نتایج جستجو برای: anp analysis

تعداد نتایج: 2827766  

2013
Youxu Tjader Jerrold H. May Jennifer Shang Luis G. Vargas Ning Gao

We combine the Analytic Network Process (ANP) and the Balanced Scorecard (BSC) to build a cohesive decision model for determining firm level IT outsourcing strategy. Although prior research has confirmed the existence of interactions among BSC indicators and the potential impact of those interactions on firm level performance, interactions have hitherto not been fully understood and implemented...

Journal: :American journal of physiology. Renal physiology 2014
Theo Demerath Janina Staffel Andrea Schreiber Daniela Valletta Frank Schweda

The renin-angiotensin-aldosterone system and cardiac natriuretic peptides [atrial natriuretic peptide (ANP) and B-type natriuretic peptide (BNP)] are opposing control mechanisms for arterial blood pressure. Accordingly, an inverse relationship between plasma renin concentration (PRC) and ANP exists in most circumstances. However, PRC and ANP levels are both elevated in renovascular hypertension...

Journal: :The Journal of biological chemistry 1996
T Sugimoto M Haneda M Togawa M Isono T Shikano S Araki T Nakagawa A Kashiwagi K L Guan R Kikkawa

Atrial natriuretic peptide (ANP) has been shown to inhibit the proliferation of various types of cells including glomerular mesangial cells. The activation of mitogen-activated protein kinase (MAPK) is one of the main signal transduction systems leading to cell proliferation. MAPK is tightly regulated by the activating kinase, MEK, and specific phosphatase MKP-1. Constitutive expression of MKP-...

Journal: :Clinical science 1997
M T Rademaker C J Charles E A Espiner C M Frampton M G Nicholls A M Richards

1. Whereas many studies have detailed the effects of exogenous atrial natriuretic peptide (ANP) infusions in heart failure, and a limited number have examined the effects of brain natriuretic peptide (BNP), none have directly compared the bioactivity of similar doses of ANP and BNP under standard conditions of impaired cardiac function. We compared the hormonal, haemodynamic and renal effects o...

Journal: :Hormones 2002
George Koukoulis Antonis Polymeris Ioanna Tzavara Dimitrios Pappas Nicke Thalassinos

Atrial Natriuretic Peptide (ANP) is a hormone produced by cardiac atrial myocytes. Thyroid hormones may affect its release. The aim of this study was to analyze the effect of hyper and hypothyroidism on the secretion of ANP and its relationship with the changes of the renin-angiotensin-aldosterone system. Plasma ANP concentration as well as plasma renin activity (PRA) and aldosterone (ALDO) wer...

Journal: :Circulation. Heart failure 2011
Uzoma N Ibebuogu Inna P Gladysheva Aiilyan K Houng Guy L Reed

BACKGROUND By promoting salt and water excretion, the corin and the atrial natriuretic peptide (ANP) system should help to maintain fluid balance in heart failure. Yet, the development of fluid retention despite high levels of ANP-related peptides suggests that this compensatory system is limited. METHODS AND RESULTS Levels of circulating corin (the pro-ANP-converting enzyme) and pro-ANP were...

Journal: :The Journal of biological chemistry 1990
E R Levin H J Frank R Gelfand S E Loughlin G Kaplan

To characterize the type of cell expressing natriuretic peptide receptors in the brain and the nature of these receptors, we conducted studies in primary cultured glial and neuronal cells derived from fetal rat diencephalon. The glial predominant cultures (95% of total cells and glial fibrillary acidic protein positive) expressed nearly a 10-fold greater specific binding of the natriuretic pept...

Journal: :Cardiovascular research 1999
R Willenbrock M Scheuermann G Thibault M Haass K Höhnel J Bohlender F C Luft R Dietz

OBJECTIVE In heart failure atrial natriuretic peptide (ANP) release in response to volume expansion is impaired while the renin-angiotensin system is activated. This study was designed to test the hypothesis that ANP release in heart failure is dependent on an activated angiotensin system. METHODS We studied the ANP and renin-angiotensin systems in a rat model of shunt-induced high-output hea...

2011
Lia Millucci Eugenio Paccagnini Lorenzo Ghezzi Giulia Bernardini Daniela Braconi Marcella Laschi Marco Consumi Adriano Spreafico Piero Tanganelli Pietro Lupetti Agnese Magnani Annalisa Santucci

AIMS Atrial Natriuretic Peptide (ANP)-containing amyloid is frequently found in the elderly heart. No data exist regarding ANP aggregation process and its link to pathologies. Our aims were: i) to experimentally prove the presumptive association of Congestive Heart Failure (CHF) and Isolated Atrial Amyloidosis (IAA); ii) to characterize ANP aggregation, thereby elucidating IAA implication in th...

2005
Ariela Benigni Norberto Perico Jacek Dadan Maurizio Gabanelli Miriam Galbusera Paola Boccardo Tiziana Mennini Giuseppe Remuzzi

Glomerular hyperfiltration in streptozotocin-induced diabetes mellitus in rats may be mediated by atrial natriuretic peptide (ANP). We wanted to evaluate plasma levels of ANP and plasma volume in relation to renal ANP receptor density and affinity in rats 6 weeks after induction of diabetes. Plasma levels of immunoreactive ANP were significantly higher in hyperglycemic diabetic (75.2+8.3 pg/ml)...

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