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Cited by 668

The DOI matches its Crossref record; 16 of the 16 references it cites were found in a registry or an index.

Hyperalgesic agents increase a tetrodotoxin-resistant Na+ current in nociceptors.

Open access
Gold, M S, Reichling, D B, Shuster, M J, Levine, J D·1996·Proceedings of the National Academy of Sciences

Abstract

Sensitization of primary afferent neurons underlies much of the pain and tenderness associated with tissue injury and inflammation. The increase in excitability is caused by chemical agents released at the site of injury. Because recent studies suggest that an increase in voltage-gated Na+ currents may underlie increases in neuronal excitability associated with injury, we have tested the hypothesis that a tetrodotoxin-resistant voltage-gated Na+ current (TTX-R INa), selectively expressed in a subpopulation of sensory neurons with properties of nociceptors, is a target for hyperalgesic agents. Our results indicate that three agents that produce tenderness or hyperalgesia in vivo, prostaglandin E2, adenosine, and serotonin, modulate TTX-R INa. These agents increase the magnitude of the current, shift its conductance-voltage relationship in a hyperpolarized direction, and increase its rate of activation and inactivation. In contrast, thromboxane B2, a cyclooxygenase product that does not produce hyperalgesia, did not affect TTX-R INa. These results suggest that modulation of TTX-R INa is a mechanism for sensitization of mammalian nociceptors.

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Metadata

Authors
Gold, M. S., Reichling, D. B., Shuster, M. J., & Levine, J. D.
Venue
Proceedings of the National Academy of Sciences
Published
1996-02-06
Volume
93
Issue
3
Pages
1108-1112
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W1978939719
Cited by
668
References
16
FWCI
23.62
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Hyperalgesic agents increase a tetrodotoxin-resistant Na+ current in nociceptors. https://app.cochat.ai/papers/10.1073/pnas.93.3.1108
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Gold, M. S., Reichling, D. B., Shuster, M. J., & Levine, J. D. (1996). Hyperalgesic agents increase a tetrodotoxin-resistant Na+ current in nociceptors. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.93.3.1108

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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