Results 21 to 30 of about 271,947 (321)

The “Communicative Processes-Based Model of Activity Sequencing’ (CPM): A Cognitively and Pedagogically Sound Alternative to the “Representation-Practice-Production Model of Activity Sequencing” (P-P-P) in ELT

open access: yesOdisea, 2017
El modelo de secuenciación de actividades basado en procesos comunicativos (CPM): Una sólida alternativa al modelo Presentación-Práctica-Producción (P-P-P-) desde una perspectiva pedagógicay cognitiva.
Raquel Criado Sánchez
doaj   +1 more source

Deaf Children’s ASL Vocabulary and ASL Syntax Knowledge Supports English Knowledge [PDF]

open access: yesThe Journal of Deaf Studies and Deaf Education, 2021
AbstractThe current study contributes empirical data to our understanding of how knowledge of American Sign Language (ASL) syntax aids reading print English for deaf children who are bilingual and bimodal in ASL and English print. The first analysis, a conceptual replication of Hoffmeister ( 2000), showed that performance on the American Sign Language ...
Robert Hoffmeister   +3 more
openaire   +2 more sources

Assessment of Arterial Transit Time and Cerebrovascular Reactivity in Moyamoya Disease by Simultaneous PET/MRI

open access: yesDiagnostics, 2023
We investigated the relationship between MRI-arterial spin labeling (ASL) parameters and PET-cerebral blood flow (CBF)/cerebrovascular reactivity (CVR) simultaneously obtained by PET/MRI in Moyamoya disease.
Kenji Takata   +7 more
doaj   +1 more source

Recent progress in ASL [PDF]

open access: yesNeuroImage, 2019
This article aims to provide the reader with an overview of recent developments in Arterial Spin Labeling (ASL) MRI techniques. A great deal of progress has been made in recent years in terms of the SNR and acquisition speed. New strategies have been introduced to improve labeling efficiency, reduce artefacts, and estimate other relevant physiological ...
Luis, Hernandez-Garcia   +2 more
openaire   +2 more sources

Multiphase arterial spin labeling imaging to predict early recurrent ischemic lesion in acute ischemic stroke

open access: yesScientific Reports, 2022
In acute ischemic stroke (AIS), the hemodynamics around the lesion are important because they determine the recurrence or prognosis of the disease. This study evaluated the effects of perfusion deficits in multiphase arterial spin labeling (ASL) and ...
Ki-Woong Nam   +4 more
doaj   +1 more source

A Beginner's Guide to Arterial Spin Labeling (ASL) Image Processing

open access: yesFrontiers in Radiology, 2022
Arterial spin labeling (ASL) is a non-invasive and cost-effective MRI technique for brain perfusion measurements. While it has developed into a robust technique for scientific and clinical use, its image processing can still be daunting.
Patricia Clement   +25 more
doaj   +1 more source

Fructose transport-deficient Staphylococcus aureus reveals important role of epithelial glucose transporters in limiting sugar-driven bacterial growth in airway surface liquid. [PDF]

open access: yes, 2014
Hyperglycaemia as a result of diabetes mellitus or acute illness is associated with increased susceptibility to respiratory infection with Staphylococcus aureus.
A Brennan   +50 more
core   +1 more source

A nationwide assessment of hepatocellular adenoma resection: Indications and pathological discordance

open access: yesHepatology Communications, EarlyView., 2022
Abstract Hepatocellular adenomas (HCAs) are benign liver tumors associated with bleeding or malignant transformation. Data on the indication for surgery are scarce. We analyzed indications and outcome of patients operated for HCAs < 50 mm compared to HCAs ≥ 50 mm. Changes in final postoperative diagnosis were assessed.
Martijn P. D. Haring   +70 more
wiley   +1 more source

ASL Metabolically Regulates Tyrosine Hydroxylase in the Nucleus Locus Coeruleus

open access: yesCell Reports, 2019
Summary: Patients with germline mutations in the urea-cycle enzyme argininosuccinate lyase (ASL) are at risk for developing neurobehavioral and cognitive deficits. We find that ASL is prominently expressed in the nucleus locus coeruleus (LC), the central
Shaul Lerner   +34 more
doaj   +1 more source

Effect of nonmagnetic disorder on criticality in the "dirty" U(1) spin liquid

open access: yes, 2005
We investigate the effect of nonmagnetic disorder on the stability of the algebraic spin liquid ($ASL$) by deriving an effective field theory, nonlinear $\sigma$ model ($NL{\sigma}M$).
A. M. Polyakov, Ki-Seok Kim
core   +1 more source

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