Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Factors Influencing Microbial Growth: Temperature

Factors Influencing Microbial Growth: Temperature

Microorganisms display remarkable adaptations, enabling them to thrive in diverse ecological niches across a wide range of temperatures. Temperature profoundly influences microbial growth by affecting enzymatic activity, membrane fluidity, and other cellular processes.Each microorganism operates within a specific temperature range defined by three cardinal points: minimum, optimum, and maximum. Below the minimum temperature, membranes lose fluidity, halting transport processes. Above the...

Conditions on Early Earth

Conditions on Early Earth

Around 4 billion years ago, oceans began to condense on earth while volcanic eruptions released nitrogen, carbon dioxide, methane, ammonia, and hydrogen into the primordial atmosphere. However, organisms with the characteristics of life were not initially present on earth. Scientists have used experimentation to determine how organisms evolved that could grow, reproduce, and maintain an internal environment.

Overview of Archaea

Overview of Archaea

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...

Environmental Applications of Microorganisms

Environmental Applications of Microorganisms

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...

Biosynthesis of Lipids

Biosynthesis of Lipids

Microbial membranes exhibit remarkable diversity in lipid composition, reflecting evolutionary adaptations to various environmental conditions. The three domains of life—Bacteria, Archaea, and Eukarya—synthesize membrane lipids through distinct biosynthetic pathways, leading to fundamental structural differences that impact membrane stability, function, and adaptability.Fatty Acid-Based Lipids in Bacteria and EukaryaBacteria and eukaryotes share a common fatty acid biosynthesis...

Factors Influencing Microbial Growth: Osmolarity

Factors Influencing Microbial Growth: Osmolarity

Osmolarity is the measure of solute concentration in a solution. It plays a critical role in determining water availability for organisms. Water moves across semipermeable membranes through osmosis, flowing from regions of lower solute concentration (more dilute) to regions of higher solute concentration (more concentrated).In high-solute environments, microbial cells lose water, leading to dehydration and inhibited growth. The extent to which water is available to microbes in such environments...

You might also read

Related Articles

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

Sort by

Same author

The COSPAR planetary protection policy for missions to Icy Worlds: A review of history, current scientific knowledge, and future directions.

Life sciences in space research·2024

Same author

Utility of BRAF V600E immunohistochemistry in the diagnosis of mandibular ameloblastomas.

International journal of oral and maxillofacial surgery·2023

Same author

Evidence for a Diagenetic Origin of Vera Rubin Ridge, Gale Crater, Mars: Summary and Synthesis of <i>Curiosity</i>'s Exploration Campaign.

Journal of geophysical research. Planets·2021

Same author

The identification of sulfide oxidation as a potential metabolism driving primary production on late Noachian Mars.

Scientific reports·2020

Same author

The transfer of unsterilized material from Mars to Phobos: Laboratory tests, modelling and statistical evaluation.

Life sciences in space research·2019

Same author

The Dallol Geothermal Area, Northern Afar (Ethiopia)-An Exceptional Planetary Field Analog on Earth.

Astrobiology·2019

Same journal

Body site-dependent variation in the human forensic microbiome: A comparative analysis of publicly available 16S rRNA gene amplicon data.

Journal of microbiological methods·2026

Same journal

Crude sap based colorimetric duplex RT-RPA assay for rapid detection of citrus yellow vein clearing virus and citrus yellow mottle-associated virus in citrus.

Journal of microbiological methods·2026

Same journal

Real-time quantitative PCR combined with propidium Monoazide for simultaneous detection and quantification of Escherichia coli, Staphylococcus aureus and Salmonella spp. during processing of animal-based food products.

Journal of microbiological methods·2026

Same journal

A low-cost microbial bioassay for comparative assessment of nitrogen fixation in pesticide-exposed cyanobacteria.

Journal of microbiological methods·2026

Same journal

Method for needle-free release of pathogens from host cells using reusable chromatography components.

Journal of microbiological methods·2026

Same journal

Comparative evaluation of Truenat® MTB Plus assay and GeneXpert® MTB/RIF assay for the diagnosis of pulmonary and extrapulmonary tuberculosis: A pilot study.

Journal of microbiological methods·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Dec 27, 2025

Simulation of Early Earth Hydrothermal Chimneys in a Thermal Gradient Environment

Simulation of Early Earth Hydrothermal Chimneys in a Thermal Gradient Environment

Published on: February 27, 2021

Simulating microbial processes in extraterrestrial, aqueous environments.

K Olsson-Francis¹, N K Ramkissoon¹, M C Macey¹

¹STEM Faculty, The Open University, Walton Hall, Milton Keynes MK7 6AA, UK.

Journal of Microbiological Methods

|March 3, 2020

Summary

This summary is machine-generated.

Scientists developed new high-pressure reactors to study life

Keywords:

Habitability Icy moon Mars Simulation reactor Sub-surface

More Related Videos

Laboratory Simulation of an IronII-rich Precambrian Marine Upwelling System to Explore the Growth of Photosynthetic Bacteria

Laboratory Simulation of an IronII-rich Precambrian Marine Upwelling System to Explore the Growth of Photosynthetic Bacteria

Published on: July 24, 2016

Author Spotlight: Understanding Microbe Adaptation Using Innovative Techniques for Exploring Thermophilic Evolution

Author Spotlight: Understanding Microbe Adaptation Using Innovative Techniques for Exploring Thermophilic Evolution

Published on: June 14, 2024

Related Experiment Videos

Last Updated: Dec 27, 2025

Simulation of Early Earth Hydrothermal Chimneys in a Thermal Gradient Environment

Simulation of Early Earth Hydrothermal Chimneys in a Thermal Gradient Environment

Published on: February 27, 2021

Laboratory Simulation of an IronII-rich Precambrian Marine Upwelling System to Explore the Growth of Photosynthetic Bacteria

Laboratory Simulation of an IronII-rich Precambrian Marine Upwelling System to Explore the Growth of Photosynthetic Bacteria

Published on: July 24, 2016

Author Spotlight: Understanding Microbe Adaptation Using Innovative Techniques for Exploring Thermophilic Evolution

Author Spotlight: Understanding Microbe Adaptation Using Innovative Techniques for Exploring Thermophilic Evolution

Published on: June 14, 2024

Area of Science:

Astrobiology
Planetary Science
Geochemistry

Background:

Understanding potential life on other planets requires studying environments where life could exist.
Sub-surface environments on Mars and icy moons are key targets in the search for extraterrestrial life.

Purpose of the Study:

To investigate biotic and abiotic processes in simulated extraterrestrial sub-surface environments.
To develop novel experimental tools for astrobiological research.

Main Methods:

Development of a suite of high-pressure flow-through reactors.
Simulation of sub-surface martian and icy moon conditions.
Analysis of biotic and abiotic chemical reactions.

Main Results:

The reactors successfully simulate high-pressure, flow-through conditions relevant to extraterrestrial environments.
The experimental setup allows for the investigation of key chemical and biological processes.

Conclusions:

The developed reactor system is a valuable tool for advancing the search for life in the Solar System.
Further research using these reactors will enhance our understanding of habitability on Mars and icy moons.