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

Diversity of Archaea II01:24

Diversity of Archaea II

184
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...
184
Applications of Molecular Taxonomy01:20

Applications of Molecular Taxonomy

229
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...
229
Overview of Archaea01:29

Overview of Archaea

288
Archaea, named after the Archaean eon, represent a unique domain of life, distinct from bacteria and eukaryotes, with remarkable traits. Their cellular and molecular features, ecological adaptability, and industrial relevance highlight their importance in understanding life processes and leveraging biotechnology.Cellular and Molecular CharacteristicsA defining feature of archaea is their unique membrane composition. Archaeal membranes contain ether-linked isoprenoid lipids, which confer...
288
Modern Molecular Taxonomy01:29

Modern Molecular Taxonomy

298
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...
298
Diversity of Archaea IV01:29

Diversity of Archaea IV

204
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...
204
Diversity of Archaea I01:30

Diversity of Archaea I

224
Archaea, a domain of single-celled microorganisms, are classified into five major phyla based on genetic and biochemical characteristics: Euryarchaeota, Crenarchaeota, Thaumarchaeota, Korarchaeota, and Nanoarchaeota. Among these, the phylum Euryarchaeota is notable for its remarkable diversity in morphology, metabolism, and ecological adaptations.Morphological and Metabolic DiversityMembers of Euryarchaeota exhibit a variety of cellular shapes, including rods and cocci. Their metabolic pathways...
224

You might also read

Related Articles

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

Sort by
Same author

Abiotic sources of fixed nitrogen sustained early ecosystems for several hundred million years after the origin of life.

Science advances·2026
Same author

Biological use of molybdenum and tungsten stems back to 3.4 billion years ago.

Nature communications·2026
Same author

Evaluating Serpentinization as a Source of Phosphite to Microbial Communities in Hydrothermal Vents.

Geobiology·2025
Same author

Co-evolution of early Earth environments and microbial life.

Nature reviews. Microbiology·2024
Same author

Timing the evolution of phosphorus-cycling enzymes through geological time using phylogenomics.

Nature communications·2024
Same author

Increasing transposase abundance with ocean depth correlates with a particle-associated lifestyle.

mSystems·2024

Related Experiment Video

Updated: Oct 23, 2025

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology
10:43

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology

Published on: November 5, 2014

25.9K

Tracking Microbial Evolution in the Subseafloor Biosphere.

Rika E Anderson1

  • 1Department of Biology, Carleton College, Northfield, Minnesota, USA.

Msystems
|August 17, 2021
PubMed
Summary
This summary is machine-generated.

The deep marine subsurface harbors diverse microbes crucial for global cycles. New technologies will illuminate how these and their viruses evolve in Earth's earliest habitats.

Keywords:
marine subsurfacemicrobial evolution

More Related Videos

Microbial Communities in Nature and Laboratory - Interview
29:13

Microbial Communities in Nature and Laboratory - Interview

Published on: May 28, 2007

6.5K
An Aquatic Microbial Metaproteomics Workflow: From Cells to Tryptic Peptides Suitable for Tandem Mass Spectrometry-based Analysis
08:09

An Aquatic Microbial Metaproteomics Workflow: From Cells to Tryptic Peptides Suitable for Tandem Mass Spectrometry-based Analysis

Published on: September 15, 2015

9.0K

Related Experiment Videos

Last Updated: Oct 23, 2025

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology
10:43

Unraveling the Unseen Players in the Ocean - A Field Guide to Water Chemistry and Marine Microbiology

Published on: November 5, 2014

25.9K
Microbial Communities in Nature and Laboratory - Interview
29:13

Microbial Communities in Nature and Laboratory - Interview

Published on: May 28, 2007

6.5K
An Aquatic Microbial Metaproteomics Workflow: From Cells to Tryptic Peptides Suitable for Tandem Mass Spectrometry-based Analysis
08:09

An Aquatic Microbial Metaproteomics Workflow: From Cells to Tryptic Peptides Suitable for Tandem Mass Spectrometry-based Analysis

Published on: September 15, 2015

9.0K

Area of Science:

  • Microbial Ecology
  • Evolutionary Biology
  • Marine Biology

Background:

  • The deep marine subsurface is a vast, understudied biosphere containing diverse archaea, bacteria, and viruses.
  • Subsurface microbes are vital for global biogeochemical cycles and represent ancient life forms.
  • Current understanding of evolutionary forces shaping subsurface microbial life is limited.

Purpose of the Study:

  • To explore why evolutionary paths of subsurface microbes may differ from surface microbes.
  • To highlight how technological advancements can aid the study of subsurface microbial evolution.
  • To investigate the evolutionary dynamics of marine subsurface microbes and their viruses.

Main Methods:

  • Review of existing research on microbial evolution in marine subsurface environments.
  • Discussion of technological advancements, including the sequencing revolution.
  • Integration of marine infrastructure developments for subsurface exploration.

Main Results:

  • Evolutionary trajectories in the marine subsurface may differ significantly from surface environments.
  • Technological progress is enabling unprecedented study of subsurface microbial and viral evolution.
  • A deeper understanding of the adaptation and evolution of the majority of Earth's microbial biosphere is imminent.

Conclusions:

  • The marine subsurface is a critical frontier for understanding life's evolution.
  • Advancements in sequencing and marine technology are key to unlocking subsurface microbial evolutionary dynamics.
  • Future research will significantly enhance our knowledge of this vast, ancient biosphere.