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Cited by 489

The DOI matches its Crossref record; 23 of the 23 references it cites were found in a registry or an index.

Development and mechanism of a specific supersensitivity to nitrovasodilators after inhibition of vascular nitric oxide synthesis in vivo.

Open access
Moncada, S, Rees, D D, Schulz, R, Palmer, R M·1991·Proceedings of the National Academy of Sciences

Abstract

The mechanism of the increased sensitivity to nitrovasodilators after removal of endothelial nitric oxide (NO) was investigated in vitro and in vivo. The vasoconstrictor potency of phenylephrine and the force of contraction of rat isolated aortic rings were significantly enhanced after endothelium removal or treatment with inhibitors of endothelial NO synthase. Furthermore, these procedures led to a significant decrease in the basal levels of cGMP in the vascular rings. Moreover, the potency of glyceryl trinitrate (n3Gro) and sodium nitroprusside (SNP) as relaxing agents and the ability of SNP to induce increases in cGMP in aortic rings were significantly enhanced in those rings denuded of endothelium or treated with the inhibitors. These procedures did not affect the vasodilator actions of isoprenaline or 8-bromo-cGMP. In the anesthetized rat, treatment with the inhibitors enhanced significantly the hypotensive responses to n3Gro without affecting those to isoprenaline. These data indicate that the removal of the basal NO-mediated vasodilator tone in the cardiovascular system leads, at the level of the soluble guanylate cyclase, to a specific supersensitivity to nitrovasodilators in vivo. The existence of such a phenomenon has important implications for understanding the local physiological control of blood flow, its pathological disturbances, and the mechanism of action of nitrovasodilators.

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Metadata

Authors
Moncada, S., Rees, D. D., Schulz, R., & Palmer, R. M.
Venue
Proceedings of the National Academy of Sciences
Published
1991-03-15
Volume
88
Issue
6
Pages
2166-2170
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W1993783817
Cited by
489
References
23
FWCI
16.85
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Development and mechanism of a specific supersensitivity to nitrovasodilators after inhibition of vascular nitric oxide synthesis in vivo. https://app.cochat.ai/papers/10.1073/pnas.88.6.2166
The paper
Moncada, S., Rees, D. D., Schulz, R., & Palmer, R. M. (1991). Development and mechanism of a specific supersensitivity to nitrovasodilators after inhibition of vascular nitric oxide synthesis in vivo. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.88.6.2166

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

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.