Results 21 to 30 of about 1,056,106 (302)

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

PALB2 self-interaction controls homologous recombination. [PDF]

open access: yes, 2012
PALB2 is essential for BRCA2 anchorage to nuclear structures and for homologous recombinational repair of DNA double-strand breaks. Here, we report that the N-terminal coiled-coil motif of PALB2 regulates its self-association and homologous recombination.
Buisson, Rémi, Masson, Jean-Yves
core   +1 more source

Homology operations in symmetric homology [PDF]

open access: yesHomology, Homotopy and Applications, 2014
The symmetric homology of a unital associative algebra $A$ over a commutative ground ring $k$, denoted $HS_*(A)$, is defined using derived functors and the symmetric bar construction of Fiedorowicz. In this paper we show that $HS_*(A)$ admits homology operations and a Pontryagin product structure making $HS_*(A)$ an associative commutative graded ...
openaire   +2 more sources

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

Dez anos de experiência com a substituição da valva aórtica com homoenxertos valvares aórticos implantados pela técnica da substituição total da raiz Ten years experience of aortic valve replacement with aortic homograft root replacement

open access: yesBrazilian Journal of Cardiovascular Surgery, 2006
OBJETIVO: Avaliar os resultados imediatos e tardios de 10 anos da substituição da valva aórtica por homoenxertos valvares aórticos implantados pela técnica de substituição total da raiz, e identificar eventuais fatores de risco correlacionados com a ...
Francisco Costa   +8 more
doaj   +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

Memory B cells and CD8⁺ lymphocytes do not control seasonal influenza A virus replication after homologous re-challenge of rhesus macaques. [PDF]

open access: yes, 2011
This study sought to define the role of memory lymphocytes in the protection from homologous influenza A virus re-challenge in rhesus macaques. Depleting monoclonal antibodies (mAb) were administered to the animals prior to their second experimental ...
Carroll, Timothy D   +4 more
core   +3 more sources

Null-homologous exotic surfaces in 4-manifolds [PDF]

open access: yes, 2019
In this paper we exhibit infinite families of embedded tori in 4-manifolds that are topologically isotopic but smoothly distinct. The interesting thing about these tori is that they are topologically trivial in the sense that each bounds a topologically ...
Hoffman, Neil, Sunukjian, Nathan
core   +3 more sources

André-Quillen homology via functor homology [PDF]

open access: yesProceedings of the American Mathematical Society, 2002
We obtain André-Quillen homology for commutative algebras using relative homological algebra in the category of functors on finite pointed sets.
openaire   +5 more sources

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