Evidence map›Paper›PMID 29717419›Full record

ArticleProbiotics and antimicrobial proteins2019

Multivariate Analysis of Increase in Life Span of Caenorhabditis elegans Through Intestinal Colonization by Indigenous Probiotic Strains.

Kavita Sharma, Murugesan Pooranachithra, Krishnaswamy Balamurugan, Gunjan Goel

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Article in Probiotics and antimicrobial proteins, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

  1. Article
  2. Article
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  4. The Effects of FeedingMicroorganisms · 2025
    Article
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  6. Foods (Basel, Switzerland) · 2024
    Article
  7. Review
  8. Article
  9. Comparison and selection of probioticFood science & nutrition · 2022
    Article
  10. Frontiers in nutrition · 2022
    Article
  11. Article
  12. Article
  13. Article
  14. Frontiers in nutrition · 2020
    Review
  15. The Role of Neurotransmitters in the Protection ofFrontiers in cellular and infection microbiology · 2020
    Article
  16. 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

4 authors.

Kavita SharmaDepartment of Biotechnology and Bioinformatics, Jaypee University of Information Technology, Waknaghat, 173234, India.
Murugesan PooranachithraDepartment of Biotechnology, Alagappa University, Karaikudi, 630 003, India.
Krishnaswamy BalamuruganDepartment of Biotechnology, Alagappa University, Karaikudi, 630 003, India.
Gunjan GoelDepartment of Biotechnology and Bioinformatics, Jaypee University of Information Technology, Waknaghat, 173234, India. gunjanmicro@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study aimed to analyze the colonization potential of indigenous probiotic strains and to assess their effects on physiology of Caenorhabditis elegans. The protective effect of probiotics was evaluated in terms of increase in life span of the worm through colonization in the intestine. A total of 15 probiotic cultures were evaluated for their effect on mean life span, pharyngeal pumping, and normal reproduction behavior in the worms. The chemotactic behavior in terms of binary choice index was also evaluated. The adherence and colonization of the intestine of the worm by probiotics were monitored at different time intervals by enumerating the microbial population and fluorescent microscopic observations. The survival analysis-based Kaplan-Meier method indicated that the probiotic cultures increased the survival probability as compared to control strain E. coli OP50. There was no effect of feeding probiotics on physiological responses of the worm such as pharyngeal pumping and reproduction. The principal component analysis (PCA) of the results indicated Lactobacillus plantarum K90 and L. paracasei CD4 as potential probiotics with binary choice index of 0.8 as food preference of C. elegans. The strains exhibit higher adherence and colonization in the gut of worms and increased the life span by 5 days as compared to control E. coli OP50. In conclusion, feeding with probiotic cultures is effective in extending the lifespan of C. elegans; however, the colonization ability differs among the strains.

Indexed as

AnimalsBacterial AdhesionCaenorhabditis elegansEscherichia coliFemaleIntestinesLacticaseibacillus paracaseiLactiplantibacillus plantarumLongevityMaleMultivariate AnalysisProbioticsCaenorhabditis elegansColonizationLactic acid bacteriaLife span

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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.