Evidence map›Paper›PMID 28261744›Full record

ArticleJournal of comparative physiology. B, Biochemical, systemic, and environmental physiology2017

Sex differences in oxidative stress resistance in relation to longevity in Drosophila melanogaster.

S Niveditha, S Deepashree, S R Ramesh, T Shivanandappa

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
1.9field-weighted citation impact, top 16% 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

49 citing papers in PubMed, 74 citations in OpenAlex.

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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 at 1 institution in 1 country.

S NivedithaNeurobiology Laboratory, Department of Zoology, University of Mysore, Manasagangotri, Mysuru, 570006, Karnataka, India.
S DeepashreeNeurobiology Laboratory, Department of Zoology, University of Mysore, Manasagangotri, Mysuru, 570006, Karnataka, India.
S R RameshNeurobiology Laboratory, Department of Zoology, University of Mysore, Manasagangotri, Mysuru, 570006, Karnataka, India.
T ShivanandappaNeurobiology Laboratory, Department of Zoology, University of Mysore, Manasagangotri, Mysuru, 570006, Karnataka, India. tshivanandappa@yahoo.com.
University of Mysore · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gender differences in lifespan and aging are known across species. Sex differences in longevity within a species can be useful to understand sex-specific aging. Drosophila melanogaster is a good model to study the problem of sex differences in longevity since females are longer lived than males. There is evidence that stress resistance influences longevity. The objective of this study was to investigate if there is a relationship between sex differences in longevity and oxidative stress resistance in D. melanogaster. We observed a progressive age-dependent decrease in the activity of SOD and catalase, major antioxidant enzymes involved in defense mechanisms against oxidative stress in parallel to the increased ROS levels over time. Longer-lived females showed lower ROS levels and higher antioxidant enzymes than males as a function of age. Using ethanol as a stressor, we have shown differential susceptibility of the sexes to ethanol wherein females exhibited higher resistance to ethanol-induced mortality and locomotor behavior compared to males. Our results show strong correlation between sex differences in oxidative stress resistance, antioxidant defenses and longevity. The study suggests that higher antioxidant defenses in females may confer resistance to oxidative stress, which could be a factor that influences sex-specific aging in D. melanogaster.

Indexed as

LongevityOxidative StressAge FactorsAnimalsAntioxidantsCatalaseDrosophila melanogasterDrosophila ProteinsEthanolFemaleLocomotionMaleReactive Oxygen SpeciesSex FactorsSuperoxide DismutaseTime FactorsAntioxidantsCatalaseDrosophila ProteinsEthanolReactive Oxygen SpeciesSuperoxide DismutaseAgingAntioxidant enzymesEthanolFree radicalsLongevity

Identifiers

PMID28261744
OpenAlexW2593984209

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.