Results 21 to 30 of about 304,400 (401)

Application of a nerve stereoscopic reconstruction technique based on ultrasonic images in the diagnosis of neuralgic amyotrophy

open access: yesFrontiers in Physiology, 2023
Objective: To propose a nerve stereoscopic reconstruction technique based on ultrasound imaging for site diagnosis, intuitive reflection of disease severity, and classification of neuralgic amyotrophy (NA).Methods: We enrolled 44 patients with NA who ...
Miao Yu   +12 more
doaj   +1 more source

Micro-CT constitutes a valuable tool in assessing the impact of cordon constriction on the vascular morphology of grapevines

open access: yesOENO One, 2023
The impact of permanent cordon training systems on the vasculature of grapevines has to date, not been investigated in depth. This study used optical microscopy (stereo microscope) and X-ray microtomography (micro-CT) to quantify the morphological ...
Patrick O'Brien   +2 more
doaj   +1 more source

Identification of new components of the basal pole of Toxoplasma gondii provides novel insights into its molecular organization and functions

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
The Toxoplasma gondii tachyzoite is a singled-cell obligate intracellular parasite responsible for the acute phase of toxoplasmosis. This polarized cell exhibits an apical complex, a hallmark of the phylum Apicomplexa, essential for motility, invasion ...
Chloé Roumégous   +9 more
doaj   +1 more source

Constrictive Pericarditis [PDF]

open access: yesCurrent Treatment Options in Cardiovascular Medicine, 1999
Constrictive pericarditis is an uncommon but treatable cause of heart failure that results from a variety of acute inflammatory processes. Corticosteroids appear to prevent the development of constriction in selected patients with active pericardial inflammation.
G. William Dec, Ignacio Inglessis
openaire   +5 more sources

A dual constriction biological nanopore resolves homonucleotide sequences with high fidelity

open access: yesNature Biotechnology, 2020
Single-molecule long-read DNA sequencing with biological nanopores is fast and high-throughput but suffers reduced accuracy in homonucleotide stretches.
S. E. V. D. Verren   +9 more
semanticscholar   +1 more source

FtsZ treadmilling is essential for Z-ring condensation and septal constriction initiation in Bacillus subtilis cell division

open access: yesNature Communications, 2020
Despite the central role of division in bacterial physiology, how division proteins work together as a nanoscale machine to divide the cell remains poorly understood.
Kevin D. Whitley   +8 more
semanticscholar   +1 more source

P.02 Differential ‘Mediators’ of Low-Flow ‘Mediated’ Constriction in Healthy vs Patients of Ischemic Heart Disease

open access: yesArtery Research, 2020
Background: Low-flow mediated constriction (LFMC) has emerged as a non-invasive tool for assessment of endothelial dysfunction [1]. There is insufficient data on association between change in artery diameter during occlusion with its possible stimulus ...
Smriti Badhwar   +5 more
doaj   +1 more source

A Case Report of Uterine Body Constriction Precluding Normal Parturition Leading to Dystocia in a Mare

open access: yesVeterinary Sciences, 2023
A 13-year-old multiparous Quarter Horse mare was presented to the Michigan State University’s, Large Animal Emergency service for dystocia. Clinical evaluation revealed a minimally dilated cervix on vaginal examination, with a palpable deceased fetus ...
Jaclyn Willette   +3 more
doaj   +1 more source

Anillin propels myosin-independent constriction of actin rings

open access: yesNature Communications, 2020
Constriction of the cytokinetic ring, a circular structure of actin filaments, is an essential step during cell division. Mechanical forces driving the constriction are attributed to myosin motor proteins, which slide actin filaments along each other ...
O. Kučera   +8 more
semanticscholar   +1 more source

Relation Between Syntax Score and Complexity of Carotid Artery Disease

open access: yesJournal of Contemporary Medicine, 2021
Introduction: Carotid artery disease may cause severe constriction or complete occlusion in carotid arteries, it may not give any symptoms until it appears. In some people, stroke is the first finding of the disease.
Mehtap Erdoğan   +2 more
doaj   +1 more source

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