Results 81 to 90 of about 489,532 (305)

ALS With and Without Upper Motor Neuron Signs: A Comparative Study Supporting the Gold Coast Criteria

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The Gold Coast criteria permit diagnosis of amyotrophic lateral sclerosis (ALS) even without upper motor neuron (UMN) signs. However, whether ALS patients with UMN signs (ALSwUMN) and those without (ALSwoUMN) share similar characteristics and prognoses remains unclear.
Hee‐Jae Jung   +7 more
wiley   +1 more source

Relationship of Thenar and Hypothenar Muscle Thickness with Clinical Factors, Thigh Muscle Thickness and Physical Performance in Female Patients with Rheumatoid Arthritis

open access: yesTürk Osteoporoz Dergisi, 2023
Objective:The aim of this study was to evaluate hand muscle thickness in patients with rheumatoid arthritis (RA) and to investigate the relationship between muscle thickness and clinical factors and physical performance indicators.Materials and Methods ...
Erkan Mesci, Nilgün Mesci
doaj   +1 more source

Regulating Striated Muscle Contraction: Through Thick and Thin

open access: yesAnnual Review of Physiology
Force generation in striated muscle is primarily controlled by structural changes in the actin-containing thin filaments triggered by an increase in intracellular calcium concentration. However, recent studies have elucidated a new class of regulatory mechanisms, based on the myosin-containing thick filament, that control the strength and speed of ...
Brunello, Elisabetta, Fusi, Luca
openaire   +4 more sources

Value of MRI Outcomes for Preventive and Early‐Stage Trials in Spinocerebellar Ataxias 1 and 3

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To examine the value of MRI outcomes as endpoints for preventive and early‐stage trials of two polyglutamine spinocerebellar ataxias (SCAs). Methods A cohort of 100 participants (23 SCA1, 63 SCA3, median Scale for the Assessment and Rating of Ataxia (SARA) score = 5, 42% preataxic, and 14 gene‐negative controls) was scanned at 3T up ...
Thiago J. R. Rezende   +26 more
wiley   +1 more source

Automatic thickness estimation for skeletal muscle in ultrasonography: evaluation of two enhancement methods [PDF]

open access: yes, 2013
BACKGROUND: Ultrasonography is a convenient technique to investigate muscle properties and has been widely used to look into muscle functions since it is non-invasive and real-time.
Gaosheng Xie   +6 more
core   +1 more source

Composite Electrospun Fibers Containing Optimized B‐ and Cu‐Doped Bioactive Glass Sol‐Gel Particles for Potential Soft Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This article describes the preparation and characterization of poly(ε‐caprolactone) electrospun composite fibers incorporating sol‐gel‐derived bioactive glass particles doped with B and Cu. Scanning electron microscopy, energy‐dispersive X‐ray spectroscopy, Fourier‐transform infrared spectroscopy, contact angle, acellular bioactivity, mechanical and ...
Elisa Piatti   +5 more
wiley   +1 more source

Alteration of cystic airway mesenchyme in congenital pulmonary airway malformation. [PDF]

open access: yes, 2019
Congenital pulmonary airway malformation (CPAM) is the most common congenital lesion detected in the neonatal lung, which may lead to respiratory distress, infection, and pneumothorax.
Jiang, Yi   +9 more
core   +3 more sources

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

Role of muscle ultrasound in frailty assessment in older adults with type 2 diabetes mellitus

open access: yesBMC Geriatrics
Background Frailty is a geriatric syndrome that is characterized by increased vulnerability to intrinsic and extrinsic stressors due to decreased biologic reserves.
Merve Hafızoğlu   +8 more
doaj   +1 more source

Atrophy of the lower limbs in elderly women: is it related to walking ability? [PDF]

open access: yes, 2010
This study investigated the relationship between walking ability and age-related muscle atrophy of the lower limbs in elderly women. The subjects comprised 20 young women and 37 elderly women who resided in nursing homes or chronic care institutions. The
Ichihashi, Noriaki   +3 more
core   +1 more source

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