Research Keyword: antibiotic resistance genes

Genomic analysis of Acinetobacter baumannii DUEMBL6 reveals diesel bioremediation potential and biosafety concerns

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Researchers isolated bacteria from diesel-contaminated soils in Bangladesh that can break down diesel fuel efficiently. The best strain, Acinetobacter baumannii DUEMBL6, degraded about 41% of diesel in laboratory tests through multiple enzymatic pathways. However, this bacteria also carries genes for antibiotic resistance and virulence factors, making it both a promising environmental solution and a potential health risk that requires careful monitoring before field application.

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Antibiotic Resistance Genes in Agricultural Soils: A Comprehensive Review of the Hidden Crisis and Exploring Control Strategies

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Antibiotics used in farming and medicine are creating resistant bacteria that accumulate in soil, threatening food safety and human health through the food chain. This review explains how these resistant genes spread through soil microorganisms and presents practical solutions including special soil treatments, chemical processes, and beneficial microorganisms to reduce the problem. The authors emphasize the need for stricter regulations on antibiotic use in agriculture and better management of farm manure to protect both soil health and public health.

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Occurrence and Distribution of Antibiotics and Antibiotic Resistance Genes in the Water and Sediments of Reservoir-Based Drinking Water Sources in Henan, China

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This study examined three drinking water reservoirs in China to understand how antibiotic-resistant bacteria spread through water and sediment. Researchers found that mobile genetic elements (like integrons) play a bigger role than antibiotics themselves in spreading resistance genes among bacteria. One reservoir, Jian’gang, naturally removed most resistance genes as water flowed through, suggesting its natural purification processes are quite effective. Understanding how these factors work together helps protect drinking water supplies from antibiotic-resistant bacteria.

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Pharmaceutical Pollution in Aquatic Environments: A Concise Review of Environmental Impacts and Bioremediation Systems

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Medications we take for health are ending up in our water supplies in significant amounts because standard water treatment plants cannot remove them effectively. These pharmaceutical residues are harming wildlife and aquatic ecosystems, causing problems like population declines in birds, developmental issues in fish, and the spread of antibiotic resistance. Scientists are developing new bioremediation technologies, particularly using fungi and mycoremediation, to better remove these drugs from wastewater before they reach our water bodies.

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