Results 21 to 30 of about 178,646 (72)

Tratamento da gestação ectópica com metotrexate [PDF]

open access: yes, 2004
Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina. Curso de Medicina.
Joaquim, Paulo Sérgio
core  

Altered density of glomerular binding sites for atrial natriuretic factor in bile duct-ligated rats with ascites [PDF]

open access: yes, 1991
The renal response to atrial natriuretic factor is blunted in cirrhosis with ascites. This might be due to alterations of renal receptors for atrial natriuretic factor.
Vollmar, Angelika M.   +5 more
core   +1 more source

Presence of atrial natriuretic factor prohormone in enterochromaffin cells of the human large intestine [PDF]

open access: yes, 1991
Atrial natriuretic factor is a hormone intimately involved in water and salt homeostasis. The heart constitutes the major but not exclusive site of synthesis of this hormone.
Cantin, M.   +3 more
core   +1 more source

Duration of heart failure and the risk of atrial fibrillation: different mechanisms at different times? [PDF]

open access: yes, 2009
Chronic heart failure increases the risk of atrial fibrillation (AF), with the prevalence of AF paralleling the severity of heart failure.1 Factors that underlie this increased susceptibility to AF may include electrical, structural, and neurohumoral ...
Rankin, A.C., Workman, A.J.
core   +1 more source

Systematic Analysis of Gene Expression Differences between Left and Right Atria in Different Mouse Strains and in Human Atrial Tissue [PDF]

open access: yes, 2011
Background: Normal development of the atria requires left-right differentiation during embryonic development. Reduced expression of Pitx2c (paired-like homeodomain transcription factor 2, isoform c), a key regulator of left-right asymmetry, has recently ...
Fabritz Larissa   +38 more
core   +1 more source

Transient outward K+ current (ITO) reduction prolongs action potentials and promotes afterdepolarisations: a dynamic-clamp study in human and rabbit cardiac atrial myocytes [PDF]

open access: yes, 2012
Background and aim: Human atrial transient outward K+ current (ITO) is decreased in a variety of cardiac pathologies, but how ITO reduction alters action potentials (AP) and arrhythmia mechanisms is poorly understood, owing to non-selectivity of ITO ...
Marshall, G.E.   +4 more
core   +1 more source

Remodelling of human atrial K+ currents but not ion channel expression by chronic β-blockade [PDF]

open access: yes, 2011
Chronic β-adrenoceptor antagonist (β-blocker) treatment in patients is associated with a potentially anti-arrhythmic prolongation of the atrial action potential duration (APD), which may involve remodelling of repolarising K+ currents.
Currie, S.   +37 more
core   +1 more source

The contribution of ionic currents to changes in refractoriness of human atrial myocytes associated with chronic atrial fibrillation [PDF]

open access: yes, 2001
<b>Objective:</b> To investigate changes in human atrial single cell functional electrophysiological properties associated with chronic atrial fibrillation (AF), and the contribution to these of accompanying ion current changes.
K Shivkumar   +5 more
core   +1 more source

Atrial natriuretic factor [PDF]

open access: yes, 1987
The discovery of the first well-defined natriuretic hormone, the Atrial Natriuretic Factor (ANF), has prompted research on its impact on volume regulation in health and disease.
Arendt, Rainer M.   +5 more
core   +1 more source

Oral Bisphosphonates and Risk of Atrial Fibrillation and Flutter in Women: A Self-Controlled Case-Series Safety Analysis [PDF]

open access: yes, 2009
Background: A recent trial unexpectedly reported that atrial fibrillation, when defined as serious, occurred more often in participants randomized to an annual infusion of the relatively new parenteral bisphosphonate, zoledronic acid, than among those ...
Aroon Hingorani   +14 more
core   +1 more source

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