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The role of laterally transferred genes in adaptive evolution [PDF]
Abstract Background Bacterial genomes develop new mechanisms to tide them over the imposing conditions they encounter during the course of their evolution. Acquisition of new genes by lateral gene transfer may be one of the dominant ways of adaptation in bacterial genome evolution.
Pradeep Reddy Marri+2 more
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SummaryThe four disparate images shown in Figure 1 have this in common: each represents a radical adaptation that would not have happened had lateral gene transfer (LGT), also known as horizontal gene transfer (HGT), not been the powerful evolutionary force we now know it to be.
Olga Zhaxybayeva, W. Ford Doolittle
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Horizontal gene transfer-mediated bacterial strain variation affects host fitness in Drosophila
Background How microbes affect host fitness and environmental adaptation has become a fundamental research question in evolutionary biology. To better understand the role of microbial genomic variation for host fitness, we tested for associations of ...
Yun Wang+4 more
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Lateral gene transfer from the dead. [PDF]
In phylogenetic studies, the evolution of molecular sequences is assumed to have taken place along the phylogeny traced by the ancestors of extant species. In the presence of lateral gene transfer (LGT), however, this may not be the case, because the species lineage from which a gene was transferred may have gone extinct or not have been sampled ...
Szöllosi GJ+3 more
europepmc +6 more sources
The chemostat with lateral gene transfer [PDF]
We investigate the standard chemostat model when lateral gene transfer is taken into account. We will show that when the different genotypes have growth rate functions that are sufficiently close to a common growth rate function, and when the yields of the genotypes are sufficiently close to a common value, then the population evolves to a globally ...
Patrick De Leenheer+3 more
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The mechanisms underpinning lateral gene transfer between grasses
Societal Impact Statement Lateral gene transfer (LGT) refers to the transmission of genetic material without sexual reproduction. LGT is widespread in a number of plant species, including grasses.
Lara Pereira+2 more
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Lateral gene transfer between prokaryotes and eukaryotes. [PDF]
Lateral gene transfer (LGT) is an all-encompassing term for the movement of DNA between diverse organisms. LGT is synonymous with horizontal gene transfer, and the terms are used interchangeably throughout the scientific literature. While LGT has been recognized within the bacteria domain of life for decades, inter-domain LGTs are being increasingly ...
Sieber KB+2 more
europepmc +4 more sources
Probabilistic inference of lateral gene transfer events. [PDF]
Lateral gene transfer (LGT) is an evolutionary process that has an important role in biology. It challenges the traditional binary tree-like evolution of species and is attracting increasing attention of the molecular biologists due to its involvement in antibiotic resistance.
Khan MA+4 more
europepmc +5 more sources
Patterns in evolutionary origins of heme, chlorophyll a and isopentenyl diphosphate biosynthetic pathways suggest non-photosynthetic periods prior to plastid replacements in dinoflagellates [PDF]
Background The ancestral dinoflagellate most likely established a peridinin-containing plastid, which have been inherited in the extant photosynthetic descendants.
Eriko Matsuo, Yuji Inagaki
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Lateral gene transfers and the evolution of eukaryotes: theories and data.
Vertical transmission of heritable material, a cornerstone of the Darwinian theory of evolution, is inadequate to describe the evolution of eukaryotes, particularly microbial eukaryotes. This is because eukaryotic cells and eukaryotic genomes are chimeric, having evolved through a combination of vertical (parent to offspring) and lateral (trans-species)
Laura A. Katz
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