Evidence map›Paper›PMID 22610850›Full record

ArticleAnesthesia and analgesia2012

Novel small molecule α9α10 nicotinic receptor antagonist prevents and reverses chemotherapy-evoked neuropathic pain in rats.

Elzbieta P Wala, Peter A Crooks, J Michael McIntosh, Joseph R Holtman

Abstract read
In one paragraph

Article in Anesthesia and analgesia, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

26 citing papers in PubMed.

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  15. Crystal structure of 4,4'-bis-[3-(piperidin-1-yl)prop-1-yn-1-yl]-1,1'-biphen-yl.Acta crystallographica. Section E, Crystallographic communications · 2017
    Article
  16. Inhibition of α9α10 nicotinic acetylcholine receptors prevents chemotherapy-induced neuropathic pain.Proceedings of the National Academy of Sciences of the United States of America · 2017
    Article
  17. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Elzbieta P WalaDepartment of Anesthesiology, College of Medicine, University of Kentucky, Lexington, KY 40536-0293, USA. epwala@uky.edu
Peter A Crooks
J Michael McIntosh
Joseph R Holtman

Funding

Venoms, Biological Resources, Molecular BiologyP01GM048677 · NIGMS · UNIVERSITY OF UTAH · PI BANDYOPADHYAY, PRADIP K · 1993 to 2018
$32.2M
Novel Neuronal nAChR-Targeted PeptidesR01MH053631 · NIMH · UNIVERSITY OF UTAH · PI MCINTOSH, J MICHAEL · 2001 to 2011
$3.6M
Novel nAChR-Targeted PeptidesR01GM103801 · NIGMS · UNIVERSITY OF UTAH · PI MCINTOSH, J MICHAEL · 2012 to 2019
$2.4M
NOVEL NEURONAL NACHR-TARGETED PEPTIDESR29MH053631 · NIMH · UNIVERSITY OF UTAH · PI MCINTOSH, J MICHAEL · 1996 to 2000
$107k
NIGMS NIH HHS P01 GM048677NIGMS NIH HHS R01 GM103801NIMH NIH HHS MH-53631NIMH NIH HHS R01 MH053631NIMH NIH HHS R29 MH053631
6 · The paper itself

Abstract

backgroundPeripheral neuropathy is a common dose-limiting side effect of chemotherapy. There are no clinically proven analgesics for the treatment of this condition. Drugs from different classes have been tested with mixed results. Identification of novel molecular targets for analgesic(s) is important. Antagonism of the α9α10 nicotinic acetylcholine receptor (nAChR) subtype (absent in brain) is thought to underlie analgesic efficacy of peptide α-conotoxins. We found novel nonpeptide small molecule analogs from a family of tetrakis-, tris-, and bis-azaaromatic quaternary ammonium salts (high potency with selectivity as antagonists at the α9α10 nAChRs) to produce dose-related analgesia in rat models of nerve injury-evoked neuropathy and persistent inflammatory pain. No tests were done in a model of neuropathy induced by drug administration (ie, chemotherapy).

methodsIn this study, a lead bis-analog, ZZ1-61c, was characterized in a rat model of vincristine-evoked neuropathy. Male Sprague-Dawley rats were repeatedly dosed with the vinca-alkaloid, vincristine (100 μg/kg/day IP, days 1 to 5 and 8 to 12). ZZ1-61c (100 μg/kg/day IP) was given either along with or after completion of vincristine (commencing by day 15 when neuropathy was maximum). Responsiveness was assessed with von Frey hairs and the paw-pressure test. The effects of ZZ1-61c on motor function (rotarod) and muscle strength (grip test) were characterized in naïve rats.

resultsThe development of neuropathy was demonstrated with repeated dosing of vincristine (pain hypersensitivity in response to mechanical stimulation). ZZ1-61c showed both preventive and restorative effects on this condition: (1) vincristine-evoked sensitivity to pressure was reduced by coadministration of ZZ1-61c; (2) established neuropathy was diminished by ZZ1-61c after cessation of chemotherapy. ZZ1-61c did not cause motor dysfunction (rotarod) or muscular weakness (the grip test).

conclusionsThis study suggests that ZZ1-61c, a novel compound with a unique mechanism of antagonistic action at the α9α10 nAChR, may be a potential drug candidate for prevention and attenuation of neuropathic pain resulting from chemotherapy. Such a strategy may provide effective treatment that circumvents toxicity of centrally acting agonists at nAChR.

Indexed as

AnimalsAntineoplastic AgentsMaleNeuralgiaNicotinic AntagonistsPain ThresholdPyridinium CompoundsRatsRats, Sprague-DawleyReceptors, NicotinicVincristineAntineoplastic AgentsChrna10 protein, ratChrna9 protein, ratNicotinic AntagonistsN,N'-((1,1'-biphenyl)-4,4'-di-(1-propyn-3-yl))-bis(3,4-dimethylpyridinum)Pyridinium CompoundsReceptors, NicotinicVincristine

Identifiers

PMID22610850
PMCPMC4502964

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.