Results 31 to 40 of about 145,219 (334)

Schistosome-induced portacaval haemodynamic changes in Rattus rattus are associated with translocation of adult worms to the lungs [PDF]

open access: yes, 1998
The presence of naturally portacaval shunts has been investigated in the vasculature of normal and Schistosoma mansoni-infected Rattus rattus. Using the technique of injecting Polystyrene microspheres in the superior mesenteric vein, we demonstrated that
Coulson, P.S.   +3 more
core   +1 more source

Top-down inputs enhance orientation selectivity in neurons of the primary visual cortex during perceptual learning. [PDF]

open access: yes, 2014
Perceptual learning has been used to probe the mechanisms of cortical plasticity in the adult brain. Feedback projections are ubiquitous in the cortex, but little is known about their role in cortical plasticity.
Bazhenov, Maxim   +2 more
core   +5 more sources

Analysis of the effectiveness of the method of primary bleeding prevention in the treatment of portal hypertension in children

open access: yesУкраїнський журнал клінічної хірургії
Objective. To evaluate the role of primary prevention of variceal bleeding in children with prehepatic portal vein obstruction. Materials and methods.
О. S. Godik
doaj   +1 more source

Efficacy of ventriculoperitoneal shunting in patients with cryptococcal meningitis with intracranial hypertension

open access: yesInternational Journal of Infectious Diseases, 2019
Background: Ventriculoperitoneal (VP) shunting in cryptococcal meningitis (CM) patients with high intracranial pressure (ICP) has been studied extensively. Methods: A total of 74 CM patients with ICP were identified, including 27 patients with or without
Ying Liu   +5 more
doaj   +1 more source

Prospective model of the hybrid shunting diesel locomotive [PDF]

open access: yesMATEC Web of Conferences, 2020
In the article, the studies are performed which confirm dependence of fuel consumption of the shunting locomotive on the train driving mode. Using a hybrid power plant in the shunting diesel locomotive is proposed, which can help significantly reduce ...
Buriakovskyi Serhii   +3 more
doaj   +1 more source

Track Allocation in Freight-Train Classification with Mixed Tracks [PDF]

open access: yes, 2011
We consider the process of forming outbound trains from cars of inbound trains at rail-freight hump yards. Given the arrival and departure times as well as the composition of the trains, we study the problem of allocating classification tracks to ...
Bohlin, Markus   +3 more
core   +3 more sources

Patent ductus arteriosus shunting direction and diameter predict inpatient outcomes in newborns with congenital diaphragmatic hernia

open access: yesFrontiers in Pediatrics, 2023
ObjectiveTo evaluate whether the patent ductus arteriosus (PDA) can serve as a predictive factor for inpatient outcomes in congenital diaphragmatic hernia (CDH) patients.MethodsA retrospective cohort study was conducted on 59 CDH patients at the Capital ...
Min Bao   +9 more
doaj   +1 more source

Dynamics of superconducting nanowires shunted with an external resistor

open access: yes, 2012
We present the first study of superconducting nanowires shunted with an external resistor, geared towards understanding and controlling coherence and dissipation in nanowires.
A. J. Leggett   +13 more
core   +1 more source

Dissipation and quantum phase transitions of a pair of Josephson junctions [PDF]

open access: yes, 2003
A model system consisting of a mesoscopic superconducting grain coupled by Josephson junctions to two macroscopic superconducting electrodes is studied.
Demler, Eugene   +3 more
core   +3 more sources

Characterization of Clinical Phenotype to Glial Fibrillary Acidic Protein Concentrations in Alexander Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To determine the concentration of glial fibrillary acidic protein (GFAP) in cerebrospinal fluid (CSF) and plasma in Alexander disease (AxD) and whether GFAP levels are predictive of disease phenotypes. Methods CSF and plasma were collected (longitudinally when available) from AxD participants and non‐AxD controls.
Amy T. Waldman   +9 more
wiley   +1 more source

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