Asymptotics of conduction velocity restitution in models of electrical excitation in the heart [PDF]
We extend a non-Tikhonov asymptotic embedding, proposed earlier, for calculation of conduction velocity restitution curves in ionic models of cardiac excitability.
Simitev, R.D., Biktashev, V.N.
core +1 more source
Regulation of osteoblast differentiation mediated by BMP, Notch, and CCN3/NOV
Osteoblasts originate from common progenitors, which are capable of differentiating into other mesenchymal cell lineages such as chondrocytes, myoblasts and adipocytes.
Akira Yamaguchi +4 more
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Cementoblastoma Arising in the Maxilla of an 8-Year-Old Boy: A Case Report
Cementoblastoma is an uncommon disease, representing only 1–8% of all odontogenic tumours. Furthermore, this tumour is especially uncommon in children, as only five cases have been reported in this age group.
Hiroyuki Harada +3 more
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Long-term prognostic value of restitution slope in patients with ischemic and dilated cardiomyopathies. [PDF]
BackgroundAn action potential duration (APD) restitution curve with a steep slope ≥1 has been associated with increased susceptibility for malignant ventricular arrhythmias.
Marc Dorenkamp +4 more
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Key Clinical Message During intravenous sedation, a decrease in SpO2 is usually the result of respiratory failure. However, we experienced a case with SpO2 decrease that was caused by methemoglobinemia in prilocaine infiltration anesthesia during ...
Ryo Wakita, Haruhisa Fukayama
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Intercountry adoption swimming against the tide: Restitution in Samoa
Intercountry adoption (ICA) is a contested practice represented by competing discourses of humanitarianism, exploitation, poverty and wealth. Multiple factors have contributed to decreasing numbers of adoption globally including documented incidents of ...
Common, Robert +2 more
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Justice in post-apartheid South Africa: Towards a Theology of Restitution
Justice in post-apartheid South Africa: Towards a Theology of RestitutionHaving dabbled with the metaphors of liberation, reconstruction and reconciliation, the time may have come for (South) African prophetic theology to seriously consider the metaphor ...
T S Maluleke
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Cardiac alternans have crucial importance in the onset of ventricular fibrillation. The early explanation for alternans development was the voltage-driven mechanism, where the action potential (AP) restitution steepness was considered as crucial ...
Noémi Tóth +8 more
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Arrhythmogenic drugs can amplify spatial heterogeneities in the electrical restitution in perfused guinea-pig heart: An evidence from assessments of monophasic action potential durations and JT intervals. [PDF]
Non-uniform shortening of the action potential duration (APD90) in different myocardial regions upon heart rate acceleration can set abnormal repolarization gradients and promote arrhythmia.
Oleg E Osadchii
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Terrestrial impact sites as field analogs for planetary exploration
Terrestrial impact structures provide the only analogs for hands-on astronaut training or robotic exercises in preparation for fieldwork on other planetary surfaces.
Philippe Lambert, Wolf Uwe Reimold
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