Evidence map›Paper›PMID 20079634›Full record

ArticleBioorganic & medicinal chemistry letters2010

Novel bis-2,2,6,6-tetramethylpiperidine (bis-TMP) and bis-mecamylamine antagonists at neuronal nicotinic receptors mediating nicotine-evoked dopamine release.

Zhenfa Zhang, Marharyta Pivavarchyk, Karunai Leela Subramanian, A Gabriela Deaciuc, Linda P Dwoskin, Peter A Crooks

Abstract read
In one paragraph

Article in Bioorganic & medicinal chemistry letters, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Nicotinic receptor antagonists as treatments for nicotine abuse.Advances in pharmacology (San Diego, Calif.) · 2014
    Review
  2. Article
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

6 authors.

Zhenfa ZhangCollege of Pharmacy, Department of Pharmaceutical Sciences, University of Kentucky, Lexington, KY 40536-0082, USA.
Marharyta Pivavarchyk
Karunai Leela Subramanian
A Gabriela Deaciuc
Linda P Dwoskin
Peter A Crooks

Funding

Developmemt of Novel Treatments for Nicotine AddictionU19DA017548 · NIDA · UNIVERSITY OF KENTUCKY · PI DWOSKIN, LINDA P · 2003 to 2007
$6.0M
NIDA NIH HHS U19 DA017548
6 · The paper itself

Abstract

By linking two or three mecamylamine or 2,2,6,6-tetramethylpiperidine (TMP) molecules together via a linear lipophilic bis-methylene linker or a specially designed conformationally restricted tris-linker, a series of bis- and tris-tertiary amine analogs has been synthesized and evaluated as potent antagonists at nAChRs mediating nicotine-evoked [3H]dopamine release from rat striatal slices. Compounds 7e, 14b and 16 demonstrated high potency in decreasing nicotine-evoked [3H]dopamine release (IC50=2.2, 46, and 107 nM, respectively). The preliminary structure-activity data obtained with these new analogs suggest the importance of the length of the methylene linker in the bis-analog series. Such bis-tertiary amino analogs may provide a new strategy for the design of drugable ligands that have high inhibitory potency against nAChRs mediating nicotine-evoked dopamine release in striatum, which have been suggested to be target receptors of interest in the development of potential smoking cessation therapies.

Indexed as

NicotineAnimalsDopamineInhibitory Concentration 50MecamylamineMolecular StructureNicotinic AntagonistsPiperidinesRatsReceptors, NicotinicDopamineMecamylamineNicotineNicotinic AntagonistsPiperidinesReceptors, Nicotinic

Identifiers

PMID20079634
PMCPMC3726006

What OpenQuestion holds

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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.