Results 21 to 30 of about 159,476 (341)

Gamma Low-Dose-Rate Ionizing Radiation Stimulates Adaptive Functional and Molecular Response in Human Aortic Endothelial Cells in a Threshold-, Dose-, and Dose Rate–Dependent Manner

open access: yesDose-Response, 2018
A central question in radiation protection research is whether low-dose and low-dose-rate (LDR) exposures to ionizing radiation play a role in progression of cardiovascular disease.
Juliana Vieira Dias   +5 more
doaj   +1 more source

Prion protein interacts with bace1 and differentially regulates its activity towards wild type and swedish mutant amyloid precursor protein [PDF]

open access: yes, 2011
In Alzheimer disease amyloid-β (Aβ) peptides derived from the amyloid precursor protein (APP) accumulate in the brain. Cleavage of APP by the β-secretase BACE1 is the rate-limiting step in the production of Aβ.
Andersen   +49 more
core   +1 more source

PrP Knockout Cells Expressing Transmembrane PrP Resist Prion Infection [PDF]

open access: yesJournal of Virology, 2017
ABSTRACT Glycosylphosphatidylinositol (GPI) anchoring of the prion protein (PrP C ) influences PrP C misfolding into the disease-associated isoform, PrP res , as well as prion propagation and infectivity.
Marshall KE   +6 more
openaire   +2 more sources

Bowel Radiation Injury: Complexity of the Pathophysiology and Promises of Cell and Tissue Engineering

open access: yesCell Transplantation, 2016
Ionizing radiation is effective to treat malignant pelvic cancers, but the toxicity to surrounding healthy tissue remains a substantial limitation. Early and late side effects not only limit the escalation of the radiation dose to the tumor but may also ...
Lara Moussa   +6 more
doaj   +1 more source

Molecular dynamics as an approach to study prion protein misfolding and the effect of pathogenic mutations [PDF]

open access: yes, 2011
Computer simulation of protein dynamics offers unique high-resolution information that complements experiment. Using experimentally derived structures of the natively folded prion protein (PrP), physically realistic dynamics and conformational changes ...
Daggett, Valerie, van der Kamp, Marc W
core   +2 more sources

Structural modeling and functional analysis of the essential ribosomal processing protease Prp from Staphylococcus aureus [PDF]

open access: yes, 2017
In Firmicutes and related bacteria, ribosomal large subunit protein L27 is encoded with a conserved N-terminal extension that is removed to expose residues critical for ribosome function. Bacteria encoding L27 with this N-terminal extension also encode a
Christie, Gail E.   +3 more
core   +2 more sources

Management of Fibrosis: The Mesenchymal Stromal Cells Breakthrough

open access: yesStem Cells International, 2014
Fibrosis is the endpoint of many chronic inflammatory diseases and is defined by an abnormal accumulation of extracellular matrix components. Despite its slow progression, it leads to organ malfunction. Fibrosis can affect almost any tissue.
Benoît Usunier   +3 more
doaj   +1 more source

Cancer and non-cancer mortality among French uranium cycle workers: the TRACY cohort

open access: yesBMJ Open, 2016
Objectives The health effects of internal contamination by radionuclides, and notably by uranium, are poorly characterised. New cohorts of uranium workers are needed to better examine these effects.
David B Richardson   +7 more
doaj   +1 more source

Efficacy of platelet-rich plasma as conservative treatment in orthopaedics. a systematic review and meta-analysis [PDF]

open access: yes, 2018
Background. The aim of this systematic review and meta-analysis was to evaluate the benefit of platelet-rich plasma (PRP) in non-surgical orthopaedic procedures. Material and methods. We searched the Cochrane Wounds Specialized Register, CENTRAL, MEDLINE
Cruciani, Mario   +9 more
core   +1 more source

Pathogenic mutations in the hydrophobic core of the human prion protein can promote structural instability and misfolding [PDF]

open access: yes, 2010
Transmissible spongiform encephalopathies, or prion diseases, are caused by misfolding and aggregation of the prion protein PrP. These diseases can be hereditary in humans and four of the many disease-associated missense mutants of PrP are in the ...
Daggett, Valerie, van der Kamp, Marc W
core   +2 more sources

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