Results 51 to 60 of about 153,753 (318)

Transposable elements: not as quiet as a mouse [PDF]

open access: yesGenome Biology, 2012
In this issue of Genome Biology, Nellåker et al. show massive purging of deleterious transposable element variants, through negative selection, in 18 mouse strains.
Dixie L. Mager   +4 more
openaire   +7 more sources

Transpose symmetry of the Jones Matrix and topological phases [PDF]

open access: yesOpt. Lett. 33 (2008) 854-856, 2008
The transmission Jones matrix of an arbitrary stack of reciprocal plane parallel plates which has been turned through 180 degrees about an axis in the plane of the stack is, in an appropriate basis, the transpose of the transmission matrix of the unturned slab with a change in the sign of the off-diagonal elements.
arxiv   +1 more source

Transposable elements as essential elements in the control of gene expression

open access: yesMobile DNA, 2023
Interspersed repetitions called transposable elements (TEs), commonly referred to as mobile elements, make up a significant portion of the genomes of higher animals.
Alemu Gebrie
doaj   +1 more source

Transposable Element Targeting by piRNAs in Laurasiatherians with Distinct Transposable Element Histories [PDF]

open access: yesGenome Biology and Evolution, 2016
(Uploaded by Plazi for the Bat Literature Project) PIWI proteins and PIWI-interacting RNAs (piRNAs) are part of a cellular pathway that has evolved to protect genomes against the proliferation of transposable elements (TEs). PIWIs and piRNAs assemble into complexes that are involved in epigenetic and posttranscriptional repression of TEs.
Michael W. Vandewege   +3 more
openaire   +3 more sources

Biased exonization of transposed elements in duplicated genes: A lesson from the TIF-IA gene [PDF]

open access: yesBMC Molecular Biology 2007, 8:109, 2008
Background: Gene duplication and exonization of intronic transposed elements are two mechanisms that enhance genomic diversity. We examined whether there is less selection against exonization of transposed elements in duplicated genes than in single-copy genes.
arxiv   +1 more source

The role of transposable element clusters in genome evolution and loss of synteny in the rice blast fungus Magnaporthe oryzae [PDF]

open access: yes, 2006
BACKGROUND: Transposable elements are abundant in the genomes of many filamentous fungi, and have been implicated as major contributors to genome rearrangements and as sources of genetic variation.
Dean, Ralph A   +6 more
core   +2 more sources

Polyfunctional CD8+CD226+RUNX2hi effector T cells are diminished in advanced stages of chronic lymphocytic leukemia

open access: yesMolecular Oncology, EarlyView.
CD226+CD8+ T cells express elevated levels of RUNX2, exhibit higher proliferation capacity, cytokines and cytolytic molecules expression, and migratory capacity. In contrast, CD226−CD8+ T cells display an exhausted phenotype associated with the increased expression of co‐inhibitory receptors and impaired effector functions.
Maryam Rezaeifar   +4 more
wiley   +1 more source

Structure and properties of the algebra of partially transposed permutation operators [PDF]

open access: yesJournal Of Mathematical Physics 55, 032202 (2014), 2013
We consider the structure of algebra of operators, acting in $n-$fold tensor product space, which are partially transposed on the last term. Using purely algebraical methods we show that this algebra is semi-simple and then, considering its regular representation, we derive basic properties of the algebra.
arxiv   +1 more source

Recombination and dynamics of transposable elements in natural populations. A drosophilist’s view [PDF]

open access: yes, 2011
The concept of the tight link between crossing over and the dynamics of transposable elements is presented. The behavior of transposable elements influences the processes of homologous recombination, both at the moment of activation and as a result the ...
Kozeretska I. A.
core   +1 more source

Response to neoadjuvant chemotherapy in early breast cancers is associated with epithelial–mesenchymal transition and tumor‐infiltrating lymphocytes

open access: yesMolecular Oncology, EarlyView.
Epithelial–mesenchymal transition (EMT) and tumor‐infiltrating lymphocytes (TILs) are associated with early breast cancer response to neoadjuvant chemotherapy (NAC). This study evaluated EMT and TIL shifts, with immunofluorescence and RNA sequencing, at diagnosis and in residual tumors as potential biomarkers associated with treatment response.
Françoise Derouane   +16 more
wiley   +1 more source

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