Evidence map›Paper›PMID 27751964›Full record

ArticleBiochimica et biophysica acta. Molecular basis of disease2017

Altered expression of glial markers, chemokines, and opioid receptors in the spinal cord of type 2 diabetic monkeys.

Norikazu Kiguchi, Huiping Ding, Christopher M Peters, Nancy D Kock, Shiroh Kishioka, J Mark Cline, Janice D Wagner, Mei-Chuan Ko

Abstract read
In one paragraph

Article in Biochimica et biophysica acta. Molecular basis of disease, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Review
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  3. Review
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  5. Review
  6. Article
  7. CC Chemokine Receptor 4 (CCR4) as a Possible New Target for Therapy.International journal of molecular sciences · 2022
    Review
  8. Article
  9. Observational
  10. Review
  11. Review
  12. Article
  13. Blockers of Wnt3a, Wnt10a, or β-Catenin Prevent Chemotherapy-Induced Neuropathic Pain In Vivo.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2021
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Effects of NOP-Related Ligands in Nonhuman Primates.Handbook of experimental pharmacology · 2019
    Article
  19. Article
  20. 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

8 authors.

Norikazu KiguchiDepartment of Physiology & Pharmacology, Wake Forest University School of Medicine, Winston-Salem, NC, USA; Department of Pharmacology, Wakayama Medical University, Wakayama, Japan.
Huiping DingDepartment of Physiology & Pharmacology, Wake Forest University School of Medicine, Winston-Salem, NC, USA.
Christopher M PetersDepartment of Anesthesiology, Wake Forest University School of Medicine, Winston-Salem, NC, USA.
Nancy D KockDepartment of Pathology, Center for Comparative Medicine Research, Wake Forest University School of Medicine, Winston-Salem, NC, USA.
Shiroh KishiokaDepartment of Pharmacology, Wakayama Medical University, Wakayama, Japan.
J Mark ClineDepartment of Pathology, Center for Comparative Medicine Research, Wake Forest University School of Medicine, Winston-Salem, NC, USA.
Janice D WagnerDepartment of Pathology, Center for Comparative Medicine Research, Wake Forest University School of Medicine, Winston-Salem, NC, USA.
Mei-Chuan KoDepartment of Physiology & Pharmacology, Wake Forest University School of Medicine, Winston-Salem, NC, USA. Electronic address: mko@wakehealth.edu.

Funding

Pharmacological Studies of NOP ReceptorsR01DA032568 · NIDA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI KO, MEI-CHUAN · 2012 to 2016
$1.8M
Behavioral Pharmacology of ItchR01AR059193 · NIAMS · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI KO, MEI-CHUAN · 2010 to 2013
$1.3M
A novel spinal analgesic with mixed MOP/NOP actions in primatesR21DA040104 · NIDA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI KO, MEI-CHUAN · 2015 to 2016
$426k
Regulation of Itch Scratching by Spinal GRP Receptors in PrimatesR21AR064456 · NIAMS · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI KO, MEI-CHUAN · 2013 to 2014
$359k
NIAMS NIH HHS R01 AR059193NIAMS NIH HHS R21 AR064456NIDA NIH HHS R01 DA032568NIDA NIH HHS R21 DA040104
6 · The paper itself

Abstract

Neuroinflammation is a pathological condition that underlies diabetes and affects sensory processing. Given the high prevalence of pain in diabetic patients and crosstalk between chemokines and opioids, it is pivotal to know whether neuroinflammation-associated mediators are dysregulated in the central nervous system of diabetic primates. Therefore, the aim of this study was to investigate whether mRNA expression levels of glial markers, chemokines, and opioid receptors are altered in the spinal cord and thalamus of naturally occurring type 2 diabetic monkeys (n=7) compared with age-matched non-diabetic monkeys (n=6). By using RT-qPCR, we found that mRNA expression levels of both GFAP and IBA1 were up-regulated in the spinal dorsal horn (SDH) of diabetic monkeys compared with non-diabetic monkeys. Among all chemokines, expression levels of three chemokine ligand-receptor systems, i.e., CCL2-CCR2, CCL3-CCR1/5, and CCL4-CCR5, were up-regulated in the SDH of diabetic monkeys. Moreover, in the SDH, seven additional chemokine receptors, i.e., CCR4, CCR6, CCR8, CCR10, CXCR3, CXCR5, and CXCR6, were also up-regulated in diabetic monkeys. In contrast, expression levels of MOP, KOP, and DOP, but not NOP receptors, were down-regulated in the SDH of diabetic monkeys, and the thalamus had fewer changes in the glial markers, chemokines and opioids. These findings indicate that neuroinflammation, manifested as glial activation and simultaneous up-regulation of multiple chemokine ligands and receptors, seems to be permanent in type 2 diabetic monkeys. As chemokines and opioids are important pain modulators, this first-in-primate study provides a translational bridge for determining the functional efficacy of spinal drugs targeting their signaling cascades.

Indexed as

Down-RegulationUp-RegulationAnimalsChemokinesDiabetes Mellitus, Type 2FemaleInflammationMacaca fascicularisMaleMicrogliaReceptors, OpioidRNA, MessengerSpinal CordChemokinesReceptors, OpioidRNA, MessengerAstrocytesChemokinesChronic painDiabetesMacaquesMicrogliaNeuroinflammationOpioidsSpinal cordThalamus

Identifiers

PMID27751964
PMCPMC5154845

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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.