Results 41 to 50 of about 177,651 (293)

Nanopore Sequencing Resolves Elusive Long Tandem-Repeat Regions in Mitochondrial Genomes [PDF]

open access: yesInternational Journal of Molecular Sciences, 2021
Long non-coding, tandem-repetitive regions in mitochondrial (mt) genomes of many metazoans have been notoriously difficult to characterise accurately using conventional sequencing methods. Here, we show how the use of a third-generation (long-read) sequencing and informatic approach can overcome this problem.
Liina Kinkar   +8 more
openaire   +4 more sources

RNA biology of disease-associated microsatellite repeat expansions

open access: yesActa Neuropathologica Communications, 2017
Microsatellites, or simple tandem repeat sequences, occur naturally in the human genome and have important roles in genome evolution and function. However, the expansion of microsatellites is associated with over two dozen neurological diseases. A common
Kushal J. Rohilla, Keith T. Gagnon
doaj   +1 more source

The mitochondrial genome of the venomous cone snail conus consors [PDF]

open access: yes, 2012
Cone snails are venomous predatory marine neogastropods that belong to the species-rich superfamily of the Conoidea. So far, the mitochondrial genomes of two cone snail species (Conus textile and Conus borgesi) have been described, and these feed on ...
Baden-Tillson, Holly   +9 more
core   +3 more sources

IMPACT OF TANDEM REPEATS ON THE SCALING OF NUCLEOTIDE SEQUENCES [PDF]

open access: yesInternational Journal of Bifurcation and Chaos, 2006
Techniques such as detrended fluctuation analysis (DFA) and its extensions have been widely used to determine the nature of scaling in nucleotide sequences. In this brief communication we show that tandem repeats which are ubiquitous in nucleotide sequences can prevent reliable estimation of possible long-range correlations. Therefore, it is important
Nagarajan, Radhakrishnan   +1 more
openaire   +2 more sources

Molecular cytogenetic characterisation of Salix viminalis L. using repetitive DNA sequences [PDF]

open access: yes, 2013
Salix viminalis L. (2n=38) is a diploid dicot species belonging to the Salix genus of the Salicaceae family. This short-rotation woody crop is one of the most important renewable bioenergy resources worldwide.
Dudits, Dénes   +3 more
core   +1 more source

Chickens possess centromeres with both extended tandem repeats and short non-tandem-repetitive sequences [PDF]

open access: yesGenome Research, 2010
The centromere is essential for faithful chromosome segregation by providing the site for kinetochore assembly. Although the role of the centromere is conserved throughout evolution, the DNA sequences associated with centromere regions are highly divergent among species and it remains to be determined how centromere DNA directs kinetochore formation ...
Wei-Hao, Shang   +7 more
openaire   +2 more sources

Intragenic tandem repeat variation between Legionella pneumophila strains

open access: yesBMC Microbiology, 2008
Background Bacterial genomes harbour a large number of tandem repeats, yet the possible phenotypic effects of those found within the coding region of genes are only beginning to be examined.
Jarraud Sophie   +5 more
doaj   +1 more source

Identification and Monitoring of Nucleotide Repeat Expansions Using Southern Blotting in Drosophila Models of C9orf72 Motor Neuron Disease and Frontotemporal Dementia

open access: yesBio-Protocol, 2022
Repeat expansion diseases, including fragile X syndrome, Huntington’s disease, and C9orf72-related motor neuron disease and frontotemporal dementia, are a group of disorders associated with polymorphic expansions of tandem repeat nucleotide sequences ...
Joanne Sharpe, Nikki Harper, Ryan West
doaj   +1 more source

Intragenic tandem repeats in : structure, function and distribution [PDF]

open access: yes, 2009
Background Expressed sequence tag (EST) databases provide a valuable source of genetic data in organisms whose genome sequence information is not yet compiled.
Colson, I.   +2 more
core   +2 more sources

The Role of Retrotransposons in Gene Family Expansions: Insights from the Mouse \u3ci\u3eAbp\u3c/i\u3e Gene Family [PDF]

open access: yes, 2013
Background: Retrotransposons have been suggested to provide a substrate for non-allelic homologous recombination (NAHR) and thereby promote gene family expansion. Their precise role, however, is controversial.
Janoušek, Václav   +2 more
core   +2 more sources

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