Evidence map›Paper›PMID 30598660›Full record

ArticleThe journal of venomous animals and toxins including tropical diseases2018

Next-generation sequencing analysis reveals high bacterial diversity in wild venomous and non-venomous snakes from India.

Sajesh Puthenpurackal Krishnankutty, Megha Muraleedharan, Rajadurai Chinnasamy Perumal, Saju Michael, Jubina Benny, Bipin Balan, Pramod Kumar, Jishnu Manazhi, Bangaruswamy Dhinoth Kumar, Sam Santhosh and 3 more

Open access · goldAbstract read
In one paragraph

Article in The journal of venomous animals and toxins including tropical diseases, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
0.7field-weighted citation impact, top 33% 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

15 citing papers in PubMed, 1 synthesis or guideline pooled it, 24 citations in OpenAlex.

  1. Pooled it
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  15. Antibiotic therapy for snakebite envenoming.The journal of venomous animals and toxins including tropical diseases · 2020
    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

13 authors at 3 institutions in 1 country.

Sajesh Puthenpurackal KrishnankuttyAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Megha MuraleedharanAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Rajadurai Chinnasamy PerumalAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Saju MichaelAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Jubina BennyAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Bipin BalanAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Pramod KumarAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Jishnu ManazhiDepartment of Forests and Wildlife, Sulthan Batheri, Wayanad District, Kerala 673592 India.
Bangaruswamy Dhinoth KumarAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
Sam SanthoshAgriGenome Labs Pvt. Ltd., SmartCity Kochi, Kakkanad, Kerala 682042 India.
George ThomasSciGenom Research Foundation, Cheruthuruthy, Kerala 679531 India.
Ravi Gupta4Medgenome Labs Pvt. Ltd., Narayana Health City, Bommasandra, Bengaluru, Karnataka 560099 India.
Arun ZachariahDepartment of Forests and Wildlife, Sulthan Batheri, Wayanad District, Kerala 673592 India.
SciGenom Labs (India) · INSciGenom Research Foundation · INNarayana Health · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe oral cavities of snakes are replete with various types of bacterial flora. Culture-dependent studies suggest that some of the bacterial species are responsible for secondary bacterial infection associated with snakebite. A complete profile of the ophidian oral bacterial community has been unreported until now. Therefore, in the present study, we determined the complete bacterial compositions in the oral cavity of some snakes from India.

methodsTotal DNA was isolated from oral swabs collected from three wild snake species (Indian Cobra, King Cobra and Indian Python). Next, the DNA was subjected to PCR amplification of microbial 16S rRNA gene using V3-region-specific primers. The amplicons were used for preparation of DNA libraries that were sequenced on an Illumina MiSeq platform.

resultsThe cluster-based taxonomy analysis revealed that Proteobacteria and Actinobacteria were the most predominant phyla present in the oral cavities of snakes. This result indicates that snakes show more similarities to birds than mammals as to their oral bacterial communities. Furthermore, our study reports all the unique and common bacterial species (total: 147) found among the oral microbes of snakes studied, while the majority of commonly abundant species were pathogens or opportunistic pathogens to humans. A wide difference in ophidian oral bacterial flora suggests variation by individual, species and geographical region.

conclusionThe present study would provide a foundation for further research on snakes to recognize the potential drugs/antibiotics for the different infectious diseases.

Indexed as

Hypervariable regionMicrobial communityNext-generation sequencingVenomous snake

Identifiers

PMID30598660
PMCPMC6303853
OpenAlexW2905965004

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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.