Jove
Visualize
Contact Us

Related Experiment Videos

Limits to adaptation in asexual populations.

J A G M de Visser1, D E Rozen

  • 1Department of Genetics, Wageningen University, Wageningen, The Netherlands. arjan.devisser@wur.nl

Journal of Evolutionary Biology
|July 22, 2005
PubMed
Summary

The rate of adaptation in asexual populations depends on mutation properties, population size, and environmental variability. Understanding these factors is key to predicting evolutionary success.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Pyocyanin produced by <i>Pseudomonas aeruginosa</i> creates legacy effects that promote antibiotic resistance evolution in enterococci.

Antimicrobial agents and chemotherapy·2026
Same author

[Polymicrobial infections: ecosystems with special properties].

Nederlands tijdschrift voor geneeskunde·2018
Same author

Nanowire sensors monitor bacterial growth kinetics and response to antibiotics.

Lab on a chip·2017
Same author

TEST OF INTERACTION BETWEEN GENETIC MARKERS THAT AFFECT FITNESS IN ASPERGILLUS NIGER.

Evolution; international journal of organic evolution·2017
Same author

Experimental tests of host-virus coevolution in natural killer yeast strains.

Journal of evolutionary biology·2017
Same author

Late-life and intergenerational effects of larval exposure to microbial competitors in the burying beetle Nicrophorus vespilloides.

Journal of evolutionary biology·2014
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

Area of Science:

  • Evolutionary biology
  • Population genetics

Background:

  • Adaptation rate in asexual populations is primarily constrained by spontaneous beneficial mutations.
  • Understanding mutation properties and their environmental influences is crucial for adaptation studies.

Purpose of the Study:

  • To investigate how population size, mutation rate, initial adaptedness, and environmental variability affect the rate of adaptation in asexual populations.
  • To differentiate the impacts of these fundamental population features on adaptation speed.

Main Methods:

  • Utilized results from microbial evolution experiments.
  • Analyzed factors influencing the frequency and properties of beneficial mutations.

Main Results:

  • Population size and mutation rate significantly limit adaptation speed.
  • Initial population adaptedness and environmental variability modulate the fraction of beneficial mutations.

Conclusions:

  • The interplay between population size, mutation rate, initial adaptedness, and environmental variability dictates the pace of asexual adaptation.
  • Microbial evolution experiments provide insights into these evolutionary constraints.

Related Experiment Videos