Results 31 to 40 of about 971,148 (308)

Experimental studies on coronary perfusion with pump-oxygenator [PDF]

open access: yes, 1959
1. Methods of retrograde coronary perfusion and direct coronary artery perfusion in combination with a bubble oxygenator were investigated in dogs. 2.
Hayashi, Naomi
core   +1 more source

Long-term prognosis for individuals with hypertension undergoing coronary artery calcium scoring [PDF]

open access: yes, 2015
To examine the performance of coronary artery calcification (CAC) for stratifying long-term risk of death in asymptomatic hypertensive ...
Callister, Tracy Q   +14 more
core   +1 more source

Coronary Artery Centerline Extraction in Cardiac CT Angiography Using a CNN-Based Orientation Classifier

open access: yes, 2018
Coronary artery centerline extraction in cardiac CT angiography (CCTA) images is a prerequisite for evaluation of stenoses and atherosclerotic plaque. We propose an algorithm that extracts coronary artery centerlines in CCTA using a convolutional neural ...
Išgum, Ivana   +4 more
core   +1 more source

Three-dimensional reconstruction of stenosed coronary artery segments with assessment of the flow impedance [PDF]

open access: yes, 1990
In this paper preliminary results of a study about the diagnostic benefits of 3D visualization and quantitation of stenosed coronary artery segments are presented.
Hulzebosch, A.A.   +2 more
core   +2 more sources

Identifying transcription factors controlling the basal expression of human MRP4 highlights a substantial role for Sp1

open access: yesFEBS Open Bio, EarlyView.
The MRP4 transporter exports several drugs and signaling molecules. Here, we identified key promoter elements regulating basal MRP4 expression. Using reporter assays, we defined a conserved region with essential Sp1 and contributory Ets sites, which controlled basal MRP4 expression.
Debora Singer   +7 more
wiley   +1 more source

Coronary Artery Spasm [PDF]

open access: yesJournal of Cardiac Surgery, 1980
Coronary artery spasm is a transient reduction in lumen diameter of an epicardial coronary artery of sufficient degree to produce objective evidence of myocardial ischemia in the absence of any significant increase in heart rate or blood pressure. In this article are summarized pathophysiological observations, the coronary angiographic anatomy of ...
S B, Freedman, D R, Richmond
openaire   +5 more sources

Coronary artery pathology [PDF]

open access: yesHeart, 2007
The field of coronary artery pathology is overwhelmingly dominated by one disease—atherosclerosis. It is therefore not surprising that insight into the onset of symptomatic coronary artery diseases mainly stems from patients with plaques. Coronary atherosclerosis may lead to relatively benign symptoms, such as stable angina, due to bare stenosis or ...
openaire   +3 more sources

A New Approach in Risk Stratification by Coronary CT Angiography. [PDF]

open access: yes, 2014
For a decade, coronary computed tomographic angiography (CCTA) has been used as a promising noninvasive modality for the assessment of coronary artery disease (CAD) as well as cardiovascular risks.
Budoff, Matthew J, Nakanishi, Rine
core   +3 more sources

Cyclic azapeptide CD36 ligand attenuates cardiac injury and reduces long‐chain fatty acid accumulation after myocardial ischemia–reperfusion in mice

open access: yesFEBS Open Bio, EarlyView.
In a murine model of myocardial ischemia and reperfusion (MI/R), the CD36 azapeptide ligand MPE‐298 reduces cardiac injury and transiently lowers left ventricular long‐chain fatty acids (LCFAs) accumulation 3 h after reperfusion, accompanied by a decrease of oxidative stress and inflammation‐associated genes' expression in the heart and adipose tissue.
Jade Gauvin   +12 more
wiley   +1 more source

A case report of spontaneous pectoral hematoma in a male with background antiplatelet therapy after severe COVID-19 infection

open access: yesThrombosis Journal, 2023
Background Spontaneous muscle hematoma is a rare complication in hospitalized patients with COVID-19. We present a case of spontaneous pectoral hematoma occurring after COVID-19 infection and anticoagulation therapy.
Hao Tang, Yan Yan
doaj   +1 more source

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