ISSN: 0973-7510

E-ISSN: 2581-690X

Research Article | Open Access
Nipun Bariya1,2 , Mayuri Dholaria2 and Aparna J. Tailor3
1NAMO MERI, Shri Vinoba Bhave Civil Hospital, Silvassa, Dadra and Nagar Haveli, UT of DNH and DD, India.
2Naran Lala College of Professional and Applied Science, Navsari, Gujarat, India.
3Department of Microbiology, Dr. APJ Abdul Kalam Government College Silvassa, Dadra and Nagar Haveli, UT of DNH and DD, India.
Article Number: 10593 | © The Author(s). 2025
J Pure Appl Microbiol. 2025;19(3):1834-1853. https://doi.org/10.22207/JPAM.19.3.09
Received: 13 May 2025 | Accepted: 21 June 2025 | Published online: 22 July 2025
Issue online: September 2025
Abstract

Our study aimed at metagenomic exploration of effluent contaminated soils across Dadra and Nagar Haveli region, India. Physico-chemical analysis of soil samples SA4, SA5, and SA6 revealed that the presence of macro and micro elements which includes metals and non-metals. Furthermore, it includes various petroleum and other aromatic hydrocarbons in it. Metagenomic sequencing was followed by taxonomic assessment and functional annotation. Taxonomic assessment demonstrated dominance of Pseudomonas and Bacillus species in all SA4, SA5, and SA6 samples. Moreover, it includes diverse microbial communities that are involved in degradation of xenobiotic compounds which includes Sulfuricurvum kujiense, Novosphingobium sp., Variovorax paradoxus, Usitatibacter rugosus, Cupriavidus sp. and many others found in soil samples. Functional annotation like KEGG and COG, and found a range of hydrocarbon degrading enzymes that are involved with benzoate derivatives. A comprehensive metabolic network that outlines the degradation pathways for aromatic hydrocarbons-like benzoate, chlorobenzoate, polycyclic aromatic hydrocarbons, xylene, toluene, ethylbenzene, nitrotoluene, aminobenzoate, chloroalkane, and chloroalkene and the derivative of these compounds were furtherly entered into TCA cycle. Presence of such microbial species and their genes will be helpful for further development of bioremediation strategies to remediate such contaminated sites.

Keywords

Bioremediation, COG, KEGG, Metagenomics, Xenobiotics

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© The Author(s) 2025. Open Access. This article is distributed under the terms of the Creative Commons Attribution 4.0 International License which permits unrestricted use, sharing, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.