Results 41 to 50 of about 593,021 (291)

Functional Characterization of Genetic Polymorphisms Identified in the Promoter Region of the Bovine PEPS Gene [PDF]

open access: yesDNA and Cell Biology, 2012
Peptidase S (PEPS) is a metallopeptidase that cleaves N -terminal residues from proteins and peptides. PEPS is used as a cell maintenance enzyme with critical roles in peptide turnover. The promoter region located upstream of the initiation site plays an important role in regulating gene ...
Zhihua, Ju   +7 more
openaire   +2 more sources

The potential for reassortment between Oropouche and Schmallenberg Orthobunyaviruses [PDF]

open access: yes, 2017
A number of viruses within the Peribunyaviridae family are naturally occurring reassortants, a common phenomenon for segmented viruses. Using a minigenome-reporter and virus-like particle (VLP) production assay, we have accessed the potential of ...
Elliott, Richard M.   +3 more
core   +1 more source

Mechanisms underlying the tissue-specific and regulated activity of the Gnrhr promoter in mammals.

open access: yesFrontiers in Endocrinology, 2012
The GnRH receptor (GnRHR) plays a central role in the development and maintenance of reproductive function in mammals. Following stimulation by GnRH originating from the hypothalamus, GnRHR triggers multiple signalling events that ultimately stimulate ...
Anne-Laure eSchang   +7 more
doaj   +1 more source

Positive selection in coding regions and motif duplication in regulatory regions of bottlenose dolphin MHC class II genes. [PDF]

open access: yesPLoS ONE, 2018
The vertebrate immune response is mediated through highly adaptive, quickly evolving cell surface receptors, the major histocompatibility complex (MHC).
Heidi J T Pagán   +2 more
doaj   +1 more source

Relationship between promoter sequence and its strength in gene expression

open access: yes, 2014
In this study, through various tests one theoretical model is presented to describe the relationship between promoter strength and its nucleotide sequence.
Li, Jingwei, Zhang, Yunxin
core   +1 more source

Slx5/Slx8-dependent ubiquitin hotspots on chromatin contribute to stress tolerance [PDF]

open access: yes, 2019
Chromatin is a highly regulated environment, and protein association with chromatin is often controlled by post-translational modifications and the corresponding enzymatic machinery.
Habermann, B.   +6 more
core   +3 more sources

NRASQ61R Expression in Lymphatic Endothelial Cells Causes Enlarged Vessels, Hemorrhagic Chylous Effusions, and High Mortality in a Mouse Model of Kaposiform Lymphangiomatosis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Kaposiform lymphangiomatosis (KLA) is an aggressive complex lymphatic anomaly. Patients exhibit malformed lymphatic vessels and often develop hemorrhagic effusions and elevated angiopoietin‐2 (Ang‐2) levels. A somatic NRAS p.Q61R (NRASQ61R) mutation has been associated with KLA.
C. Griffin McDaniel   +3 more
wiley   +1 more source

Genetic Dissection of the Light-InduciblecarQRSPromoter Region ofMyxococcus xanthus [PDF]

open access: yesJournal of Bacteriology, 2004
ABSTRACTInMyxococcus xanthusphotoprotective carotenoids are produced in response to illumination due to regulated expression of carotenoid biosynthesis genes at two loci. Induction of the carotenogenesis regulon is dependent on expression of thecarQRSoperon.
David E, Whitworth   +4 more
openaire   +2 more sources

Molecular characterization of the giant freshwater prawn (Macrobrachium rosenbergii) beta-actin gene promoter [PDF]

open access: yesPeerJ, 2018
Constitutive promoters are important tools for gene function studies and transgenesis. The Beta-actin (actb1) gene promoter has been isolated from many species but remains to be cloned from the giant freshwater prawn (Macrobrachium rosenbergii).
Junjun Yan   +4 more
doaj   +2 more sources

The Histone Deacetylase SIRT6 Restrains Transcription Elongation via Promoter-Proximal Pausing. [PDF]

open access: yes, 2019
Transcriptional regulation in eukaryotes occurs at promoter-proximal regions wherein transcriptionally engaged RNA polymerase II (Pol II) pauses before proceeding toward productive elongation.
Ablondi, Eileen   +20 more
core   +1 more source

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