Evidence map›Paper›PMID 24587312›Full record

ArticlePloS one2014

Gene expression changes for antioxidants pathways in the mouse cochlea: relations to age-related hearing deficits.

Sherif F Tadros, Mary D'Souza, Xiaoxia Zhu, Robert D Frisina

Abstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing 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

28 citing papers in PubMed.

  1. Article
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  12. The association of heat shock protein genetic polymorphisms with age-related hearing impairment in Taiwan.Journal of otolaryngology - head & neck surgery = Le Journal d'oto-rhino-laryngologie et de chirurgie cervico-faciale · 2021
    Article
  13. Article
  14. Article
  15. Pathology and mechanisms of cochlear aging.Journal of neuroscience research · 2020
    Review
  16. Article
  17. Article
  18. 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.

Sherif F TadrosInternational Center for Hearing & Speech Research, National Technical Institute for the Deaf, Rochester Institute of Technology, Rochester, New York, United States of America ; Otolaryngology Dept., University of Rochester Medical School, Rochester, New York, United States of America.
Mary D'SouzaInternational Center for Hearing & Speech Research, National Technical Institute for the Deaf, Rochester Institute of Technology, Rochester, New York, United States of America ; Otolaryngology Dept., University of Rochester Medical School, Rochester, New York, United States of America.
Xiaoxia ZhuInternational Center for Hearing & Speech Research, National Technical Institute for the Deaf, Rochester Institute of Technology, Rochester, New York, United States of America ; Otolaryngology Dept., University of Rochester Medical School, Rochester, New York, United States of America ; Depts. Chemical & Biomedical Engineering, Communication Sciences & Disorders, and Global Center for Hearing & Speech Research, University of South Florida, Tampa, Florida, United States of America.
Robert D FrisinaInternational Center for Hearing & Speech Research, National Technical Institute for the Deaf, Rochester Institute of Technology, Rochester, New York, United States of America ; Otolaryngology Dept., University of Rochester Medical School, Rochester, New York, United States of America ; Depts. Chemical & Biomedical Engineering, Communication Sciences & Disorders, and Global Center for Hearing & Speech Research, University of South Florida, Tampa, Florida, United States of America.

Funding

Structure and Function Services CoreP01AG009524 · NIA · UNIVERSITY OF SOUTH FLORIDA · PI FRISINA, ROBERT D · 1992 to 2021
$23.2M
Technology and Comp CoreP30DC005409 · NIDCD · UNIVERSITY OF ROCHESTER · PI FRISINA, ROBERT D · 2002 to 2012
$4.3M
NIA NIH HHS P01 AG009524NIDCD NIH HHS P30 DC005409
6 · The paper itself

Abstract

Age-related hearing loss - presbycusis - is the number one neurodegenerative disorder and top communication deficit of our aged population. Like many aging disorders of the nervous system, damage from free radicals linked to production of reactive oxygen and/or nitrogen species (ROS and RNS, respectively) may play key roles in disease progression. The efficacy of the antioxidant systems, e.g., glutathione and thioredoxin, is an important factor in pathophysiology of the aging nervous system. In this investigation, relations between the expression of antioxidant-related genes in the auditory portion of the inner ear - cochlea, and age-related hearing loss was explored for CBA/CaJ mice. Forty mice were classified into four groups according to age and degree of hearing loss. Cochlear mRNA samples were collected and cDNA generated. Using Affymetrix® GeneChip, the expressions of 56 antioxidant-related gene probes were analyzed to estimate the differences in gene expression between the four subject groups. The expression of Glutathione peroxidase 6, Gpx6; Thioredoxin reductase 1, Txnrd1; Isocitrate dehydrogenase 1, Idh1; and Heat shock protein 1, Hspb1; were significantly different, or showed large fold-change differences between subject groups. The Gpx6, Txnrd1 and Hspb1 gene expression changes were validated using qPCR. The Gpx6 gene was upregulated while the Txnrd1 gene was downregulated with age/hearing loss. The Hspb1 gene was found to be downregulated in middle-aged animals as well as those with mild presbycusis, whereas it was upregulated in those with severe presbycusis. These results facilitate development of future interventions to predict, prevent or slow down the progression of presbycusis.

Indexed as

Gene ExpressionAgingAnimalsAntioxidantsCochleaFemaleFree RadicalsGene Expression ProfilingGlutathione PeroxidaseHeat-Shock ProteinsHumansIsocitrate DehydrogenaseMaleMiceMolecular ChaperonesNeoplasm ProteinsAntioxidantsFree RadicalsGlutathione PeroxidaseHeat-Shock ProteinsHsbp1 protein, mouseIsocitrate DehydrogenaseMolecular ChaperonesNeoplasm ProteinsThioredoxin Reductase 1Txnrd1 protein, mouse

Identifiers

PMID24587312
PMCPMC3938674

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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.