نتایج جستجو برای: al6

تعداد نتایج: 320  

2017
Navneet Singh Khetrapal Tian Jian Gary V. Lopez Seema Pande Lai-Sheng Wang Xiao Cheng Zeng

We report a combined photoelectron spectroscopy and theoretical study of the structural evolution of aluminum cluster anions doped with two gold atoms, Au2Aln − (n = 3−11). Well-resolved photoelectron spectra have been obtained at several photon energies and are used to compare with theoretical calculations to elucidate the structures of the bimetallic clusters. Global minima of the Au2Aln − cl...

Journal: :Arteriosclerosis, thrombosis, and vascular biology 2003
Jason D Morrow

The marked increase in the incidence of overweight and obese persons is recognized as one of the most serious public health issues in the United States. It is estimated that currently 60% of American adults are overweight and 20% are obese.1 Overweight and obesity are associated with a significantly increased mortality from atherosclerotic cardiovascular disease and other causes.2–4 Although ob...

Journal: :British medical journal 1977
S E Quader

four days and, before this, diazepam 5-10 mg thrice daily and nitrazepam 5 mg at night for seven months. Although fits may occur when larger doses of benzodiazepines are withdrawn, their occurrence after withdrawal of therapeutic doses of this kind is extremely rare.3 A review of published reports has shown only one other case of fits possibly induced by viloxazine; this also occurred during a ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده مکانیک 1391

در سالهای اخیر با توسعه آلیاژهای جدید استفاده از آلیاژهای آلومینیم در کاربردهای دما بالا به طور روزافزونی در حال گسترش است. در تحقیق حاضر تأثیر ناخالصی آهن در مقادیر 08/0%، 3/0% و 7/0% وزنی بر مقاومت خزش فرورندگی سوپرآلیاژ al-1.66mn-1.66ni-1mg در دماهای 210 تا 240 درجه سانتیگراد و در تنشهای مختلف مورد بررسی قرار گرفته است. مطالعات ریزساختاری پس از تولید نمونه های آزمون قبل و بعد از انجام آزمایش...

Journal: :The Journal of manual & manipulative therapy 2009
Michael O'Hearn Carina Lowry Alicia Emerson-Kavchak Carol Courtney

We read with interest the papers by Schäfer and colleagues1 on the classification of patients with low back and leg pain and the associated study by Walsh & Hall2 on psychological differences between subgroups within this classification scheme. We agree that the time has come for clinicians to seriously consider that leg pain associated with low back pain (LBP) is not a homogenous subgroup unto...

Journal: :Hypertension 2008
Kristof Graf Thomas Hucko Philipp Stawowy

Large clinical trials have demonstrated profound benefits of aldosterone inhibition by spironolactone in patients with heart failure (impaired left ventricle function 40%) and with eplerenone in patients with myocardial infarction.1 The key enzyme in aldosterone production is aldosterone synthase (CYP11B2). CYP11B2 is predominantly expressed in the adrenal gland but is also expressed in the car...

Journal: :Circulation research 2000
D Srivastava

More children die from congenital heart disease (CHD) each year than are diagnosed with cancer. Although CHD is the most common human birth defect, the etiology of the vast majority of CHDs remains unknown. The difficulty in elucidating the molecular and genetic bases for CHD reflects the complex nature of this and other birth defects. Most CHD occurs sporadically, but the recurrence risk in su...

Journal: :Hypertension 2010
Merrill F Elias Amanda L Goodell

Overweight and hypertension are major risk factors for cardiovascular morbidity and mortality1,2; both are associated with decline in cognitive performance.3,4 We know that exercise is associated with modest reductions in blood pressure (BP) and that weight loss results in even larger, clinically important reductions in BP.5 What we did not know, before a report6 in this issue of Hypertension, ...

Journal: :Hypertension 2006
Veronica Franco Suzanne Oparil

Left ventricular hypertrophy (LVH) and fibrosis have received special attention as possible therapeutic targets in preventing cardiovascular complications of hypertension. Suppression of neurohormonal factors that predispose to target organ damage, in addition to blood pressure (BP) reduction, seems to be of importance in modulating cardiac remodeling and fibrosis in hypertensive heart disease....

Journal: :Hypertension 2011
Harry A J Struijker-Boudier Bart F J Heijnen

Research in the past decades has established a key role for the intrauterine environment, especially the maternal nutritional status, in influencing fetal growth and cardiovascular health in the offspring in later life.1 Experimental evidence suggests that the vasculature of the developing fetus may already be compromised by a suboptimal uterine environment.2 Recent data found associations betw...

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