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

Other Unique Bacteria01:18

Other Unique Bacteria

429
Magnetic bacteria exhibit a directed movement called magnetotaxis, driven by structures called magnetosomes. These magnetosomes consist of chains of magnetic particles made of either magnetite (Fe₃O₄) or greigite (Fe₃S₄) and are organized in a linear conformation by a protein scaffold within invaginations of the cell membrane. The bacteria align along the north–south magnetic field lines, much like a compass needle. They are typically microaerophilic or anaerobic...
429
Biosynthesis in Bacteria01:24

Biosynthesis in Bacteria

602
Biosynthesis in bacteria is a fundamental anabolic process that generates essential macromolecules, including proteins, nucleic acids, lipids, and polysaccharides. These macromolecules are critical for cellular growth, replication, and function. The process is tightly regulated and energetically linked to catabolic pathways to ensure optimal resource utilization.Biosynthetic pathways begin with precursor metabolites such as pyruvate, acetyl-CoA, and glucose-6-phosphate derived from glycolysis,...
602
Hyperthermophilic Bacteria01:21

Hyperthermophilic Bacteria

518
Domain Bacteria includes some unique hyperthermophilic species. They exhibit remarkable adaptations that enable survival in extreme environments.Thermotoga species are rod-shaped, gram-negative, non-sporulating hyperthermophiles that form a sheath-like envelope called a toga. They ferment sugars or starch, producing lactate, acetate, CO₂, and H₂, and can also grow via anaerobic respiration using H₂ and ferric iron. Found in hot springs and hydrothermal vents, over 20% of their...
518
Anoxygenic Phototrophic Bacteria01:28

Anoxygenic Phototrophic Bacteria

842
Anoxygenic phototrophic bacteria are a diverse group of microorganisms that perform photosynthesis without producing oxygen. They primarily include purple sulfur bacteria, purple nonsulfur bacteria, green sulfur bacteria, and green nonsulfur bacteria. These bacteria are classified into the Gammaproteobacteria, Alphaproteobacteria, Betaproteobacteria, Chlorobi, and Chloroflexi lineages, each with distinct physiological and ecological adaptations.Purple sulfur bacteria belong to the...
842
The Tree of Life - Bacteria, Archaea, Eukaryotes02:40

The Tree of Life - Bacteria, Archaea, Eukaryotes

38.1K
The “tree of life” describes the evolution of life and the evolutionary relationships between organisms. The root of the tree is the common ancestor to all life on Earth. All other species radiate from this point, much like the branches of a tree. The numerous tips of these branches on the tree of life represent every living, or extant, species. Extinct species, which are species that no longer exist, can be found towards the center of the tree. Currently, these organisms, both...
38.1K
The Roles of Bacteria and Fungi in Plant Nutrition02:11

The Roles of Bacteria and Fungi in Plant Nutrition

47.2K
Plants have the impressive ability to create their own food through photosynthesis. However, plants often require assistance from organisms in the soil to acquire the nutrients they need to function correctly. Both bacteria and fungi have evolved symbiotic relationships with plants that help the species to thrive in a wide variety of environments.
47.2K

You might also read

Related Articles

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

Sort by
Same author

Aggregative chimeric multicellularity in the absence of lethal kin discrimination.

The ISME journal·2026
Same author

Predator avoidance promotes interbacterial symbiosis with myxobacteria in polymicrobial communities.

The ISME journal·2026
Same author

Discovery of PilU as a second Type IV pilus retraction motor in <i>Myxococcus xanthus</i>.

bioRxiv : the preprint server for biology·2026
Same author

Bacterial predator-prey interactions and their potentials in combating plant pathogens.

Microbiological research·2026
Same author

Engineered kin recognition specificities in the TraA cell surface receptor.

The ISME journal·2026
Same author

Predator avoidance promotes inter-bacterial symbiosis with myxobacteria in polymicrobial communities.

bioRxiv : the preprint server for biology·2026

Related Experiment Video

Updated: Jan 27, 2026

Behavioral Tasks for Examining Identity Recognition In Mice
06:58

Behavioral Tasks for Examining Identity Recognition In Mice

Published on: February 7, 2025

1.2K

Kin Recognition in Bacteria.

Daniel Wall1

  • 1Department of Molecular Biology, University of Wyoming, Laramie, Wyoming 82071;

Annual Review of Microbiology
|July 1, 2016
PubMed
Summary

Bacteria use kin recognition to form social groups and cooperate. This process relies on specific biochemical interactions to ensure only related individuals join, enabling complex group behaviors.

Area of Science:

  • Microbiology
  • Evolutionary Biology
  • Biochemistry

Background:

  • Bacteria can form social groups through kin recognition.
  • Cooperative behaviors in bacteria surpass individual capabilities.
  • Kin recognition is mediated by specific biochemical interactions.

Purpose of the Study:

  • To review molecular and theoretical aspects of bacterial kin recognition.
  • To explore the role of genetic relatedness and diversity in kin recognition.
  • To discuss mechanisms and implications of kin selection theory in bacteria.

Main Methods:

  • Literature review of molecular and theoretical studies on bacterial kin recognition.
  • Analysis of biochemical interactions, genetic factors, and evolutionary theories.
Keywords:
bacteriocingreenbeardkin recognitionkin selectionrelatedness

More Related Videos

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology
05:38

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology

Published on: June 29, 2021

2.8K
Novel Object Recognition Test for the Investigation of Learning and Memory in Mice
08:52

Novel Object Recognition Test for the Investigation of Learning and Memory in Mice

Published on: August 30, 2017

77.3K

Related Experiment Videos

Last Updated: Jan 27, 2026

Behavioral Tasks for Examining Identity Recognition In Mice
06:58

Behavioral Tasks for Examining Identity Recognition In Mice

Published on: February 7, 2025

1.2K
Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology
05:38

Interaction between Phonological and Semantic Processes in Visual Word Recognition using Electrophysiology

Published on: June 29, 2021

2.8K
Novel Object Recognition Test for the Investigation of Learning and Memory in Mice
08:52

Novel Object Recognition Test for the Investigation of Learning and Memory in Mice

Published on: August 30, 2017

77.3K
  • Synthesis of current understanding and future research directions.

    • Main Results:

    • Kin recognition is critical for bacterial sociality and cooperation.
    • Specificity in kin recognition depends on genetic loci and polymorphisms.
    • Cooperative behaviors include biofilm formation, quorum sensing, and motility.

    Conclusions:

    • Bacterial kin recognition is a fundamental but under-explored mechanism.
    • Understanding kin recognition is key to comprehending bacterial social evolution.
    • Further research is needed on diversity, genetic relatedness, and recognition mechanisms.