Results 141 to 150 of about 170,951 (309)

Cardiovascular Plasticity and Adaptation of High‐Altitude Birds and Mammals

open access: yesIntegrative Zoology, EarlyView.
This schematic depicts the cardiovascular adaptations of mammals and birds to high‐altitude hypoxia. It highlights key phenotypic changes in oxygen transport and cardiac responses, driven by molecular mechanisms including transcriptional regulation and genetic modifications.
Huishang She, Yanhua Qu
wiley   +1 more source

Rare but relevant: Hydrocarbons and sudden sniffing syndrome

open access: yesAddiction, EarlyView.
Abstract Inhaled hydrocarbon‐associated sudden collapse (IHASC), often referred to as ‘sudden sniffing death syndrome’ is a critical and often fatal event linked to the inhalation of volatile hydrocarbons, primarily occurring in adolescents and young adults. This syndrome manifests as sudden cardiac and/or respiratory arrest, typically occurring during
Ingrid Berling   +1 more
wiley   +1 more source

Sodium ions and the secretion of catecholamines [PDF]

open access: bronze, 1969
Peter A. Banks   +4 more
openalex   +1 more source

Association of Aortic Root and Valve Morphology With De Novo Aortic Valve Regurgitation After Implantation of Left Ventricular Assist Device

open access: yesArtificial Organs, EarlyView.
Large preoperative aortic virtual basal ring diameter to geometric height ratio may be a novel risk factor for de novo aortic insufficiency after durable LVAD implantation and assist in determining surgical indications for concomitant aortic valve procedures with LVAD implantation.
Takashi Murakami   +8 more
wiley   +1 more source

Cortisol and Catecholamine Concentrations Are Affected by Repeated Relocations of Adult Female Rhesus Monkeys (Macaca mulatta). [PDF]

open access: yesAm J Primatol
Data indicate that, across 3 years, significant elevations in urinary norepinephrine result from housing relocations compared to baseline (Time 1). ABSTRACT In captive primate facilities, relocations—moves, within the facility, from one cage to another—can be common events. On the one hand, relocations are generally regarded as relatively benign events,
Capitanio JP   +4 more
europepmc   +2 more sources

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