ISSN: 0973-7510

E-ISSN: 2581-690X

Research Article | Open Access
Rupali D. Nanekar and Seema S. Kokitkar
Department of Biotechnology, Changu Kana Thakur Arts, Commerce and Science College,
New Panvel (Autonomous), Affiliated to University of Mumbai, Maharashtra, India.
Article Number: 9189 | © The Author(s). 2024
J Pure Appl Microbiol. 2024;18(3):2014-2023. https://doi.org/10.22207/JPAM.18.3.52
Received: 19 December 2023 | Accepted: 31 July 2024 | Published online: 29 August 2024
Issue online: September 2024
Abstract

Petroleum-derived products like petrol, containing complex hydrocarbons, have catastrophic environmental effects, posing a universal challenge. Bioremediation is known as eco-friendly and safe technique for removal of hydrocarbon pollutants. In this study, indigenous bacteria were isolated from oil contaminated soils and screened for their biodegradation potential. The bacterial enrichment and isolation were done using selective media Bushnell-Haas supplemented with petrol as a sole carbon source. Out of fifteen isolated strains best two isolates S4P2 and S14P1 were selected on basis of DCPIP screening method. These isolates were identified as Pseudomonas chengduensis & Pseudomonas donghuensis by 16S rRNA gene sequencing. The growth parameters were optimized by one factor at a time. The optimum growth temperature for P.chengduensis & P. donghuensis was found to be 37°C at pH 7 with a substrate concentration of 1%.

Keywords

Enrichment, DCPIP, Optimization, Petrol Hydrocarbons

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