Results 31 to 40 of about 1,306,827 (384)

High prevalence of Helicobacter pylori mixed infections identified by multilocus sequence typing in Ningbo, China

open access: yesFrontiers in Microbiology, 2023
This study used multilocus sequence typing (MLST) to investigate the prevalence of Helicobacter pylori (H. pylori) mixed infections and H. pylori mixed infections involving unrelated strains; and determined the phylogeographic groups of H.
Yongxiong Zhang   +9 more
doaj   +1 more source

Homologous Recombination: To Fork and Beyond [PDF]

open access: yes, 2018
Accurate completion of genome duplication is threatened by multiple factors that hamper the advance and stability of the replication forks. Cells need to tolerate many of these blocking lesions to timely complete DNA replication, postponing their repair ...
Prado Velasco, José Félix
core   +1 more source

Homologous recombination proficiency in ovarian and breast cancer patients

open access: yesBMC Cancer, 2021
Homologous recombination and DNA repair are important for genome maintenance. Genetic variations in essential homologous recombination genes, including BRCA1 and BRCA2 results in homologous recombination deficiency (HRD) and can be a target for ...
J. Creeden   +7 more
semanticscholar   +1 more source

Homology stratifications and intersection homology [PDF]

open access: yesGeometry & Topology Monographs, 1999
A homology stratification is a filtered space with local homology groups constant on strata. Despite being used by Goresky and MacPherson [Intersection homology theory: II, Inventiones Mathematicae, 71 (1983) 77-129] in their proof of topological invariance of intersection homology, homology stratifications do not appear to have been studied in any ...
Rourke, Colin, Sanderson, Brian
openaire   +2 more sources

Inter- and intra-specific gene-density-correlated radial chromosome territory arrangements are conserved in Old World monkeys [PDF]

open access: yes, 2005
Recently it has been shown that the gene-density correlated radial distribution of human 18 and 19 homologous chromosome territories (CTs) is conserved in higher primates in spite of chromosomal rearrangements that occurred during evolution.
ISHIDA Takafumi   +5 more
core   +1 more source

Homologous recombination and the repair of DNA double-strand breaks

open access: yesJournal of Biological Chemistry, 2018
Homologous recombination enables the cell to access and copy intact DNA sequence information in trans, particularly to repair DNA damage affecting both strands of the double helix.
W. D. Wright, S. Shah, W. Heyer
semanticscholar   +1 more source

The value of urine cytologic examination findings in the diagnosis of the acute renal allograft rejection [PDF]

open access: yesVojnosanitetski Pregled, 2003
Background. Acute rejection of allograft is one of the most serious complications of renal transplantation that requires fast and precise diagnostic approach.
Tatomirović Željka   +5 more
doaj   +1 more source

Evaluation of Anti-S1 IgA Response to Different COVID-19 Vaccination Regimens

open access: yesVaccines, 2023
IgA plays a crucial role in early virus neutralization. To identify the IgA stimulation by COVID-19 vaccine, this study aimed to evaluate the level of anti-S1 IgA in the serum of participants immunized with different COVID-19 vaccination regimens.
Teeraporn C. Bureerug   +6 more
doaj   +1 more source

Bikei homology [PDF]

open access: yesHomology, Homotopy and Applications, 2017
12 pages; revised version incorporates suggestions from referee.
Nelson, Sam, Rosenfield, Jake
openaire   +3 more sources

Preparation and Functional Properties of Glycosylated Walnut Peptides with Different Molecular Masses [PDF]

open access: yesShipin Kexue, 2023
Three walnut peptides with different molecular masses were prepared from walnut meal protein by sequential enzymatic hydrolysis and ultrafiltration, and separately glycosylated with five sugars (glucose, sucrose, lactose, maltodextrin and dextran).
TIAN Yang, TANG Muguo, ZHOU Yan, MEN Deying, ZHAO Cunchao, TAO Liang
doaj   +1 more source

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