Evidence map›Paper›PMID 25194282›Full record

ArticleCurrent microbiology2015

Determination of cypermethrin degradation potential of soil bacteria along with plant growth-promoting characteristics.

Shamsa Akbar, Sikander Sultan, Michael Kertesz

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Article in Current microbiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing 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

25 citing papers in PubMed.

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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

3 authors.

Shamsa AkbarDepartment of Microbiology and Molecular Genetics, University of the Punjab, Lahore, Pakistan, shamsa.akbar@yahoo.com.
Sikander Sultan
Michael Kertesz

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The pyrethroid insecticide cypermethrin is in extensive use since 1980s for insect control. However, its toxicity toward aquatic animals and humans requires its complete removal from contaminated areas that can be done using indigenous microbes through bioremediation. In this study, three bacterial strains isolated from agricultural soil and identified as Acinetobacter calcoaceticus MCm5, Brevibacillus parabrevis FCm9, and Sphingomonas sp. RCm6 were found highly efficient in degrading cypermethrin and other pyrethroids. These bacterial strains were able to degrade more than 85 % of cypermethrin (100 mg L(-1)) within 10 days. Degradation kinetics of cypermethrin (200 mg kg(-1)) in soils inoculated with isolates MCm5, FCm9, and RCm6 suggested time-dependent disappearance of cypermethrin with rate constants of 0.0406, 0.0722, and 0.0483 d(-1) following first-order rate kinetics. Enzyme assays for Carboxylesterase, 3-PBA dioxygenase, Phenol hydroxylase, and Catechol-1,2 dioxygenase showed higher activities with cypermethrin treated cell-free extracts compared to non-treated cell-free extracts. Meanwhile, SDS-PAGE analysis showed upregulation of some bands in cypermethrin-treated cells. This might suggest that cypermethrin degradation in these strains involves inducible enzymes. Besides, the isolates displayed substantial plant growth-promoting traits such as phosphate solubilization, Indole acetic acid production, and ammonia production. Implying the efficient biodegradation potential along with multiple biological properties, these isolates can be valuable candidates for the development of bioremediation strategies.

Indexed as

Acinetobacter calcoaceticusBiodegradation, EnvironmentalBrevibacillusInsecticidesKineticsMolecular Sequence DataPhylogenyPlant DevelopmentPlantsPyrethrinsSoil MicrobiologySphingomonascypermethrinInsecticidesPyrethrins

Identifiers

What OpenQuestion holds

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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.