里面的真菌群体:稀疏多样性和高度模块化的奇怪案例
Jiho Yang1,2, Jung-Jae Woo1,2, Seung-Yoon Oh3
1Korean Lichen Research Institute, Sunchon National University, 255 Jungang-ro, Suncheon, 57922, South Korea.
Environmental microbiome
|October 3, 2023
概括
类比周围的树皮少为多样化的真菌群体. 内分菌的真菌表现出不同的结构,这表明宿主过机制塑造了这些独特的真菌生物体.
科学领域:
- 菌类学 菌类学是指菌类学.
- 生态生态学 生态生态学
- 微生物生态学 微生物生态学
背景情况:
- 类生物是共生生物,包括真菌和光合作伙伴,也是各种内类真菌的宿主.
- 内菌在生态,营养循环,生物勘探和生物多样性中发挥着至关重要的作用.
- 内类真菌的社区结构在很大程度上仍未被探索.
研究的目的:
- 研究内菌真菌群落的多样性,社区结构和网络特性.
- 为了比较内类真菌群落与类真菌群落在相邻的松树皮上.
- 为了测试这个假设,内类群落与类群落相比,表现出不同的模式.
主要方法:
- 使用18S基因放大进行的metabarcoding对两种鱼物种 (Dirinara applanta和Parmotrema tinctorum) 进行.
- 来自的真菌群落与附着的松树皮 (菌群落) 的真菌群落进行了比较.
- 分析了社区的相似性,多样性和网络结构.
主要成果:
- 观察到内类和类真菌群落之间有明确的界限.
- 与型社区相比,内分菌群体的多样性较低.
- 内菌群体彼此相似程度高于菌群体,具有更模块化,更少嵌套的网络结构,表明宿主过.
结论:
- 类的真菌群落不如它们的状邻居那么复杂和相互连接.
- 这些发现提供了对的超基因组架构和独特的真菌生物组的见解.
- 结果表明,一个显著的宿主过机制影响内菌真菌社区组装.
更多相关视频
07:00Microbiota of Attine Ants' Gardens: Visualizing a Microbial Landscape by Scanning Electron Microscopy
Published on: October 4, 2024
630
09:45A New Method for Qualitative Multi-scale Analysis of Bacterial Biofilms on Filamentous Fungal Colonies Using Confocal and Electron Microscopy
Published on: January 25, 2017
19.6K
相关概念视频
01:29Overview of Fungi
42
Fungi are a diverse group of eukaryotes more closely related to animals than other eukaryotes. Fungal cell walls comprise chitin, a polysaccharide that provides structural strength, and glucans, which contribute to flexibility and integrity. Other polysaccharides, such as mannans and galactosans, may supplement or replace chitin in some fungi. These adaptations, along with their preference for acidic environments and tolerance for high osmotic pressure, enable fungi to thrive in various...
42
01:29Fungal Group Zygomycota
37
Zygomycota, previously classified as a distinct fungal group, are primarily terrestrial, saprophytic molds that play a crucial role as decomposers. Recent phylogenetic studies have revealed that these fungi are now divided into two major clades — Mucoromycota, which includes many symbiotic species, and Zoopagomycota, which primarily consists of parasitic and pathogenic fungi. These groups exhibit distinct ecological roles and reproductive strategies while sharing key structural and...
37
01:28Fungal Phylum Microsporidia
37
Microsporidia are a group of obligate intracellular fungi that were initially classified as protists but were later reclassified based on phylogenetic, molecular, and structural evidence linking them to the Chytridiomycota. These unicellular, non-motile organisms are highly specialized parasites that infect a wide range of animal hosts, including humans. They have evolved extensive genomic and metabolic reductions, making them highly dependent on their hosts for survival.Morphology and Genomic...
37
01:26Fungal Phylum Basidiomycota
118
Basidiomycota is a diverse phylum of fungi that includes ecologically significant decomposers such as white rot fungi, symbionts like mycorrhizal fungi, plant pathogens such as rusts and smuts, and edible species like Agaricus bisporus (the common button mushroom). These fungi play crucial roles in nutrient cycling, symbiotic relationships, and even human health. Their defining feature is the basidium, a microscopic club-shaped structure responsible for producing basidiospores.Fruiting Bodies...
118
01:28Fungal Phylum Ascomycota
35
Phylum Ascomycota, a major division within the subkingdom Dikarya, comprises a diverse range of fungal species, including both unicellular yeasts and filamentous molds such as Aspergillus and Penicillium. These fungi thrive in a variety of habitats, from aquatic ecosystems to terrestrial environments, playing crucial ecological and economic roles.Morphology and ReproductionThe defining characteristic of Ascomycetes, commonly referred to as sac fungi, is the ascus—a sac-like structure that...
35
01:27Diversity of Protists II
33
Alveolates are a group of organisms recognized by the presence of alveoli, which are cytoplasmic sacs located beneath the cell membrane. While their function remains uncertain, alveoli may help regulate water balance by controlling how much water enters and leaves the cell. In dinoflagellates, these structures may serve as armor plates. There are three major types of alveolates: ciliates, which move using cilia; dinoflagellates, which use flagella for movement; and apicomplexans, which are...
33