Results 81 to 90 of about 20,033,761 (330)

The intrinsic cardiac nervous system and its role in cardiac pacemaking and conduction [PDF]

open access: yes, 2020
The cardiac autonomic nervous system (CANS) plays a key role for the regulation of cardiac activity with its dysregulation being involved in various heart diseases, such as cardiac arrhythmias.
Laura Fedele   +3 more
core   +1 more source

Complete atrioventricular block during renal transplantation in a patient with Alport's syndrome: case report

open access: yesSão Paulo Medical Journal, 2001
CONTEXT: Patients with Alport's syndrome (causing 5% of end-stage renal disease) have a higher risk of heart conduction abnormalities. OBJECTIVE: To report a case of Alport's syndrome developing complete atrioventricular block during renal ...
Fábio Ferrari   +2 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

The Conduction System in Heterotaxy

open access: yes, 2011
Cardiac malformations associated with the syndrome of atriovisceral heterotaxy are among the most complex forms of congenital heart disease. Accordingly, the disposition of the specialized conduction tissue (the conduction system) is also variable and ...
Hiromi Kurosawa, Noriyasu Kawada
core   +1 more source

Histochemical study of the heart conduction system [PDF]

open access: yes, 1980
The distribution of acid phosphatase and succinic dehydrogenase in the specialized muscle fibers constructing the heart conduction system (sinoatrial node, atrioventricular node, atrioventricular bundle and Purkinje fibers) and the ordinary heart muscle ...
Tatsuhiko MUKUDAI, Mukudai, Tatsuhiko
core   +1 more source

Case Report: Upper septal fascicular ventricular tachycardia mimicking supraventricular tachycardia: diagnostic pitfalls and mapping-guided ablation

open access: yesFrontiers in Cardiovascular Medicine
BackgroundUpper septal fascicular ventricular tachycardia (VT) is a rare form of idiopathic left ventricular tachycardia arising from the proximal His-Purkinje system.
Yilin Fu   +4 more
doaj   +1 more source

Evolution of the Sinus Venosus from Fish to Human

open access: yesJournal of Cardiovascular Development and Disease, 2014
The sinus venosus, the cardiac chamber upstream of the (right) atrium, is a severely underinvestigated structure. Yet, its myocardium harbors the cardiac pacemaker in all vertebrates.
Bjarke Jensen   +4 more
doaj   +1 more source

A concise review on the anatomy of the atrioventricular node in mammals [PDF]

open access: yesThe Iranian Journal of Veterinary Science and Technology, 2009
Cardiac conduction system enables the heart to pulsate continuously by producing electric impulse and conducting it. As the anatomical information about cardiac conduction system in human being and other mammals needed in various fields of sciences, such
Abolghassem Nabipour
doaj   +1 more source

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

Comparing the effects of three local anaesthetic agents on cardiac conduction system - A randomised study

open access: yesIndian Journal of Anaesthesia
Background and Aims: This study aimed to compare the effects of three local anaesthetic (LA) agents, namely bupivacaine, levobupivacaine, and ropivacaine, on the cardiac conduction system as assessed by corrected QT (QTc) and P wave dispersion (PWD ...
Vaishali Agarwal   +4 more
doaj   +1 more source

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