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Investigation of Microbial Cooperation via Imaging Mass Spectrometry Analysis of Bacterial Colonies Grown on Agar and in Tissue During Infection
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Investigation of Microbial Cooperation via Imaging Mass Spectrometry Analysis of Bacterial Colonies Grown on Agar and in Tissue During Infection

Published on: November 18, 2022

Kin discrimination and cooperation in microbes.

Joan E Strassmann1, Owen M Gilbert, David C Queller

  • 1Department of Ecology and Evolutionary Biology, Rice University, Houston, Texas 77005, USA. strassm@rice.edu

Annual Review of Microbiology
|June 21, 2011
PubMed
Summary
This summary is machine-generated.

Microbes cooperate through costly behaviors, favoring kin selection. Discrimination often targets "kinds," not just kin, enhancing cooperation.

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Area of Science:

  • Microbial Ecology
  • Evolutionary Biology
  • Biochemistry

Background:

  • Microbial cooperation is crucial for survival and resource acquisition.
  • Kin selection theory explains the evolution of altruistic behaviors.
  • Microbes engage in various cooperative actions like biofilm formation and nutrient sharing.

Purpose of the Study:

  • To explore the mechanisms of kin recognition in microbial communities.
  • To understand how discrimination among non-kin can facilitate cooperation.
  • To investigate the role of 'kind' discrimination in microbial social evolution.

Main Methods:

  • Review of existing literature on microbial cooperation and kin recognition.
  • Analysis of examples such as bacteriocin systems and cell adhesion.
  • Theoretical considerations based on kin selection and inclusive fitness.

Main Results:

  • Microbial cooperation involves costly behaviors benefiting neighbors.
  • Discrimination is often based on 'kind' rather than strict 'kinship'.
  • Systems like bacteriocins and adhesion promote self-group recognition.

Conclusions:

  • Kind discrimination, not just kin recognition, is a key driver of microbial cooperation.
  • These discrimination mechanisms can increase genetic relatedness within groups.
  • This facilitates the evolution and maintenance of cooperative behaviors in microbial populations.