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Updated: Jun 16, 2026

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments
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印度半城市沟生态系统的抗体概况和细菌社区结构

Rajsekhar Adhikary1, Alaa Eddin Alhmeidi Alkhatib1, Saugata Hazra2,3

  • 1Department of Bioscience and Bioengineering, Indian Institute of Technology-Roorkee, Roorkee, Uttarakhand, India.

Scientific reports
|November 1, 2025
PubMed
概括

城市下水道含有抗生素耐药细菌和β-乳糖酶基因,对生态系统和人类健康构成风险. 这项研究强调,迫切需要解决环境抗菌素耐药性的问题.

关键词:
16S rRNA元基因组学分析抗生素耐药性,β-乳糖酶排水管中的微生物群.代谢途径 代谢途径

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Microbial communities, comprising bacteria, archaea, and eukaryotic microorganisms, inhabit diverse ecosystems and play crucial roles in environmental and biological processes. Their diversity is defined by three main parameters: species richness (the number of distinct species), species abundance (the relative quantity of each species), and species evenness (how uniformly individual species are distributed in various locations). These factors together shape the structure and ecological balance...
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Microbial communities forming biofilms and mats represent complex, spatially structured ecosystems where metabolic processes are stratified according to light, oxygen, and nutrient gradients. Biofilms are initial colonization stages, only a few millimeters thick, while mature microbial mats can reach centimeter-scale thickness and display intricate vertical organization. Their structural and functional heterogeneity allows microorganisms to occupy distinct ecological niches within a few...
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The deep ocean and its underlying sediments represent vast, largely unexplored microbial habitats that extend far beyond the sunlit photic zone. The photic (euphotic) zone typically spans the upper ~100–200 meters of pelagic waters in the open ocean, but its depth varies geographically and seasonally, where sufficient light supports photosynthetic life. Below this lies the deep sea, spanning roughly 1000–6000 meters (bathypelagic to abyssal zones), with deeper hadal trenches extending beyond...