Results 11 to 20 of about 38,689 (235)

A Comparison between Radiolabeled Fluorodeoxyglucose Uptake and Hyperpolarized 13C-Labeled Pyruvate Utilization as Methods for Detecting Tumor Response to Treatment

open access: yesNeoplasia: An International Journal for Oncology Research, 2009
Detection of early tumor responses to treatment can give an indication of clinical outcome. Positron emission tomography measurements of the uptake of the glucose analog, [18F] 2-fluoro-2-deoxy-d-glucose (FDG), have demonstrated their potential for ...
Timothy H. Witney   +7 more
doaj   +1 more source

Paradoxical delay in the onset of disease caused by super-long CAG repeat expansions in R6/2 mice

open access: yesNeurobiology of Disease, 2009
Huntington's disease (HD) is caused by an expanded CAG repeat in the HD gene. The pathological threshold for expansion in HD is around 36 CAG repeats, although ‘super-long’ expansions are found in brains of HD patients.
A Jennifer Morton   +6 more
doaj   +1 more source

Novel Small-Molecule Scaffolds as Candidates against the SARS Coronavirus 2 Main Protease: A Fragment-Guided in Silico Approach

open access: yesMolecules, 2020
The ongoing pandemic caused by the novel coronavirus has been the greatest global health crisis since the Spanish flu pandemic of 1918. Thus far, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has resulted in over 1 million deaths, and ...
Teresa L. Augustin   +3 more
doaj   +1 more source

DDX50 Is a Viral Restriction Factor That Enhances IRF3 Activation

open access: yesViruses, 2022
The transcription factors IRF3 and NF-κB are crucial in innate immune signalling in response to many viral and bacterial pathogens. However, mechanisms leading to their activation remain incompletely understood. Viral RNA can be detected by RLR receptors,
Mitchell A. Pallett   +2 more
doaj   +1 more source

Structural Biology of DNA Repair: Spatial Organisation of the Multicomponent Complexes of Nonhomologous End Joining

open access: yesJournal of Nucleic Acids, 2010
Nonhomologous end joining (NHEJ) plays a major role in double-strand break DNA repair, which involves a series of steps mediated by multiprotein complexes.
Takashi Ochi   +5 more
doaj   +1 more source

Cyclic AMP Recruits a Discrete Intracellular Ca2+ Store by Unmasking Hypersensitive IP3 Receptors

open access: yesCell Reports, 2017
Inositol 1,4,5-trisphosphate (IP3) stimulates Ca2+ release from the endoplasmic reticulum (ER), and the response is potentiated by 3′,5′-cyclic AMP (cAMP).
Vera Konieczny   +4 more
doaj   +1 more source

Tennis elbow.

open access: yesBMJ clinical evidence, 2011
Lateral pain in the elbow affects up to 3% of the population, and is considered an overload injury of the extensor tendons of the forearm where they attach at the lateral epicondyle. Although usually self-limiting, symptoms may persist for over 1 year in up to 20% of people.We conducted a systematic review and aimed to answer the following clinical ...
Bisset, Leanne   +2 more
openaire   +6 more sources

IP3 Receptors Preferentially Associate with ER-Lysosome Contact Sites and Selectively Deliver Ca2+ to Lysosomes

open access: yesCell Reports, 2018
Summary: Inositol 1,4,5-trisphosphate (IP3) receptors (IP3Rs) allow extracellular stimuli to redistribute Ca2+ from the ER to cytosol or other organelles.
Peace Atakpa   +4 more
doaj   +1 more source

Residues in the 1st Transmembrane-Spanning Helix Are Important for GABAAρ Receptor Function

open access: yesBiomolecules, 2022
GABAAρ receptors are a subfamily of the GABAA receptor family of pentameric ligand-gated ion channels (pLGICs). Each subunit has a common structure, including a transmembrane domain of four α-helices (M1–M4).
Kate M. Crowther   +2 more
doaj   +1 more source

The MA Helix Is Important for Receptor Assembly and Function in the α4β2 nACh Receptor

open access: yesMembranes, 2023
Pentameric ligand-gated ion channels (pLGICs) are expressed throughout the central and peripheral nervous systems of vertebrates and modulate many aspects of human health and disease.
Dorottya I. Fricska   +2 more
doaj   +1 more source

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