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

Bacterial Signaling01:30

Bacterial Signaling

30.9K
Bacterial signaling can occur within bacteria (intracellular) or between bacteria (intercellular). At times, a group of bacteria behaves like a community. To achieve this, they engage in quorum sensing, the perception of higher cell density that causes changes in gene expression. Quorum sensing involves both extracellular and intracellular signaling. The signaling cascade starts with a molecule called an autoinducer (AI). Individual bacteria produce AIs that move out of the bacterial cell...
30.9K
Overview of Cell Signaling01:23

Overview of Cell Signaling

19.8K
Despite the protective membrane that separates a cell from the environment, cells need the ability to detect and respond to environmental changes. Additionally, cells often need to communicate with one another. Unicellular and multicellular organisms use a variety of cell signaling mechanisms to communicate with the environment.
Cells respond to many types of information, often through receptor proteins positioned on the membrane. For example, skin cells respond to and transmit touch...
19.8K
What is Cell Signaling?02:03

What is Cell Signaling?

109.8K
Despite the protective membrane that separates a cell from the environment, cells need the ability to detect and respond to environmental changes. Additionally, cells often need to communicate with one another. Unicellular and multicellular organisms use a variety of cell signaling mechanisms to communicate to respond to the environment.
109.8K
Yeast Signaling01:28

Yeast Signaling

14.3K
Yeasts are single-celled organisms, but unlike bacteria, they are eukaryotes (cells with a nucleus). Cell signaling in yeast is similar to signaling in other eukaryotic cells. A ligand, such as a protein or a small molecule released from a yeast cell, attaches to a receptor on the cell surface. The binding stimulates second-messenger kinases to activate or inactivate transcription factors that further regulate gene expression. Many of the yeast intracellular signaling cascades have similar...
14.3K
Autocrine Signaling01:01

Autocrine Signaling

47.5K
Autocrine signaling is one of the many signaling mechanisms that function inside multicellular organisms to carry out intercellular communication. In this type of signaling mechanism, the same cell that secretes an extracellular signaling molecule also expresses the receptors to bind and respond to that signaling molecule.
Autocrine Signaling in Macrophages
Under normal physiological conditions, autocrine signaling is essential for maintaining homeostasis. This process is well characterized in...
47.5K
Contact-dependent Signaling01:19

Contact-dependent Signaling

44.3K
Contact-dependent signaling, as the name suggests, requires that communicating cells be in direct contact with each other. This is achieved either through receptor-ligand interactions or by specialized cytoplasmic channels that allow the flow of small molecules between cells. In animal cells, channels called gap junctions facilitate contact-dependent signaling in certain tissues, whereas, plasmodesmata perform a similar function in plants.
Gap Junctions
In animal cells, gap junctions are formed...
44.3K

You might also read

Related Articles

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

Sort by
Same author

E. coli filament buckling modulates Min patterning and cell division.

Nature communications·2025
Same author

Stochastic analysis of Ebola infection in small zoonotic niches.

Royal Society open science·2024
Same author

Random field calibration with data on irregular grid for regional analyses: A case study on the bare carrying capacity of bats in Africa.

Ecology and evolution·2023
Same author

Membrane Targeted Azobenzene Drives Optical Modulation of Bacterial Membrane Potential.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2023
Same author

Estimation of Ebola's spillover infection exposure in Sierra Leone based on sociodemographic and economic factors.

PloS one·2022
Same author

Bacterial degrons in synthetic circuits.

Open biology·2022

Related Experiment Video

Updated: May 17, 2025

Time-lapse Imaging of Bacterial Swarms and the Collective Stress Response
06:26

Time-lapse Imaging of Bacterial Swarms and the Collective Stress Response

Published on: May 23, 2020

8.0K

Physical communication pathways in bacteria: an extra layer to quorum sensing.

Virgilio de la Viuda1, Javier Buceta1, Iago Grobas1

  • 1Theoretical and Computational Systems Biology Program, Institute for Integrative Systems Biology (I2sysbio), CSIC-UV, Catedrático Agustín Escardino Benlloch 9, 46980 Paterna, Spain.

Biophysical Reviews
|May 16, 2025
PubMed
Summary

Bacteria use physical cues, like forces and light, for communication and adaptation. Understanding these signals can help combat infections and improve industrial processes.

Keywords:
Bacterial communicationBacterial sensingBacterial signalingEmerging propertiesEnvironmental adaptationPhysical stimuli

More Related Videos

Kinetic Visualization of Single-Cell Interspecies Bacterial Interactions
08:33

Kinetic Visualization of Single-Cell Interspecies Bacterial Interactions

Published on: August 5, 2020

6.7K
Using Coculture to Detect Chemically Mediated Interspecies Interactions
08:29

Using Coculture to Detect Chemically Mediated Interspecies Interactions

Published on: October 31, 2013

13.5K

Related Experiment Videos

Last Updated: May 17, 2025

Time-lapse Imaging of Bacterial Swarms and the Collective Stress Response
06:26

Time-lapse Imaging of Bacterial Swarms and the Collective Stress Response

Published on: May 23, 2020

8.0K
Kinetic Visualization of Single-Cell Interspecies Bacterial Interactions
08:33

Kinetic Visualization of Single-Cell Interspecies Bacterial Interactions

Published on: August 5, 2020

6.7K
Using Coculture to Detect Chemically Mediated Interspecies Interactions
08:29

Using Coculture to Detect Chemically Mediated Interspecies Interactions

Published on: October 31, 2013

13.5K

Area of Science:

  • Microbiology
  • Biophysics

Background:

  • Bacterial communication is vital for survival and collective behaviors.
  • Chemical signaling (e.g., quorum sensing) is well-studied, but physical cues are increasingly recognized as significant.
  • Bacteria interact with their environment and community through various physical stimuli.

Purpose of the Study:

  • To review the diverse physical stimuli influencing bacterial interactions.
  • To explore how physical cues modulate bacterial growth, lifestyle, motility, and biofilm formation.
  • To highlight the potential of understanding physical signaling for novel applications.

Main Methods:

  • Literature review of studies on physical stimuli in bacterial communication.
  • Analysis of research on mechanical forces, electromagnetic fields, temperature, acoustic vibrations, and light.
  • Synthesis of findings on the integration of physical and chemical signaling pathways.

Main Results:

  • Bacteria perceive and respond to a wide array of physical stimuli.
  • Physical cues significantly impact bacterial growth, motility, and biofilm development.
  • Integration of physical and chemical signals allows for complex adaptive behaviors.

Conclusions:

  • Physical stimuli represent a crucial, yet underexplored, dimension of bacterial communication.
  • Elucidating these mechanisms offers new avenues for controlling bacterial populations.
  • Applications include developing strategies against infections and optimizing biotechnological processes.