Results 101 to 110 of about 879,135 (289)

Cell cultures of human ciliary muscle: growth, ultrastructural and immunocytochemical characteristics [PDF]

open access: yes, 1991
Primary ciliary muscle cell cultures derived from human donors (16-91 years) were established and characterized by comparing them with ciliary muscle in tissue sections using immunocytochemical and ultrastructural methods.
Baur, A.   +3 more
core   +1 more source

Homologous membrane wrapped ZIF‐8 nanoparticles accelerate differentiation of neural stem cell for spinal cord injury therapy

open access: yesBMEMat, EarlyView.
Homologous membrane wrapped ZIF‐8 nanoparticles were proposed to improve biocompatibility and targeting ability to neural stem cells (NSCs). ZIF‐8‐SCM NPs exhibit pH responsiveness, thereby generating an intracellular Zn2+ storm to accelerate neural differentiation through calcium and MAPK signaling pathways. Moreover, they promote function recovery in
Jie Wang   +11 more
wiley   +1 more source

Type-1 spinal muscular atrophy cohort before and after disease-modifying therapies

open access: yesArquivos de Neuro-Psiquiatria
Background Spinal muscular atrophy (SMA-5q) is a neurodegenerative disease characterized by progressive muscle atrophy, hypotonia, and weakness, with SMA 1 presenting symptoms within the first 6 months of life. Disease-modifying therapies have
Brenda Klemm Arci Mattos de Freitas Alves   +3 more
doaj   +1 more source

Muscular Dystrophy-Dystroglycanopathy and Epilepsy

open access: yesPediatric Neurology Briefs, 2013
Investigators from the University of Catania, and other centers in Europe have identified a novel genetic glycosylation disorder, DPM2-CDG (part of the DPM synthase complex) in 3 infants with severe hypotonia, progressive muscle weakness and wasting ...
J Gordon Millichap
doaj   +1 more source

Chiari I Malformation: Review and Update of Current Treatment Options

open access: yesClinical Anatomy, EarlyView.
ABSTRACT The pathophysiology of Chiari malformation type I (CM‐I) is complex, involving structural abnormalities at the craniovertebral junction that result in herniation of the cerebellar tonsils through the foramen magnum. In this study, we aim to present and evaluate current treatment options for CM‐I, with a focus on evidence‐based clinical ...
Jordan J. Lo   +11 more
wiley   +1 more source

Hypotonia

open access: yes
This chapter outlines a practical approach to the diagnosis and management of common human genetic conditions in patients who present with hypotonia. Hypotonia is an abnormal decrease in the muscle’s resistance to a rapid velocity stretch, and hypertonia
Gregory M. Enns
core   +1 more source

Opsoclonus in Pediatric Patients: Differential Diagnosis and a Practical Approach to Evaluation

open access: yesAnnals of the Child Neurology Society, EarlyView.
ABSTRACT Opsoclonus is an ocular dyskinesia characterized by involuntary, arrhythmic, multidirectional saccades. In pediatrics, opsoclonus is most commonly attributed to the rare neuroinflammatory disorder opsoclonus‐myoclonus‐ataxia syndrome (OMAS), typically considered a paraneoplastic syndrome associated with neural crest tumors. However, opsoclonus
Aubrey C. Reed   +5 more
wiley   +1 more source

The physiological neocerebellar extinction syndrome likely exists for human handedness but not footedness – a study on healthy young adults

open access: yesActa Psychologica
The cerebellum, a lateralised organ, plays a crucial role in motor control. Still, its involvement in hand and foot dominance remains inadequately understood, primarily in the right and left-side dominant population.
Martin Musálek   +2 more
doaj   +1 more source

The value of elecromyography in the aetiological diagnosis of hypotonia in infants and toddlers [PDF]

open access: yes, 2009
IntroductionDuring the first two years of life, hypotonia may be the only symptom of a central or peripheral nervous system disorder. We propose to assess the sensitivity of electroneuromyography (ENMG) in the aetiological diagnosis of hypotonia of ...
Cetin, E.   +5 more
core   +1 more source

Secretopathies emerge as a new class of neurocristopathies

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Neural crest cells are a transient embryonic population of cells that give rise to a wide range of structures, including craniofacial cartilage and bone, peripheral neurons and glia, as well as components of the cardiac outflow tract, among others.
Amanda Teixeira   +3 more
wiley   +1 more source

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