Results 11 to 20 of about 74,286 (216)

Constraints on the explosion mechanism and progenitors of type Ia supernovae [PDF]

open access: yes, 2014
Observations of SN 2011fe at early times reveal an evolution analogous to a fireball model of constant color. In contrast, our unmixed delayed detonations of Chandrasekhar-mass white dwarfs (DDC series) exhibit a faster brightening concomitant with a ...
Blondin, Stephane   +3 more
core   +3 more sources

On the strong difference in reactivity of acyclic and cyclic diazodiketones with thioketones: experimental results and quantum-chemical interpretation [PDF]

open access: yes, 2015
The 1,3-dipolar cycloaddition of acyclic 2-diazo-1,3-dicarbonyl compounds (DDC) and thioketones preferably occurs with Z,Econformers and leads to the formation of transient thiocarbonyl ylides in two stages.
Holleman   +8 more
core   +4 more sources

Quantifying Suppression of the Cosmological 21-cm Signal due to Direction Dependent Gain Calibration in Radio Interferometers [PDF]

open access: yes, 2018
The 21-cm signal of neutral hydrogen - emitted during the Epoch of Reionization - promises to be an important source of information for the study of the infant universe.
Koopmans, L. V. E.   +1 more
core   +3 more sources

Protective effect of green perilla-derived chalcone derivative DDC on amyloid β protein-induced neurotoxicity in primary cortical neurons.

open access: yesBiological and Pharmaceutical Bulletin, 2019
Amyloid β protein (Aβ) causes neurotoxicity and cognitive impairment in Alzheimer's disease (AD). Oxidative stress is closely related to the pathogenesis of AD.
M. Iwasaki   +5 more
semanticscholar   +1 more source

Pivotal roles of Kupffer cells in the progression and regression of DDC-induced chronic cholangiopathy

open access: yesScientific Reports, 2018
Kupffer cells (KCs) are key players in maintaining tissue homeostasis and are involved in various liver diseases. However, the roles of KCs in the pathogenesis of cholangiopathy are largely unknown.
Leila Jemail   +6 more
semanticscholar   +1 more source

Comprehensive proteomics of CSF, plasma, and urine identify DDC and other biomarkers of early Parkinson’s disease

open access: yesActa Neuropathologica
Parkinson’s disease (PD) starts at the molecular and cellular level long before motor symptoms appear, yet there are no early-stage molecular biomarkers for diagnosis, prognosis prediction, or monitoring therapeutic response.
J. Rutledge   +20 more
semanticscholar   +1 more source

USP38, FREM3, SDC1, DDC, and LOC727982 Gene Polymorphisms and Differential Susceptibility to Severe Malaria in Tanzania

open access: yesJournal of Infectious Diseases, 2015
Populations exposed to Plasmodium falciparum infection develop genetic mechanisms of protection against severe malarial disease. Despite decades of genetic epidemiological research, the sickle cell trait (HbAS) sickle cell polymorphism, ABO blood group ...
A. Manjurano   +10 more
semanticscholar   +1 more source

Disassortativity of random critical branching trees

open access: yes, 2009
Random critical branching trees (CBTs) are generated by the multiplicative branching process, where the branching number is determined stochastically, independent of the degree of their ancestor.
Kahng, B., Kim, D., Kim, J. S.
core   +1 more source

Comparative Analysis and Modeling of the Severity of Steatohepatitis in DDC-Treated Mouse Strains

open access: yesPLoS ONE, 2014
Background Non-alcoholic fatty liver disease (NAFLD) has a broad spectrum of disease states ranging from mild steatosis characterized by an abnormal retention of lipids within liver cells to steatohepatitis (NASH) showing fat accumulation, inflammation ...
V. Pandey   +15 more
semanticscholar   +1 more source

Regulated mitochondrial DNA replication during oocyte maturation is essential for successful porcine embryonic development. [PDF]

open access: yes, 2006
Cellular ATP is mainly generated through mitochondrial oxidative phosphorylation, which is dependent on mitochondrial DNA (mtDNA). We have previously demonstrated the importance of oocyte mtDNA for porcine and human fertilization.
Alexander, Jan   +26 more
core   +6 more sources

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