BACKGROUND Heart failure (HF) is associated with resting increased peripheral and central chemosensitivity which may correlate with an increased ventilatory response to exercise. However, its sensitivity in HF during exercise was never really reported. OBJECTIVE We tested if stimulation of central and peripheral chemoreceptors in HF patients could modulate ventilatory, chronotropic, and neuro...

Background—Little research has been conducted on the predictors of self-report or patient awareness of heart failure (HF) in a population-based survey. The objective of this study was to (1) test the agreement between Medicare administrative and Health and Retirement Study (HRS) survey data and (2) determine predictors associated with self-report of HF, using a validated Medicare claims algorit...

Previous studies have reported that high fat feeding in mild to moderate heart failure (HF) results in the preservation of contractile function. Recent evidence has suggested that preventing the switch from fatty acid to glucose metabolism in HF may ameliorate dysfunction, and insulin resistance is one potential mechanism for regulating substrate utilization. This study was designed to determin...

BACKGROUND Anaemia is common among patients with heart failure (HF) and is an important prognostic marker. AIM We sought to determine the prognostic importance of anaemia in a large multinational pooled dataset of prospectively enrolled HF patients, with the specific aim to determine the prognostic role of anaemia in HF with preserved and reduced ejection fraction (HF-PEF and HF-REF, respecti...

BACKGROUND Hippocampal formation (HF) volume and episodic memory performance are substantially heritable, but HF subregion heritability estimates and their possible shared genetic variance with episodic memory performance remain to be determined. METHODS AND FINDINGS This study provides heritability estimates for hippocampal subregions (e.g, Cornu Amonis, Subiculum, Parasubiculum, Molecular a...

BACKGROUND Heart failure with preserved ejection fraction (EF) is a common syndrome, but trends in treatments and outcomes are lacking. METHODS AND RESULTS We analyzed data from 275 hospitals in Get With the Guidelines-Heart Failure from January 2005 to October 2010. Patients were stratified by EF as reduced EF (EF <40% [HF-reduced EF]), borderline EF (40%≤EF<50% [HF-borderline EF]), or prese...

BACKGROUD/OBEJECTIVES This study aims to find out the effects of peanut sprout extracts on weight controls and protein expressions of transcription factors related to adipocyte differentiation and adipocytokine in rats under high-fat diets. MATERIALS/METHODS Four week-old Sparague-Dawley (SD) were assigned to 4 groups; normal-fat (NF) diets (7% fat diet), high-fat (HF) diets (20% fat diet), h...

Background Heart failure (HF) is a pathological condition during which the pump function of the heart is compromised. There are two major forms: diastolic and systolic HF. Whilst the majority of patients exhibit systolic HF (reduced ejection fraction), diastolic HF (normal ejection fraction) has also been found in almost half of HF patients. A major question in this field is the inter-relations...

Basic to neoclassical economics is the sanctity of individual choice, the fungibility of economic goods and inputs, and faith in the market system to bring forth substitutes as reiative prices change. These notions are part of what Joseph Schumpeter called the "pre-analytic vision" of neociassicai economics (Daly t995) and they are central to the concept of weak sustainability, a topic of inten...

Harris Corporation has an interest in making HF radios a suitable medium for wireless information networks using standard Internet protocols. Although HF radio links have many unique characteristics, HF wireless subnets can be subject to many of the same traffic flow characteristics and topologies as existing line-of-sight (LOS) radio networks, giving rise to similar issues (media access, conne...