Results 121 to 130 of about 554,694 (315)

Influence of central venous pressure upon sinus node responses to arterial baroreflex stimulation in man [PDF]

open access: yes
Measurements were made of sinus node responses to arterial baroreceptor stimulation with phenylephrine injection or neck suction, before and during changes of central venous pressure provoked by lower body negative pressure or leg and lower truck ...
Abboud, F. M.   +3 more
core   +1 more source

Iron Deficiency Anemia: An Unexpected Cause of an Acute Occipital Lobe Stroke in an Otherwise Healthy Young Woman [PDF]

open access: yes, 2020
A 29-year-old caucasian woman who presented to the hospital with an acute onset of right eye visual disturbance and headache was found to have an acute left occipital lobe infarction.
Nace, Travis C   +3 more
core   +1 more source

Annual Research Review: What processes are dysregulated among emotionally dysregulated youth? – a systematic review

open access: yesJournal of Child Psychology and Psychiatry, Volume 66, Issue 4, Page 516-546, April 2025.
Proliferation of the term “emotion dysregulation” in child psychopathology parallels the growing interest in processes that influence negative emotional reactivity. While it commonly refers to a clinical phenotype where intense anger leads to behavioral dyscontrol, the term implies etiology because anything that is dysregulated requires an impaired ...
Joseph C. Blader   +2 more
wiley   +1 more source

MECHANISMS OF DISEASE Acute Oxygen-Sensing Mechanisms [PDF]

open access: yes, 2005
JOSEPH PRIESTLEY, ONE OF THE THREE SCIENTISTS CREDITED WITH THE discovery of oxygen, described the death of mice that were deprived of oxygen. However, he was also well aware of the toxicity of too much oxygen, stating, “For as a candle burns much faster
Buckler, Keith J.   +3 more
core  

Influence of 100% and 40% oxygen on penumbral blood flow, oxygen level, and T2*-weighted MRI in a rat stroke model [PDF]

open access: yes, 2011
Accurate imaging of the ischemic penumbra is a prerequisite for acute clinical stroke research. T2* magnetic resonance imaging (MRI) combined with an oxygen challenge (OC) is being developed to detect penumbra based on changes in blood deoxyhemoglobin ...
Baskerville, Tracey   +6 more
core   +1 more source

The causal effects of hypothyroidism on cardiovascular disease: Bidirectional and multivariable Mendelian randomization study

open access: yesJournal of Diabetes Investigation, EarlyView.
Our study suggests bidirectional causal associations between hypothyroidism and both coronary artery disease (CAD) and myocardial infarction (MI). Moreover, hypothyroidism contributes to an increased risk of peripheral atherosclerosis (PAS). ABSTRACT Background Whether hypothyroidism and cardiovascular disease (CVD) are causally related remains ...
Xuan Bai, Mengyi Sun, Xu Han
wiley   +1 more source

Giants in the cold: Morphological evidence for vascular heat retention in the viscera but not the skeletal muscle of the basking shark (Cetorhinus maximus)

open access: yesJournal of Fish Biology, EarlyView.
Abstract Fewer than 50 of the over 30,000 extant species of fishes have developed anatomical specializations facilitating endothermy in specific body regions. The plankton‐feeding basking shark (Cetorhinus maximus), traditionally classified as an ectotherm, was recently shown to have regionally endothermic traits such as centralized red muscle (RM ...
C. Antonia Klöcker   +9 more
wiley   +1 more source

High-Flow Vascular Malformations in Children. [PDF]

open access: yes, 2020
Children can have a variety of intracranial vascular anomalies ranging from small and incidental with no clinical consequences to complex lesions that can cause substantial neurologic deficits, heart failure, or profoundly affect development. In contrast
Abla, Adib A   +8 more
core  

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