Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Modern Molecular Taxonomy01:29

Modern Molecular Taxonomy

770
Advancements in molecular biology have revolutionized the identification and characterization of bacteria, with multiple methods leveraging DNA sequencing for enhanced precision. As sequencing technologies improve and costs decline, these approaches are increasingly used in clinical, environmental, and evolutionary studies.Multilocus Sequence Typing (MLST) examines several housekeeping genes, essential chromosomal genes encoding cellular functions, to distinguish strains. Approximately...
770
Applications of Molecular Taxonomy01:20

Applications of Molecular Taxonomy

625
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...
625
Microbial Morphologies01:29

Microbial Morphologies

4.5K
Bacterial and archaeal cells exhibit remarkable diversity in shape and structure, critical in their adaptability and functionality. Among bacteria, the most commonly observed shapes include cocci and bacilli. Cocci are spherical and may exist singly or in groupings such as pairs (diplococci), chains (streptococci), clusters (staphylococci), or tetrads. Bacilli, in contrast, are rod-shaped and can also occur as single cells, in pairs, or chains, depending on their environmental and genetic...
4.5K
Diversity of Archaea IV01:29

Diversity of Archaea IV

528
Hyperthermophilic archaea are a group of extremophiles thriving at temperatures above 80°C, often in hydrothermal vents and volcanic soils where conditions surpass the boiling point of water. At such temperatures, proteins, membranes, and DNA in most organisms degrade, but hyperthermophiles have evolved remarkable adaptations to maintain stability and function.Unique Cellular FeaturesHyperthermophilic membranes are composed of a monolayer of biphytanyl tetraether lipids, which resist...
528
Diversity of Archaea II01:24

Diversity of Archaea II

582
Archaea, one of the three domains of life, exhibit remarkable diversity and adaptability, thriving in both extreme and moderate environments. Historically, most identified archaea have been classified into two major phyla: Euryarchaeota and Crenarchaeota. However, recent molecular studies have expanded this classification to include three additional phyla: Thaumarchaeota, Nanoarchaeota, and Korarchaeota, each exhibiting unique characteristics and ecological roles.Thaumarchaeota: Mesophiles...
582
Diversity of Archaea III01:27

Diversity of Archaea III

381
Crenarchaeota, a prominent phylum of Archaea, is remarkable for its ability to thrive in extreme environments characterized by high temperatures and acidity. These microorganisms inhabit sulfuric hot springs, volcanic systems, and submarine hydrothermal vents, where temperatures often exceed 100°C. The unique adaptations of Crenarchaeota not only allow survival under such extreme conditions but also provide insights into the mechanisms of life in primordial Earth-like...
381

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Climate impacts on the multidiversity-multifunctionality relationship change with habitat type.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same author

Natural microcosms in ecology: fulfilling the promise of model systems?

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same author

Colonization and extinction mediate environmental effects on the phylogenetic diversity of invertebrate communities.

Ecology·2026
Same author

Hydrologic History Regulates Microbial Biofilm Diversity and Ecosystem Function.

Environmental microbiology·2026
Same author

Effects of heat-assisted sample desiccation on microbiome surveys.

Environmental microbiome·2026
Same author

Genome-resolved metagenomic survey of 500 samples from 56 hot springs across the Western US.

Scientific data·2026

Related Experiment Video

Updated: Feb 24, 2026

Tick Microbiome Characterization by Next-Generation 16S rRNA Amplicon Sequencing
07:21

Tick Microbiome Characterization by Next-Generation 16S rRNA Amplicon Sequencing

Published on: August 25, 2018

13.6K

High taxonomic variability despite stable functional structure across microbial communities.

Stilianos Louca1,2, Saulo M S Jacques3,4, Aliny P F Pires3

  • 1Biodiversity Research Centre, University of British Columbia, Vancouver, V6T 1Z4, Canada.

Nature Ecology & Evolution
|August 17, 2017
PubMed
Summary
This summary is machine-generated.

Ecological processes shaping microbial communities are complex. This study found environmental filtering and biotic interactions, not just dispersal, drive microbial composition within functional groups in bromeliad ecosystems.

More Related Videos

Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing
11:22

Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing

Published on: October 15, 2019

31.3K
Exploring the Root Microbiome: Extracting Bacterial Community Data from the Soil, Rhizosphere, and Root Endosphere
09:55

Exploring the Root Microbiome: Extracting Bacterial Community Data from the Soil, Rhizosphere, and Root Endosphere

Published on: May 2, 2018

28.3K

Related Experiment Videos

Last Updated: Feb 24, 2026

Tick Microbiome Characterization by Next-Generation 16S rRNA Amplicon Sequencing
07:21

Tick Microbiome Characterization by Next-Generation 16S rRNA Amplicon Sequencing

Published on: August 25, 2018

13.6K
Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing
11:22

Microbiota Analysis Using Two-step PCR and Next-generation 16S rRNA Gene Sequencing

Published on: October 15, 2019

31.3K
Exploring the Root Microbiome: Extracting Bacterial Community Data from the Soil, Rhizosphere, and Root Endosphere
09:55

Exploring the Root Microbiome: Extracting Bacterial Community Data from the Soil, Rhizosphere, and Root Endosphere

Published on: May 2, 2018

28.3K

Area of Science:

  • Ecology
  • Microbiology
  • Environmental Science

Background:

  • Understanding microbial community dynamics is crucial for ecology.
  • Environmental conditions significantly influence microbial metabolic function.
  • The roles of biotic interactions, demographic drift, and dispersal limitation are not fully understood.

Purpose of the Study:

  • To investigate the processes driving variation in natural microbial communities.
  • To determine the relative importance of environmental filtering, biotic interactions, dispersal, and drift in shaping microbial communities.
  • To analyze bacterial and archaeal communities within bromeliad ecosystems.

Main Methods:

  • Utilized marker gene sequencing to identify taxonomic composition within nine metabolic functional groups.
  • Employed shotgun environmental DNA sequencing to estimate relative abundances of these functional groups.
  • Applied statistical analyses to differentiate the influence of various ecological processes.

Main Results:

  • Bromeliad ecosystems displayed highly similar functional community structures.
  • Taxonomic composition within individual functional groups showed significant variability.
  • Non-neutral processes, including environmental filtering and biotic interactions, were key drivers, outweighing dispersal limitation and demographic drift.

Conclusions:

  • Both functional structure and taxonomic composition within functional groups are shaped by non-neutral processes.
  • Environmental filtering and biotic interactions play significant roles in microbial community assembly.
  • Ecological processes influencing functional structure and taxonomic composition may operate independently.