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

Microbial Nutrition01:28

Microbial Nutrition

887
Organisms exhibit remarkable metabolic diversity, categorized based on how they acquire energy and carbon. These strategies enable survival in various ecological niches and are essential for maintaining energy flow and nutrient cycling within ecosystems.Energy and Carbon SourcesOrganisms are classified as phototrophs or chemotrophs based on energy acquisition. Phototrophs use light as their energy source, while chemotrophs rely on oxidizing chemical compounds. Further differentiation arises...
887
Microbial Morphologies01:29

Microbial Morphologies

1.7K
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...
1.7K
Environmental Applications of Microorganisms01:30

Environmental Applications of Microorganisms

770
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
770
Microbial Classification System01:24

Microbial Classification System

638
Classification is the process of organizing organisms into hierarchically inclusive groups based on their phenotypic similarities or evolutionary relationships. A species comprises one or more strains, and closely related species are grouped into genera. Genera are further classified into families, families into orders, orders into classes, and so forth, up to the domain level, which is the broadest taxonomic rank derived from a combination of phenotypic and genotypic data.The nomenclature of...
638
Other Stress Responses in Bacteria01:30

Other Stress Responses in Bacteria

257
Bacteria have global regulatory systems that control several types of stress mechanisms. These include Pho regulon and the heat shock response, which are essential systems for environmental adaptation, such as nutrient limitation and proteotoxic stress. The Pho regulon and the heat shock response exemplify bacterial resilience, enabling rapid adaptation to fluctuating environmental conditions.Pho RegulonBacteria require phosphorus for essential cellular processes, including nucleic acid...
257
Fungal Group Zygomycota01:29

Fungal Group Zygomycota

841
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...
841

You might also read

Related Articles

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

Sort by
Same author

Ecosystem metabolism and nitrogen budget of a glacial Fjord in the Arctic.

Scientific reports·2025
Same author

Preparation protocol for epifluorescence microscopy when working close to the detection limit.

Letters in applied microbiology·2025
Same author

Crucial stepping stones in freshwater microbiology.

Nature microbiology·2025
Same author

The genomic and clinical consequences of replacing procarbazine with dacarbazine in escalated BEACOPP for Hodgkin lymphoma: a retrospective, observational study.

The Lancet. Oncology·2024
Same author

Ra isotope perspective on the hydrology and continuity of permafrost in the high Arctic.

The Science of the total environment·2024
Same author

Targeting methanotrophs and isolation of a novel psychrophilic Methylobacter species from a terrestrial Arctic alkaline methane seep in Lagoon Pingo, Central Spitsbergen (78° N).

Antonie van Leeuwenhoek·2024

Related Experiment Video

Updated: Dec 17, 2025

Microbiota of Attine Ants' Gardens: Visualizing a Microbial Landscape by Scanning Electron Microscopy
07:00

Microbiota of Attine Ants' Gardens: Visualizing a Microbial Landscape by Scanning Electron Microscopy

Published on: October 4, 2024

971

Functional Associations and Resilience in Microbial Communities.

Maria-Luisa Avila-Jimenez1, Gavin Burns2, Zhili He3,4

  • 1Biology Department, University Centre in Svalbard, 9171 Longyearbyen, Norway.

Microorganisms
|July 1, 2020
PubMed
Summary

Microbial communities maintain consistent functional gene distribution across diverse polar regions, suggesting inherent resilience. This functional stability, independent of taxonomic changes, indicates pre-existing networks ready to adapt to new environmental niches.

Keywords:
Antarctic bacteriafunctional diversityredundancyresiliencestability

More Related Videos

Assembly and Tracking of Microbial Community Development within a Microwell Array Platform
09:24

Assembly and Tracking of Microbial Community Development within a Microwell Array Platform

Published on: June 6, 2017

9.5K
Author Spotlight: Developing Synthetic Microbial Communities for Generating Second-Generation Biofertilizers
04:29

Author Spotlight: Developing Synthetic Microbial Communities for Generating Second-Generation Biofertilizers

Published on: May 24, 2024

1.4K

Related Experiment Videos

Last Updated: Dec 17, 2025

Microbiota of Attine Ants' Gardens: Visualizing a Microbial Landscape by Scanning Electron Microscopy
07:00

Microbiota of Attine Ants' Gardens: Visualizing a Microbial Landscape by Scanning Electron Microscopy

Published on: October 4, 2024

971
Assembly and Tracking of Microbial Community Development within a Microwell Array Platform
09:24

Assembly and Tracking of Microbial Community Development within a Microwell Array Platform

Published on: June 6, 2017

9.5K
Author Spotlight: Developing Synthetic Microbial Communities for Generating Second-Generation Biofertilizers
04:29

Author Spotlight: Developing Synthetic Microbial Communities for Generating Second-Generation Biofertilizers

Published on: May 24, 2024

1.4K

Area of Science:

  • Microbial Ecology
  • Genomics
  • Environmental Science

Background:

  • Microbial communities exhibit metabolic flexibility and functional redundancy.
  • Environmental perturbations can rapidly alter microbial community structure.
  • Understanding the link between taxonomic and functional changes is crucial for ecological insights.

Purpose of the Study:

  • To investigate if taxonomic shifts in microbial communities correlate with functional gene distribution changes.
  • To compare functional gene distribution across Arctic and Antarctic microbial communities.
  • To assess the implications of functional gene association patterns for ecological resilience.

Main Methods:

  • Analysis of taxonomic and functional gene distribution in polar marine microbial communities.
  • Comparison of alpha diversity and species richness across geographic locations.
  • Ecological network analysis to determine gene association patterns and functional clustering.

Main Results:

  • Taxonomic diversity significantly differed between Arctic and Antarctic locations.
  • Functional gene distribution was remarkably even across all analyzed bacterial networks and geographic locations.
  • A linear pattern was observed in the relationship between gene frequency and cluster size, indicating functional association independent of taxonomic position.

Conclusions:

  • Microbial communities possess a stable functional gene distribution that is largely independent of taxonomic composition.
  • This functional stability suggests inherent ecological resilience, with pre-existing networks capable of adapting to new niches.
  • No clear evidence of recent environmental impact on polar marine microbial communities at the functional level was detected.