that allows the passage of ions for signal transmission. In eukaryotes, mechanically-gated channels are distributed in several regions like the neurons, lungs, skin, bladder, and heart, where they play critical roles in numerous...

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Updated: Jun 4, 2026

Ratiometric Calcium Imaging of Individual Neurons in Behaving Caenorhabditis Elegans

Ratiometric Calcium Imaging of Individual Neurons in Behaving Caenorhabditis Elegans

Published on: February 7, 2018

C. elegans TRP channels.

Rui Xiao¹, X Z Shawn Xu

¹Department of Molecular and Integrative Physiology, Life Sciences Institute, University of Michigan, Ann Arbor, MI 48109, USA. rxiao@umich.edu

Advances in Experimental Medicine and Biology

|February 4, 2011

Summary

This summary is machine-generated.

Transient receptor potential (TRP) channels in C. elegans are vital for many functions, including sensory perception and fertilization. Studying these TRP channels in this model organism reveals conserved and novel roles in vivo.

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Last Updated: Jun 4, 2026

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Area of Science:

Molecular biology
Genetics
Neuroscience

Background:

Transient receptor potential (TRP) channels are a large family of ion channels present in eukaryotes.
The C. elegans genome contains seventeen TRP channels across seven subfamilies.
TRP channels are involved in diverse physiological and behavioral processes.

Purpose of the Study:

To explore the function and regulation of TRP channels in vivo.
To investigate the conserved and novel roles of TRP channels using C. elegans as a model.
To understand the broad implications of TRP channel activity in a whole organism.

Main Methods:

Genetic analyses in C. elegans.
In vivo studies of TRP channel function.
Comparative analysis with vertebrate TRP channel mechanisms.

Main Results:

C. elegans TRP channels are implicated in sensory transduction, fertilization, organelle biogenesis, and more.
Many C. elegans TRP channels share conserved activation and regulatory mechanisms with vertebrate homologs.
Studies have uncovered previously unknown functions and regulatory pathways for TRP channels.

Conclusions:

C. elegans is a powerful genetic model for studying TRP channel function and regulation.
TRP channels play critical roles in a wide array of biological processes in vivo.
Understanding C. elegans TRP channels offers insights into fundamental biological mechanisms applicable across species.