Results 51 to 60 of about 47,631 (265)

Structure–Function Decoupling of the Sensorimotor and Default Mode Networks in Black Americans With MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Multiple sclerosis (MS) exhibits racially disparate rates of disease progression. Black people with MS (B‐PwMS) experience a more severe disease course than non‐Hispanic White people with MS (NHW‐PwMS). Here we investigated structural and functional connectivity as well as structure–function decoupling in the ...
Emilio Cipriano   +11 more
wiley   +1 more source

Restoration of lithium driftability in some vacuum-grown germanium crystals for gamma-ray detectors.

open access: yes, 1970
Germanium crystals used for γ-ray detectors frequently exhibit slow or non-uniform lithium-ion drift. The presence of oxygen is one known cause. However, it has been found in these laboratories that in large (~ 1kg) germanium crystals grown by the ...
Tavendale, AJ
core  

Normal‐Appearing White Matter Injury Mediates Chronic Deep Venous Hypoxia and Disease Progression in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore how cerebral hypoxia and Normal‐Appearing White Matter (NAWM) integrity affect MS lesion burden and clinical course. Methods Seventy‐nine MS patients, including 13 clinically isolated syndrome (CIS) patients and 66 relapsing–remitting multiple sclerosis (RRMS) patients, and 44 healthy controls (HCs) were recruited from ...
Xinli Wang   +8 more
wiley   +1 more source

Investigation of Germanium Hyperdoping by Pulsed Laser Melting [PDF]

open access: yes
openIn recent years the interest of both scientific community and industry in germanium (Ge) has seen a spike, owing to its specific properties. Germanium exhibits interesting electrical properties, mainly a high carrier mobility and low resistivity, and
PATANE', MORENO
core  

Photovoltaic applications of Si and Ge thin films deposited by PECVD

open access: yes, 2014
This thesis represents a systematic study of amorphous silicon microcrystalline silicon and germanium thin films, and a-Si:H thin film solar cells fabricated using an OPT plasma lab 100 RF PECVD system carried out with a view to studying novel ...
Rind, M. Akhtar
core  

Quantifying the Impact of Ocrelizumab on Paramagnetic Rim Lesions in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Paramagnetic rim lesions (PRLs) are a subset of chronic active multiple sclerosis (MS) lesions marked by iron‐laden microglia and macrophages. Ocrelizumab, a monoclonal antibody targeting CD20+ B cells, suppresses acute MS activity, but its effect on PRLs remains unclear. In a longitudinal study of 29 ocrelizumab‐treated patients with at least
Kimberly H. Markowitz   +9 more
wiley   +1 more source

Monovalent Germanium Radical Stabilized by a Phenalenyl Scaffold

open access: yes, 2022
A monovalent (Non-Gomberg type) germanium radical 1 stabilized by phenalenyl-based bidentate ligand was synthe-sized. Because of the high thermal stability originating from spin delocalization over the phenalenyl moiety, it was possi-ble to isolate ...
Ryohei, Kishi   +5 more
core   +1 more source

CSF Monoamine Metabolites and Cognitive Trajectory in Early Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Imaging and postmortem studies indicate that abnormalities in monoaminergic neurotransmission contribute to cognitive impairment in Parkinson's disease (PD). However, it remains uncertain if cerebrospinal fluid (CSF) monoamine metabolites can serve as biomarkers of cognitive decline in early PD.
Jing‐Yu Shao   +7 more
wiley   +1 more source

A study of Germanium phthalocyanines

open access: yes, 1976
This thesis has involved an attempt to form a germanium-carbon bond through the reaction of germanium compounds with dilithium phthalocyanine, metal-free phthalocyanine, methyl magnesium iodide, phenyl magnesium bromide, and 1,3-diiminoisoindoline.
Mahabbis, Mohamed T.
core  

Advancing Age Modulates Associations Between Cognitive Impairment and Brain Volumes in Early MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Cognitive impairment is common in multiple sclerosis (MS), but manifestations following the first demyelinating event are relatively unexplored. We investigated cross‐sectional associations between magnetic resonance imaging (MRI)–derived brain volumes and the presence of cognitive impairment outcomes five years after the first ...
Piriyankan Ananthavarathan   +14 more
wiley   +1 more source

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