Evidence map›Paper›PMID 20357221›Full record

ArticleEndocrinology2010

New therapeutic and biomarker discovery for peripheral diabetic neuropathy: PARP inhibitor, nitrotyrosine, and tumor necrosis factor-{alpha}.

Viktor R Drel, Sergey Lupachyk, Hanna Shevalye, Igor Vareniuk, Weizheng Xu, Jie Zhang, Nicholas A Delamere, Mohammad Shahidullah, Barbara Slusher, Irina G Obrosova

Open access · bronzeAbstract read
In one paragraph

Article in Endocrinology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 1 pooled it
7.3field-weighted citation impact, top 2% of its field
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

41 citing papers in PubMed, 1 synthesis or guideline pooled it, 84 citations in OpenAlex.

  1. Pooled it
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  8. Article
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  17. Persicarin isolated fromExperimental and therapeutic medicine · 2017
    Article
  18. Review
  19. Article
  20. Metabolomics in diabetic complications.Molecular bioSystems · 2016
    Review
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

10 authors at 3 institutions in 1 country.

Viktor R DrelPennington Biomedical Research Center, Louisiana State University System, 6400 Perkins Road, Baton Rouge, Louisiana 70808, USA.
Sergey Lupachyk
Hanna Shevalye
Igor Vareniuk
Weizheng Xu
Jie Zhang
Nicholas A Delamere
Mohammad Shahidullah
Barbara Slusher
Irina G Obrosova
Pennington Biomedical Research Center · USEisai (United States) · USUniversity of Arizona · US

Funding

Research BaseP30DK072476 · NIDDK · LSU PENNINGTON BIOMEDICAL RESEARCH CTR · PI Sujoy Ghosh · 2005 to 2026
$26.5M
THE ROLE OF PROTEIN MALNUTRITION ON CIRCADIAN PHYSIOLOGY OF C57BL/6J MOUSE DAMSP20RR021945 · NCRR · LSU PENNINGTON BIOMEDICAL RESEARCH CTR · PI GETTYS, THOMAS W · 2006 to 2011
$9.5M
Na+/H+-exchanger-1 and Diabetic NeuropathyR01DK077141 · NIDDK · UNIVERSITY OF IOWA · PI OBROSOVA, IRINA G · 2008 to 2012
$1.6M
12/15-Lipoxygenase and Diabetic NeuropathyR01DK074517 · NIDDK · LSU PENNINGTON BIOMEDICAL RESEARCH CTR · PI OBROSOVA, IRINA G · 2007 to 2011
$1.5M
Poly(ADP-ribose) polymerase in diabetic nephropathyR21DK070720 · NIDDK · LSU PENNINGTON BIOMEDICAL RESEARCH CTR · PI OBROSOVA, IRINA G · 2005 to 2006
$377k
NCRR NIH HHS P20 RR021945NIDDK NIH HHS 1P30-DK072476NIDDK NIH HHS P30 DK072476NIDDK NIH HHS R01 DK074517NIDDK NIH HHS R01DK074517NIDDK NIH HHS R01 DK077141NIDDK NIH HHS R01DK077141NIDDK NIH HHS R21 DK070720NIDDK NIH HHS R21DK070720
6 · The paper itself

Abstract

This study evaluated poly(ADP-ribose) polymerase (PARP) inhibition as a new therapeutic approach for peripheral diabetic neuropathy using clinically relevant animal model and endpoints, and nitrotyrosine (NT), TNF-alpha, and nitrite/nitrate as potential biomarkers of the disease. Control and streptozotocin-diabetic rats were maintained with or without treatment with orally active PARP inhibitor 10-(4-methyl-piperazin-1-ylmethyl)-2H-7-oxa-1,2-diaza-benzo[de]anthracen-3-one (GPI-15,427), 30 mg kg(-1) d(-1), for 10 wk after first 2 wk without treatment. Therapeutic efficacy was evaluated by poly(ADP-ribosyl)ated protein expression (Western blot analysis), motor and sensory nerve conduction velocities, and tibial nerve morphometry. Sciatic nerve and spinal cord NT, TNF-alpha, and nitrite/nitrate concentrations were measured by ELISA. NT localization in peripheral nervous system was evaluated by double-label fluorescent immunohistochemistry. A PARP inhibitor treatment counteracted diabetes-induced motor and sensory nerve conduction slowing, axonal atrophy of large myelinated fibers, and increase in sciatic nerve and spinal cord NT and TNF-alpha concentrations. Sciatic nerve NT and TNF-alpha concentrations inversely correlated with motor and sensory nerve conduction velocities and myelin thickness, whereas nitrite/nitrate concentrations were indistinguishable between control and diabetic groups. NT accumulation was identified in endothelial and Schwann cells of the peripheral nerve, neurons, astrocytes, and oligodendrocytes of the spinal cord, and neurons and glial cells of the dorsal root ganglia. The findings identify PARP as a compelling drug target for prevention and treatment of both functional and structural manifestations of peripheral diabetic neuropathy and provide rationale for detailed evaluation of NT and TNF-alpha as potential biomarkers of its presence, severity, and progression.

Indexed as

Poly(ADP-ribose) Polymerase InhibitorsAnimalsBlotting, WesternDiabetic NeuropathiesEnzyme InhibitorsEnzyme-Linked Immunosorbent AssayImmunohistochemistryMaleNitratesNitritesPoly(ADP-ribose) PolymerasesRatsRats, WistarTumor Necrosis Factor-alphaTyrosine3-nitrotyrosineEnzyme InhibitorsNitratesNitritesPoly(ADP-ribose) Polymerase InhibitorsPoly(ADP-ribose) PolymerasesTumor Necrosis Factor-alphaTyrosine

Identifiers

PMID20357221
PMCPMC2875829
OpenAlexW2131879537

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.