MASH-Ocean 1.0:使用海洋元基因组数据调查微生物多样性,功能和生物地理学的交互平台
Yinzhao Wang1, Liuyang Li1, Qiang Li2
1State Key Laboratory of Microbial Metabolism, School of Life Sciences and Biotechnology Shanghai Jiao Tong University Shanghai China.
iMeta
|June 20, 2024
概括
研究人员开发了MASH-Ocean,这是一个整合全球海洋元基因组数据的平台. 该工具通过统一各种数据集来全面发现,有助于了解海洋微生物群.
科学领域:
- 海洋生物学 海洋生物学
- 微生物组研究的研究.
- 生物信息学是一种生物信息学.
背景情况:
- 有许多海洋元基因组数据集,但碎片化阻碍了全面的分析.
- 以前的研究往往侧重于有限的生态系统,并采用各种各样的分析工具.
- 整合多样化的OMIC数据对于全球了解海洋微生物生命至关重要.
研究的目的:
- 建立全球海洋元基因组数据的系统和定量分析平台.
- 克服数据整合方面的挑战,促进对海洋微生物群的统一理解.
- 弥合原始奥米克数据与生态,地质和生物发现之间的差距.
主要方法:
- 开发了海洋生态系统 (MASH-Ocean) 的微生物群地图/Sino-Hydrosphere平台.
- 整合了2147个全球海洋元基因组样本,使用统一的数据处理工作流.
- 实施了五个分析模块:样本视图,多样性,功能,生物地理和交互网络.
主要成果:
- MASH-Ocean 1.0提供了一个集中资源,用于分析海洋元基因组数据.
- 该平台为各种海洋生态系统提供了可靠的分析.
- 使研究人员能够探索微生物多样性,功能和生物地理.
结论:
- MASH-Ocean为微生物学,环境科学和生物地球化学研究人员提供了宝贵的工具.
- 该平台支持从水层生态系统中整合omics数据.
- 旨在促进创建一个全面的水生环境地图,并推动新的发现.
相关概念视频
02:16Comparing Mitochondrial, Chloroplast, and Prokaryotic Genomes
The present-day mitochondrial and chloroplast genomes have retained some of the characteristics of their ancestral prokaryotes and also have acquired new attributes during their evolution within eukaryotic cells. Like prokaryotic genomes, mitochondrial and chloroplast genomes neither bind with histone-like proteins nor show complex packaging into chromosome-like structures, as observed in eukaryotes. Unlike mitotic cell divisions observed in eukaryotic cells, mitochondria and chloroplasts...
01:20Applications of Molecular Taxonomy
Molecular taxonomy has revolutionized the understanding and classification of bacteria, providing precise insights into their diversity, evolutionary relationships, and ecological roles. By utilizing molecular techniques such as DNA sequencing and fingerprinting, researchers have made significant strides in various fields related to bacterial studies.Resolving Taxonomic AmbiguitiesMolecular taxonomy has been instrumental in distinguishing closely related bacterial species initially thought to...
01:19Methods to Assess Microbial Communities
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...
01:25Microbial Mats
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...
01:30Marine Microbial Ecology
Marine microbial ecosystems are shaped by distinct physicochemical limits, including high salinity, low nutrient availability, and fluctuating oxygen levels. These conditions favor smaller microbial cell sizes, which maximize their surface-to-volume ratio for efficient nutrient uptake.Microbial activity and community composition are closely linked to biogeochemical cycles, particularly in dynamic environments like estuaries, where halotolerant microbes thrive in response to variable salinity...
01:18Deep Sea Microbial Ecology
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...