Results 51 to 60 of about 85,734 (198)

Multiple Intraspecific Variations of Mitochondrial Genomes in the Green-Tide Forming Alga, Ulva compressa Linnaeus (Ulvophyceae, Chlorophyta)

open access: yesFrontiers in Marine Science, 2020
To gain further insights into intraspecific evolution of Ulva mitochondrial genomes, the mitogenomes of three morphotypes of the green-tide forming alga, Ulva compressa Linnaeus from China and United States, were sequenced and compared with the available
Feng Liu   +7 more
doaj   +1 more source

Mechanisms of gene duplication and translocation and progress towards understanding their relative contributions to animal genome evolution [PDF]

open access: yes, 2012
Duplication of genetic material is clearly a major route to genetic change, with consequences for both evolution and disease. A variety of forms and mechanisms of duplication are recognised, operating across the scales of a few base pairs upto entire ...
Mendivil Ramos, Olivia   +1 more
core   +1 more source

Genomic rearrangements in prostate cancer [PDF]

open access: yesCurrent Opinion in Urology, 2015
Genomic instability is a fundamental feature of human cancer, leading to the activation of oncogenes and inactivation of tumor suppressors. In prostate cancer (PCA), structural genomic rearrangements, resulting in gene fusions, amplifications, and deletions, are a critical mechanism effecting these alterations.
Christopher E, Barbieri, Mark A, Rubin
openaire   +2 more sources

Annotation of two large contiguous regions from the Haemonchus contortus genome using RNA-seq and comparative analysis with Caenorhabditis elegans [PDF]

open access: yes, 2011
The genomes of numerous parasitic nematodes are currently being sequenced, but their complexity and size, together with high levels of intra-specific sequence variation and a lack of reference genomes, makes their assembly and annotation a challenging ...
Gilleard John S.   +34 more
core   +1 more source

Structure of the germline genome of Tetrahymena thermophila and relationship to the massively rearranged somatic genome

open access: yeseLife, 2016
The germline genome of the binucleated ciliate Tetrahymena thermophila undergoes programmed chromosome breakage and massive DNA elimination to generate the somatic genome.
Eileen P Hamilton   +35 more
doaj   +1 more source

Plastome Evolution and Phylogeny of Orchidaceae, With 24 New Sequences

open access: yesFrontiers in Plant Science, 2020
In order to understand the evolution of the orchid plastome, we annotated and compared 124 complete plastomes of Orchidaceae representing all the major lineages in their structures, gene contents, gene rearrangements, and IR contractions/expansions ...
Young-Kee Kim   +6 more
doaj   +1 more source

Recombination-mediated genome rearrangements

open access: yesCurrent Opinion in Genetics & Development, 2021
Homologous recombination (HR) is a universal DNA double-strand break (DSB) repair pathway that uses an intact DNA molecule as a template. Signature HR reactions are homology search and DNA strand invasion catalyzed by the prototypical RecA-ssDNA filament (Rad51 and Dmc1 in eukaryotes), which produces heteroduplex DNA-containing joint molecules (JMs ...
Savocco, Jérôme, Piazza, Aurèle
openaire   +3 more sources

A SNP based linkage map of the turkey genome reveals multiple intrachromosomal rearrangements between the Turkey and Chicken genomes [PDF]

open access: yes, 2010
Background The turkey (Meleagris gallopavo) is an important agricultural species that is the second largest contributor to the world's poultry meat production.
Bastiaansen John WM   +17 more
core   +1 more source

Principles of genome evolution in the Drosophila melanogaster species group.

open access: yes, 2007
That closely related species often differ by chromosomal inversions was discovered by Sturtevant and Plunkett in 1926. Our knowledge of how these inversions originate is still very limited, although a prevailing view is that they are facilitated by ...
Marcin von Grotthuss   +7 more
core   +1 more source

Calculating orthologs in bacteria and archaea : a divide and conquer approach [PDF]

open access: yes, 2011
Among proteins, orthologs are defined as those that are derived by vertical descent from a single progenitor in the last common ancestor of their host organisms.
Loman Nicholas J.   +14 more
core   +1 more source

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