Results 71 to 80 of about 980,367 (312)

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Optical images of massive boson stars with nonlinear electrodynamics

open access: yesEuropean Physical Journal C: Particles and Fields
This study investigates the optical imaging characteristics of massive boson stars based on the Einstein–Klein–Gordon theory coupled to nonlinear electrodynamics.
Xiao-Xiong Zeng   +3 more
doaj   +1 more source

Neutron stars structure in the context of massive gravity [PDF]

open access: yes, 2017
Motivated by the recent interests in spin−2 massive gravitons, we study the structure of neutron star in the context of massive gravity. The modifications of TOV equation in the presence of massive gravity are explored in 4 and higher dimensions.
Seyed Hossein Hendi   +3 more
semanticscholar   +1 more source

Natural Products as Geroprotective Modulators in Diabetic Nephropathy: A Mechanistic Framework Integrating Aging Hallmarks and the AMPK–SIRT1–Nrf2 Axis

open access: yesAging and Cancer, EarlyView.
Natural products target the aging kidney in diabetic nephropathy by restoring the AMPK–SIRT1–Nrf2 axis, reducing oxidative stress, inflammation, fibrosis, and cellular senescence while enhancing mitochondrial biogenesis and antioxidant defenses.
Sherif Hamidu   +8 more
wiley   +1 more source

Metallicity dependence of envelope inflation in massive stars [PDF]

open access: yes, 2016
Context. Recently it has been found that models of massive stars reach the Eddington limit in their interior, which leads to dilute extended envelopes. Aims.
D. Sanyal   +4 more
semanticscholar   +1 more source

Modeling the nucleosynthesis of massive stars [PDF]

open access: yesNew Astronomy Reviews, 2004
Invited talk at the workshop "Astronomy with Radioactivities IV", Seeon, Germany, June 2003; 6 pages, to appear in New Astronomy ...
openaire   +3 more sources

Developmental and Epileptic Encephalopathy due to Biallelic Pathogenic Variants in PIGM

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective PIGM encodes a critical enzyme in the glycosylphosphatidylinositol (GPI)‐anchor biosynthesis pathway. While promoter‐region mutations in PIGM have been associated with a relatively mild phenotype characterized by portal vein thrombosis and absence seizures, recent evidence suggests that coding‐region mutations result in a more severe
Júlia Sala‐Coromina   +11 more
wiley   +1 more source

A SPECTROSCOPIC SURVEY OF MASSIVE STARS IN M31 AND M33 [PDF]

open access: yes, 2016
We describe our spectroscopic follow-up to the Local Group Galaxy Survey (LGGS) photometry of M31 and M33. We have obtained new spectroscopy of 1895 stars, allowing us to classify 1496 of them for the first time.
P. Massey, K. Neugent, B. Smart
semanticscholar   +1 more source

Profiling young massive stars [PDF]

open access: yesProceedings of the International Astronomical Union, 2007
AbstractWe present the results of spectral energy distribution analysis for 162 of the 405 sources reported in the SIMBA survey of Hill et al. (2005). The fits reveal source specific parameters including: the luminosity, mass, temperature, H2 number density, the surface density and the luminosity-to-mass ratio.
Hill, T.   +3 more
openaire   +2 more sources

SPG4 and Dementia: Expanding the Clinical Spectrum

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hereditary spastic paraplegia (HSP) is a group of disorders characterized by progressive spasticity and lower limb weakness, with mutations in SPG4/SPAST being the most common cause. Detailed studies and clinical and molecular comparisons across different populations are missing.
Emanuele Panza   +19 more
wiley   +1 more source

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