Trpv1
Trpv1 - Related Videos
02:54
Intracerebroventricular Treatment with Resiniferatoxin for TRPV1 Desensitization in the Mouse Brain
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2025
Source: Fukushima, A., et al. Intracerebroventricular Treatment with Resiniferatoxin and Pain Tests in Mice. J. Vis. Exp. (2020)This video demonstrates the procedure for intracerebroventricular injection of resiniferatoxin in mice to desensitize the TRPV1 receptors in the brain.
11:53
Purification and Reconstitution of TRPV1 for Spectroscopic Analysis
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Cited by 1 •
2018
This article describes specific methods to obtain biochemical quantities of detergent-solubilized TRPV1 for spectroscopic analysis. The combined protocols provide biochemical and biophysical tools that can be adapted to facilitate structural and functional studies for mammalian ion channels in a membrane-controlled environment.
02:26
Establishing a Mouse Model of Small Fiber Neuropathy Using Resiniferatoxin
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2025
This video demonstrates a method for establishing a small fiber neuropathy model in mice using the TRPV1 agonist resiniferatoxin (RTX). It outlines the steps involved in administering RTX to mice and explains how RTX induces neuronal death in small-diameter sensory neurons, thereby establishing the neuropathy model.
10:00
Controllable Ion Channel Expression through Inducible Transient Transfection
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Cited by 2 •
2017
Studying ion channels through a heterologously expressing system has become a core technique in biomedical research. In this manuscript, we present a time efficient method to achieve tightly controlled ion channel expression by performing transient transfection under the control of an inducible promoter.
FAQs
These stimuli act as distinct activating conditions for the same channel. Once TRPV1 responds, its pore permits sodium and calcium to enter sensory neurons. The resulting depolarization converts chemically or thermally threatening conditions into electrical activity that can be relayed as pain. Comparing these triggers helps researchers examine how one sensory pathway integrates different harmful signals.
Both ions contribute to the electrical consequence of channel activation, but they are not interchangeable in the description of the response. Sodium and calcium enter the sensory neuron through the opened channel, producing depolarization. That depolarization is the immediate cellular event linking TRPV1 activation to downstream pain signaling, making ion entry a key outcome to examine in experiments.
TRPV1 provides a cellular link between external threats and biological responses studied in inflammation and nociception. Its activation in sensory neurons helps explain how harmful thermal or chemical conditions become pain signals, while research on its regulation addresses why sensory responses change. This makes the channel useful for connecting membrane events with broader questions about inflammatory pain biology.
Studies can organize TRPV1 investigations around three connected outcomes: whether a stimulus activates the channel, whether sodium and calcium enter the sensory neuron, and whether depolarization produces pain signaling. Researchers can then relate those cellular events to thermosensation, nociception, or inflammation. This framework keeps the analysis tied to both the channel mechanism and the biological response.
TRPV1 is relevant to analgesic research because it participates early in the pathway that turns noxious heat and chemical irritation into pain signaling. Investigating this channel can help researchers examine cellular mechanisms that might alter sensory responses and evaluate its suitability as a target for analgesic therapies. The focus is on understanding the mechanism before applying it therapeutically.
In biology and neuroscience, TRPV1 research helps connect molecular channel behavior with organism-level sensing. The same system informs questions about how organisms detect temperature and harmful stimuli, how nociception is generated, and how inflammation relates to sensory signaling. This cross-level relevance explains why the channel is studied both as an ion channel and as part of sensory physiology.