Humans and animals are constantly exposed to crude petroleum contaminated diets in petroleum producing areas of the world. As a result, researches are on-going to find simple ameliorative agent against crude petroleum contaminated diet toxicity. The aim of this study was to evaluate the protective effect of on some biochemical parameters of rats fed with crude petroleum oil contaminated catfish diet (CPO-CCD). Thirty male albino rats were separated into six groups of five rats as follows: group 1: control, group 2: rats were fed CPO-CCD only, group 3: CPO-CCD plus 1 ml/kg of 1 % tween 80, group 4: CPO-CCD plus water extract (MWE), group 5: CPO-CCD plus ethanol extract (MEE) and group 6: CPO-CCD plus diethyl ether extract (MDEE). The feeding of the rats with CPO-CCD and administration of extracts orally lasted for 28 days. The results showed significant ( < 0.05) increase in aspartate aminotransferase (AST), alanine aminotransferase (ALT), alkaline phosphatase (ALP) in the serum and tissues (liver, kidney and brain) and decrease in total protein, albumin and globulin in the serum and liver of group 2 and 3 when compared with group 1. Significant ( < 0.05) decrease in AST, ALT, ALP activities and increase in total protein, albumin and globulin levels were observed after treatment with extracts (group 4, 5, and 6) when compared with group 1. However, it could be concluded that MDEE revealed a strong effect when compared with the MEE and MWE.
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http://dx.doi.org/10.1016/j.ijvsm.2018.03.006 | DOI Listing |
Sci Rep
January 2025
King Fahd University of Petroleum & Minerals, Dhahran, 31261, Saudi Arabia.
Climate change policies are driving the oil and gas industry to explore CO injection for carbon dioxide storage in reservoirs. In the United States, a substantial portion of oil production relies on CO-enhanced-oil-recovery (CO-EOR), demonstrating a growing interest in using CO to address various production challenges like condensate mitigation, pressure maintenance, and enhancing productivity in tight reservoirs. CO injection introduces gases like natural gas and N, either pre-existing or as impurities in the injected CO gas.
View Article and Find Full Text PDFJ Environ Manage
January 2025
University of Stuttgart, Institute of Chemical Technology, Faculty of Chemistry, D-70550 Stuttgart, Germany; South Ural State University (National Research University), Chelyabinsk, Russian Federation. Electronic address:
Stringent sulfur removal regulations from transportation fuels from typical levels of 500 ppm to ultra-low levels of 10 ppm (BS-6 standard) present a critical challenge for the crude processing industry. This research thoroughly investigates emerging desulfurization technologies, with a focus on nanocomposite (NC) materials that exhibit exceptional sulfur removal efficiency. Advanced nanocomposite catalysts, such as (TBA)PWFe@TiO@PVA, have near-complete removal rates of 96-99% for complicated sulfur compounds like dibenzothiophene (DBT) and derivatives.
View Article and Find Full Text PDFJ Hazard Mater
January 2025
BP Australia Pty Ltd, Melbourne, Victoria 3000, Australia.
Natural Source Zone Deletion (NSZD) is a viable long-term management option for sites impacted by petroleum hydrocarbon fuels. NSZD rate estimation methods for petroleum mass losses often use soil gas gradients of oxygen, carbon dioxide, methane or vapour concentrations through the vadose zone. Seeking greater efficiencies, we investigated if existing short-screened wells are reliable for representative sampling of soil gases in a vadose zone undergoing NSZD.
View Article and Find Full Text PDFSci Rep
January 2025
School of Petroleum Engineering, Xi 'an Shiyou University, Xi'an, Shaanxi, China.
In order to determine the influence of different factors on the CO huff-and-puff displacement effect, a CO huff-and-puff experiment was carried out with Chang 6 tight sandstone samples in Ordos Basin as the research object. Combined with nuclear magnetic resonance technology, the influences of injection pressure, cycle numbers and soaking time on the CO huff-and-puff effect were evaluated, and the optimal CO huff-and-puff parameters were optimized. The microscopic degree of crude oil production in different scale pores was quantitatively characterized.
View Article and Find Full Text PDFPLoS One
January 2025
Chemical & Petroleum Engineering Department, United Arab Emirates University, Al Ain, United Arab Emirates.
Oil fields located in cold environments and deep-sea locations often face challenges with paraffin wax buildup in pipelines during long-distance crude oil transportation. Various strategies have been employed to address this issue, with chemical methods being the most effective and economical. However, traditional chemical inhibitors present problems due to their high toxicity and low biodegradability, leading to increased operational costs and environmental concerns.
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