Fundação Oswaldo Cruz, Instituto Gonçalo Moniz, Laboratório de Patologia e Biologia Celular, Salvador, BA, Brasil.
Universidade Federal da Bahia, Faculdade de Farmácia, Salvador, BA, Brasil.
Rev Soc Bras Med Trop. 2021 Mar 8;54. doi: 10.1590/0037-8682-0724-2020. eCollection 2021.
Inadequate wastewater treatment and fecal contamination have a strong environmental impact on antimicrobial resistance (AMR). This study evaluated the profile of AMR enterobacteria and fecal contamination from four surface waters: Jiquiriça-Brejões River and Cabrito, Tororó, and Abaeté Lagoons.
We analyzed AMR β-lactamase genes using the polymerase chain reaction method and fecal contamination using Coliscan®.
We found high levels of fecal contamination, β-lactamase producers, and AMR genes (blaOXA-48, blaSPM, and blaVIM) in all waterbodies.
Poor sanitation evidenced by fecal contamination and human activities around these surface waters contributed to the distribution and increase in AMR enterobacteria.
废水处理不足和粪便污染对抗微生物药物耐药性(AMR)有很强的环境影响。本研究评估了来自四个地表水的 AMR 肠杆菌和粪便污染的情况:Jiquiriça-Brejões 河和 Cabrito、Tororó 和 Abaeté 泻湖。
我们使用聚合酶链反应方法分析了 AMR β-内酰胺酶基因,并用 Coliscan®分析了粪便污染。
我们发现所有水体都存在高水平的粪便污染、β-内酰胺酶产生菌和 AMR 基因(blaOXA-48、blaSPM 和 blaVIM)。
粪便污染和这些地表水周围的人类活动表明卫生条件差,这导致了 AMR 肠杆菌的分布和增加。