Results 41 to 50 of about 2,877,234 (303)

CRISPR analysis suggests that small circular single-stranded DNA smacoviruses infect Archaea instead of humans

open access: yesNature Communications, 2019
Smacoviridae is a family of small (~2.5 Kb) CRESS-DNA (Circular Rep Encoding Single-Stranded (ss) DNA) viruses. These viruses have been found in faeces, were thought to infect eukaryotes and are suspected to cause gastrointestinal disease in humans ...
C. Díez-Villaseñor   +1 more
semanticscholar   +1 more source

Sensitive detection of circular DNAs at single-nucleotide resolution using guided realignment of partially aligned reads

open access: yesBMC Bioinformatics, 2019
Background Circular DNA has recently been identified across different species including human normal and cancerous tissue, but short-read mappers are unable to align many of the reads crossing circle junctions hence limiting their detection from short ...
Iñigo Prada-Luengo   +3 more
doaj   +1 more source

Circular Dichroism of Chiral Molecules in DNA-Assembled Plasmonic Hotspots. [PDF]

open access: yesACS Nano, 2018
The chiral state of a molecule plays a crucial role in molecular recognition and biochemical reactions. Because of this and owing to the fact that most modern drugs are chiral, the sensitive and reliable detection of the chirality of molecules is of ...
L. Kneer   +5 more
semanticscholar   +1 more source

The Knot Spectrum of Confined Random Equilateral Polygons

open access: yesComputational and Mathematical Biophysics, 2014
It is well known that genomic materials (long DNA chains) of living organisms are often packed compactly under extreme confining conditions using macromolecular self-assembly processes but the general DNA packing mechanism remains an unsolved problem. It
Diao Y.   +4 more
doaj   +1 more source

HBV COVALENTLY CLOSED CIRCULAR DNA AS A MARKER OF PREVALENCE OF OCCULT HEPATITIS В IN PATIENTS WITH HBV, HDV AND HCV INFECTION IN UZBEKISTAN

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2016
Aim. Evaluate significance of covalently closed circular DNA of hepatitis В virus as a marker for detection of occult viral hepatitis В in Uzbekistan population with hepatitis of various genesis. Materials and methods.
A. V. Semenov   +6 more
doaj   +1 more source

Screening for inhibitor of episomal DNA identified dicumarol as a hepatitis B virus inhibitor.

open access: yesPLoS ONE, 2019
Currently, there is no available therapy to eradicate hepatitis B virus (HBV) in chronically infected individuals. This is due to the difficulty in eliminating viral covalently closed circular (ccc) DNA, which is central to the gene expression and ...
Fumihiko Takeuchi   +16 more
doaj   +1 more source

Circular DNA elements of chromosomal origin are common in healthy human somatic tissue

open access: yesNature Communications, 2018
The human genome is generally organized into stable chromosomes, and only tumor cells are known to accumulate kilobase (kb)-sized extrachromosomal circular DNA elements (eccDNAs).
Henrik D. Møller   +11 more
semanticscholar   +1 more source

Improved Outcomes for Older Children, Adolescents, and Young Adults With Neuroblastoma in the Post‐Immunotherapy Era: An Updated Report From the International Neuroblastoma Risk Group

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background We describe clinical and biologic characteristics of neuroblastoma in older children, adolescents, and young adults (OCAYA); describe survival outcomes in the post‐immunotherapy era; and identify if there is an age cut‐off that best discriminates outcomes.
Rebecca J. Deyell   +14 more
wiley   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

First Insights into the Occurrence of Circular Single-Stranded DNA Genomes in Asian and African Cattle

open access: yesAnimals, 2023
Circular replicase-encoding single-stranded (CRESS) DNA viruses and other circular DNA agents are increasingly found in various samples and animals. A specific class of these agents—termed bovine meat and milk factors (BMMF)—has been supposed to act as a
Marie-Thérèse König   +7 more
doaj   +1 more source

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