Evidence map›Paper›PMID 26212775›Full record

ArticleBioorganic & medicinal chemistry letters2015

Discovery of tripeptide-derived multifunctional ligands possessing delta/mu opioid receptor agonist and neurokinin 1 receptor antagonist activities.

Padma Nair, Takashi Yamamoto, Scott Cowell, Vinod Kulkarni, Sharif Moye, Edita Navratilova, Peg Davis, Shou-Wu Ma, Todd W Vanderah, Josephine Lai and 2 more

Abstract read
In one paragraph

Article in Bioorganic & medicinal chemistry letters, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Novel Pharmacological Nonopioid Therapies in Chronic Pain.Current pain and headache reports · 2018
    Review
  5. Review
  6. Article
  7. 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

12 authors.

Padma NairDepartment of Chemistry and Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, AZ 85721, USA.
Takashi YamamotoDepartment of Chemistry and Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, AZ 85721, USA.
Scott CowellDepartment of Chemistry and Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, AZ 85721, USA.
Vinod KulkarniDepartment of Chemistry and Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, AZ 85721, USA.
Sharif MoyeDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Edita NavratilovaDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Peg DavisDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Shou-Wu MaDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Todd W VanderahDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Josephine LaiDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Frank PorrecaDepartment of Pharmacology, University of Arizona, 1501 North Campbell Avenue, Tucson, AZ 85724, USA.
Victor J HrubyDepartment of Chemistry and Biochemistry, University of Arizona, 1306 East University Boulevard, Tucson, AZ 85721, USA. Electronic address: hruby@email.arizona.edu.

Funding

THERAPEUTIC PROFILES OF OPIOID DELTA RECEPTORS--NEW MODALITIESP01DA006284 · NIDA · UNIVERSITY OF ARIZONA · PI HRUBY, VICTOR J · 1989 to 2015
$14.8M
NOVEL NON-PEPTIDE OPIOID LIGANDS FOR PAINR01DA013449 · NIDA · UNIVERSITY OF ARIZONA · PI HRUBY, VICTOR J · 2000 to 2015
$6.8M
NIDA NIH HHS DA-06284NIDA NIH HHS DA-13449NIDA NIH HHS P01 DA006284NIDA NIH HHS R01 DA013449
6 · The paper itself

Abstract

Several bifunctional peptides were synthesized and characterized based on the pentapeptide-derived ligand NP30 (1: Tyr-DAla-Gly-Phe-Gly-Trp-O-[3',5'-Bzl(CF3)2]). Modification and truncation of amino acid residues were performed, and the tripeptide-derived ligand NP66 (11: Dmt-DAla-Trp-NH-[3',5'-(CF3)2-Bzl]) was obtained based on the overlapping pharmacophore concept. The Trp(3) residue of ligand 11 works as a message residue for both opioid and NK1 activities. The significance lies in the observation that the approach of appropriate truncation of peptide sequence could lead to a tripeptide-derived chimeric ligand with effective binding and functional activities for both mu and delta opioid and NK1 receptors with agonist activities at mu and delta opioid and antagonist activity at NK1 receptors, respectively.

Indexed as

AnimalsChemistry Techniques, SyntheticDrug DiscoveryDrug Evaluation, PreclinicalGuanosine 5'-O-(3-Thiotriphosphate)HumansInhibitory Concentration 50LigandsNeurokinin-1 Receptor AntagonistsPeptidesRatsReceptors, Opioid, deltaReceptors, Opioid, muStructure-Activity RelationshipTryptophanGuanosine 5'-O-(3-Thiotriphosphate)LigandsNeurokinin-1 Receptor AntagonistsPeptidesReceptors, Opioid, deltaReceptors, Opioid, muTryptophanMultifunctional ligandsNeutokinin-1 receptor antagonistsOpioid receptor agonistsTruncation of peptide sequence

Identifiers

PMID26212775
PMCPMC4642890

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Registered trials

None linked

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.