Evidence map›Paper›PMID 28821946›Full record

ArticleCurrent microbiology2017

Quantitative Expression Analysis of SpA, FnbA and Rsp Genes in Staphylococcus aureus: Actively Associated in the Formation of Biofilms.

Sthanikam Yeswanth, Abhijit Chaudhury, Potukuchi Venkata Gurunadha Krishna Sarma

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Article in Current microbiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.3field-weighted citation impact, top 40% 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

10 citing papers in PubMed, 17 citations in OpenAlex.

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  7. Exploration of inhibitors of the bacterial LexA repressor-protease.Bioorganic & medicinal chemistry letters · 2022
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  8. Surveillance of osteoarticular infections caused byFrontiers in cellular and infection microbiology · 2022
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  9. Comparative Genomic Analysis ofFrontiers in microbiology · 2021
    Article
  10. 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

3 authors at 1 institution in 1 country.

Sthanikam YeswanthDepartment of Biotechnology, Sri Venkateswara Institute of Medical Sciences, Tirupati, 517 507, Andhra Pradesh, India.
Abhijit ChaudhuryDepartment of Microbiology, Sri Venkateswara Institute of Medical Sciences, Tirupati, 517 507, Andhra Pradesh, India.
Potukuchi Venkata Gurunadha Krishna SarmaDepartment of Biotechnology, Sri Venkateswara Institute of Medical Sciences, Tirupati, 517 507, Andhra Pradesh, India. sarmasvims@gmail.com.
Sri Venkateswara Institute of Medical Sciences · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In Staphylococcus aureus, adherence and secretory proteins play chief role in the formation of biofilms. This mode of growth exhibits resistance to a variety of antibiotics and spreads its infections. In the present study, secretary and adherence proteins, Protein-A, Fibronectin-binding protein-A (FnbA) and Rsp (a transcription regulator encoding proteolytic property) expression levels were evaluated at different stages of growth in S. aureus ATCC12600 a drug-sensitive strain and multidrug-resistant strains of S. aureus. Initially, the SpA, FnbA and Rsp genes of S. aureus ATCC12600 were cloned, sequenced, expressed and characterized. The proteolytic property of recombinant Rsp was conspicuously shown when this pathogen was grown in aerobic conditions correlating with reduced biofilm units. In anaerobic mode of growth, S. aureus exhibited a higher expression of SpA and FnbA in early and mid adherence phases and finally stabilized at 48 h of incubation. This expression was more pronounced in methicillin-resistant strains (LMV1-8 and D1-4) of S. aureus. In all these stages, Rsp gene expression was at the lowest level and these results concur with the increased biofilm units. The results of the present study explain proteins chiefly contribute in the formation of biofilms.

Indexed as

Gene Expression ProfilingAdhesins, BacterialAerobiosisAnaerobiosisBiofilmsStaphylococcal Protein AStaphylococcus aureusTranscription FactorsAdhesins, Bacterialfibronectin-binding proteins, bacterialStaphylococcal Protein ATranscription Factors

Identifiers

PMID28821946
OpenAlexW2748819480

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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.