Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/E._coli_long-term_evolution_experiment> ?p ?o }
- E._coli_long-term_evolution_experiment abstract "The E. coli long-term evolution experiment is an ongoing study in experimental evolution led by Richard Lenski that has been tracking genetic changes in 12 initially identical populations of asexual Escherichia coli bacteria since 24 February 1988. The populations reached the milestone of 50,000 generations in February 2010 and 60,000 in April 2014.Since the experiment's inception in 1988, Lenski and his colleagues have reported a wide array of genetic changes. Some changes have occurred in all 12 populations and others have only appeared in one or a few populations. For example, all 12 populations experienced improvement in fitness that decelerated over time and some of populations evolved detrimental effects such as defects in DNA repair, causing mutator phenotypes. One of the significant adaptions occurred in one strain of E. coli. In general, this bacteria is known to not being able to use citrate in an aerobic environment as an energy source, even though it could use citrate under anaerobic conditions because it already has the machinery to process citrate. This strain, though ancestrally unable to do so initially, was able to transport citrate for use as an energy source after a duplication mutation that was involved in the gene for the citrate transporter protein used in anaerobic growth. Even though all the ancestors already had a complete citric acid cycle, and thus could metabolize citrate internally for energy during aerobic growth, none of the 12 populations had a transporter protein for citrate since the beginning, which was the only barrier to being able to use citrate for energy in oxygen-rich conditions. Earlier independent studies had already reported E.Coli strains from agricultural or clinical settings that already had the ability to use citrate under aerobic conditions.A genomic study was done to investigate the history of the adaption using clones to isolate the number of mutations needed to develop the trait. It concluded that multiple mutations (at least two or more) such as duplication mutations were needed to allow the transport of citrate for use in energy. For the trait to develop and stick in a population, it needed multiple mutations at three main phases: potentiation (makes a trait possible), actualization (makes the trait manifest), and refinement (makes it effective).".
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- E._coli_long-term_evolution_experiment wikiPageWikiLink Aerobic_respiration.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Anaerobic_respiration.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Arabinose.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Asexual_reproduction.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Bacterial_conjugation.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Category:Biology_experiments.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Category:Escherichia_coli.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Category:Evolutionary_biology.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Category:Molecular_evolution.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Cellular_respiration.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Citrate.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Citric_acid_cycle.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Clade.
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- E._coli_long-term_evolution_experiment wikiPageWikiLink Common_descent.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Cryoprotectant.
- E._coli_long-term_evolution_experiment wikiPageWikiLink DNA_repair.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Escherichia_coli.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Evolutionary_biology.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Experimental_evolution.
- E._coli_long-term_evolution_experiment wikiPageWikiLink File:Lenski10.png.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Fitness_(biology).
- E._coli_long-term_evolution_experiment wikiPageWikiLink Fixation_(population_genetics).
- E._coli_long-term_evolution_experiment wikiPageWikiLink Gene_expression.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Genetic_marker.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Genomic.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Genomics.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Growth_medium.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Long-term_experiment.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Mean_fitness.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Michigan_State_University.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Minimal_growth_medium.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Molecular_biology.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Mutation.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Neutral_mutation.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Operon.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Osmotic_shock.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Osmotic_stress.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Penicillin-binding_protein.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Penicillin_binding_proteins.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Phenotype.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Phenotypic.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Point_mutation.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Richard_Lenski.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Spontaneous_mutation.
- E._coli_long-term_evolution_experiment wikiPageWikiLink Stephen_Jay_Gould.
- E._coli_long-term_evolution_experiment wikiPageWikiLink The_Greatest_Show_on_Earth:_The_Evidence_for_Evolution.
- E._coli_long-term_evolution_experiment wikiPageWikiLink File:Lenskis_12_long-term_lines_of_E._coli_on_25_June_2008.jpg.
- E._coli_long-term_evolution_experiment wikiPageWikiLink File:Lenskis_long-term_lines_of_E._coli_on_25_June_2008,_close-up_of_citrate_mutant.jpg.
- E._coli_long-term_evolution_experiment wikiPageWikiLink File:Zachary_Blount_and_Richard_Lenski.jpg.
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "''E. coli'' long-term evolution experiment".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "20-year ''E. coli'' experiment".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "E. coli long-term evolution experiment".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "evolution of ''E. coli''".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "exceptions are known".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "experiment on evolution".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "long-term ''E. coli'' evolution experiment".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "long-term evolution experiment".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "long-term evolution experiments using ''E. coli''".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "long-term laboratory experiment".
- E._coli_long-term_evolution_experiment wikiPageWikiLinkText "multi-generation experiment with ''Escherichia coli''".
- E._coli_long-term_evolution_experiment hasPhotoCollection E._coli_long-term_evolution_experiment.
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- E._coli_long-term_evolution_experiment subject Category:Biology_experiments.
- E._coli_long-term_evolution_experiment subject Category:Escherichia_coli.
- E._coli_long-term_evolution_experiment subject Category:Evolutionary_biology.
- E._coli_long-term_evolution_experiment subject Category:Molecular_evolution.
- E._coli_long-term_evolution_experiment hypernym Study.
- E._coli_long-term_evolution_experiment type Article.
- E._coli_long-term_evolution_experiment type Book.
- E._coli_long-term_evolution_experiment type Article.
- E._coli_long-term_evolution_experiment type Organism.
- E._coli_long-term_evolution_experiment type Process.
- E._coli_long-term_evolution_experiment type Organism.
- E._coli_long-term_evolution_experiment comment "The E. coli long-term evolution experiment is an ongoing study in experimental evolution led by Richard Lenski that has been tracking genetic changes in 12 initially identical populations of asexual Escherichia coli bacteria since 24 February 1988. The populations reached the milestone of 50,000 generations in February 2010 and 60,000 in April 2014.Since the experiment's inception in 1988, Lenski and his colleagues have reported a wide array of genetic changes.".
- E._coli_long-term_evolution_experiment label "E. coli long-term evolution experiment".
- E._coli_long-term_evolution_experiment sameAs تجربة_تطور_الإشريكية_القولونية_طويلة_الأمد.
- E._coli_long-term_evolution_experiment sameAs Lenski_təcrübəsi.
- E._coli_long-term_evolution_experiment sameAs E._coli_langtids-evolutionseksperimentet.
- E._coli_long-term_evolution_experiment sameAs Eksperimen_evolusi_jangka_panjang_E._coli.
- E._coli_long-term_evolution_experiment sameAs 대장균의_장기간_진화_실험.
- E._coli_long-term_evolution_experiment sameAs m.047ng8b.
- E._coli_long-term_evolution_experiment sameAs Долговременный_эксперимент_по_эволюции_E._coli.
- E._coli_long-term_evolution_experiment sameAs Дугорочни_експеримент_еволуције_ешерихије_коли.
- E._coli_long-term_evolution_experiment sameAs Ékspérimén_évolusi_jangka_panjang_E._coli.
- E._coli_long-term_evolution_experiment sameAs E._coli_uzun_vadeli_evrim_deneyi.