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

Antibiotic Selection

Antibiotic Selection

Development of Antibiotic Resistance

Development of Antibiotic Resistance

Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...

Biological Methods for Microbial Control

Biological Methods for Microbial Control

Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...

Antimicrobial Effectiveness

Antimicrobial Effectiveness

The effectiveness of antimicrobial agents depends on various factors influencing their ability to eliminate microbial populations. Larger microbial populations require more time for complete eradication, emphasizing the importance of population size analysis when evaluating antimicrobial efficacy.Microbial resistance to antimicrobial agents varies significantly. Highly resilient microorganisms include endospores, gram-negative bacteria, and non-enveloped viruses, while prions are exceptionally...

Microorganisms in Medicine and Therapeutics

Microorganisms in Medicine and Therapeutics

Microorganisms play a fundamental role in vaccine development, gene therapy, and therapeutic production. Their biological properties are harnessed to advance medicine and public health. Beyond immunization, microorganisms contribute to gut health, antibiotic synthesis, and genetic disease treatment.Live Attenuated and Inactivated VaccinesLive attenuated vaccines, such as the measles, mumps, and rubella (MMR) vaccine, utilize weakened forms of pathogens to closely resemble natural infections.

Gene Regulation in Microbial Communities: Quorum Sensing

Gene Regulation in Microbial Communities: Quorum Sensing

Quorum sensing is a mechanism of bacterial communication that enables coordinated gene expression in response to changes in population density. This facilitates collective behaviors that enhance survival, resource acquisition, and ecological adaptation. This process relies on small signaling molecules called autoinducers that accumulate as bacterial populations grow. When a critical threshold concentration of autoinducers is reached, bacterial cells collectively modify gene expression,...

You might also read

Related Articles

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

Sort by

Same author

The Cœlomic Microbiota Among Three Echinoderms: The Black Sea Cucumber <i>Holothuria forskali</i>, the Sea Star <i>Marthasterias glacialis,</i> and the Sea Urchin <i>Sphaerechinus granularis</i>.

Biology·2025

Same author

<i>Pseudoalteromonas</i> Strains as Biofilm Control Agents in <i>Ostrea edulis</i> Aquaculture: Reducing Biofilm Biovolume While Preserving Microbial Diversity.

Microorganisms·2025

Same author

Potential of Marine Sponge Metabolites against Prions: Bromotyrosine Derivatives, a Family of Interest.

Marine drugs·2024

Same author

Characterization of a New Immunosuppressive and Antimicrobial Peptide, DRS-DA2, Isolated from the Mexican Frog, <i>Pachymedusa dacnicolor</i>.

International journal of inflammation·2024

Same author

Alterins Produced by Oyster-Associated <i>Pseudoalteromonas</i> Are Antibacterial Cyclolipopeptides with LPS-Binding Activity.

Marine drugs·2020

Search research articles

Related Experiment Video

Updated: Oct 30, 2025

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes

Published on: March 3, 2023

Marine Antibiotics 2020.

Yannick Fleury¹

¹Laboratoire de Biotechnologie et Chimie Marine, EA3884, Université de Bretagne Occidentale, Université Bretagne Sud, 29334 Quimper, France.

|July 2, 2021

Summary

Marine organisms endure vast environmental variations, including temperature, light, pressure, and salinity. Understanding these physico-chemical factors is crucial for marine life adaptation and survival.

Area of Science:

Marine Biology
Environmental Science
Oceanography

Background:

Marine life exists across a wide spectrum of physico-chemical conditions.
Key environmental variables include temperature, light penetration, hydrostatic pressure, and salinity.
These factors significantly influence the physiology and distribution of marine organisms.

Discussion:

The adaptability of marine species to extreme conditions is a key area of research.
Understanding the interplay between different environmental parameters is essential.
Physico-chemical criteria shape marine ecosystems and biodiversity.

Key Insights:

Marine organisms exhibit remarkable tolerance to diverse environmental stressors.
Specific adaptations allow survival in conditions like deep-sea pressure or varying salinity.

More Related Videos

Antibiotic Dereplication Using the Antibiotic Resistance Platform

Antibiotic Dereplication Using the Antibiotic Resistance Platform

Published on: October 17, 2019

Isolation of Soil Microorganisms Using iChip Technology

Isolation of Soil Microorganisms Using iChip Technology

Published on: January 10, 2025

Related Experiment Videos

Last Updated: Oct 30, 2025

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes

Published on: March 3, 2023

Antibiotic Dereplication Using the Antibiotic Resistance Platform

Antibiotic Dereplication Using the Antibiotic Resistance Platform

Published on: October 17, 2019

Isolation of Soil Microorganisms Using iChip Technology

Isolation of Soil Microorganisms Using iChip Technology

Published on: January 10, 2025

The study highlights the broad range of tolerance within marine life.

Outlook:

Further research can explore genetic and physiological mechanisms of adaptation.
Predicting the impact of climate change on marine life requires understanding these tolerances.
Investigating extremophiles can offer insights into the limits of life on Earth.