نتایج جستجو برای: تبخیر گرمائی فیزیکی pvd

تعداد نتایج: 32773  

Journal: :The Tohoku journal of experimental medicine 1983
J Seki M Ohashi T Sato M Yamamoto S Fujii M Wada

The prevalence of peripheral vascular disease (PVD) was determined in 296 Japanese diabetics (mean age 55.2 years, range 19 to 79 years), using a Doppler ultrasonic technique. PVD was diagnosed in 11.5% of the diabetic patients (7.6% females, 14.6% males). In 88% of all patients with PVD, asymptomatic impaired circulation was diagnosed. There was a clear increase of PVD with age. It was found t...

2013
Lei Shao Liang Xu Qi Sheng You Ya Xing Wang Chang Xi Chen Hua Yang Jin Qiong Zhou Jost B. Jonas Wen Bin Wei

PURPOSE To determine prevalence and associations of incomplete posterior vitreous detachment (PVD). METHODS The population-based cross-sectional Beijing Eye Study 2011 included 3468 individuals with a mean age of 64.6±9.8 years (range: 50-93 years). A detailed ophthalmic examination was performed including spectral-domain optical coherence tomography (SD-OCT). Incomplete PVD was differentiate...

Journal: :Diabetes care 2002
Amanda I Adler Richard J Stevens Andrew Neil Irene M Stratton Andrew J M Boulton Rury R Holman

OBJECTIVE To determine the role of hyperglycemia in prospective analyses of peripheral vascular disease (PVD) in type 2 diabetes, taking into account other potential risk factors. RESEARCH DESIGN AND METHODS Potential risk factors for the development of PVD were examined in 3,834 of 5,102 individuals enrolled in the U.K. Prospective Diabetes Study (UKPDS) without PVD at diagnosis of diabetes,...

در این تحقیق یک طرح نوین برای شیرین سازی آب‌شور، با انرژی خورشید پیشنهاد گردید. در آب‌شیرین‌کن موردنظر، از روش رطوبت­زنی – رطوبت‌زدایی برای تبدیل آب‌شور به قابل شرب استفاده شد. آب‌شیرین‌کن ساخته‌شده شامل تبخیر­کننده­ی فتوولتائیک-گرمائی، چگالنده، مخزن­های آب‌شور و شیرین، دمنده­ی هوا و پمپ آب بود. ارزیابی سامانه پیشنهادی در سه سطح سرعت هوا (1، 5/1 و 2 متر بر ثانیه) و سه سطح دبی آب شور عبوری از رو...

2013
Kazuyuki Kumagai Masanori Hangai Mariko Furukawa Eric Larson Nobuchika Ogino

PURPOSE To show a case in which the shape of the fovea changed after an asymptomatic macular posterior vitreous detachment (PVD). METHODS The foveal shape was determined from the spectral-domain optical coherence tomography (OCT) images before and after a spontaneous macular PVD. RESULTS A 66-year-old man with a unilateral macular hole in the right eye presented with a perifoveal PVD in the...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2009
Francesco Imperi Federica Tiburzi Paolo Visca

The siderophore pyoverdine (PVD) is a primary virulence factor of the human pathogenic bacterium Pseudomonas aeruginosa, acting as both an iron carrier and a virulence-related signal molecule. By exploring a number of P. aeruginosa candidate systems for PVD secretion, we identified a tripartite ATP-binding cassette efflux transporter, here named PvdRT-OpmQ, which translocates PVD from the perip...

2010
Cong-Nguyen Bui Hae-Yeoun Lee Jeong-Chun Joo Heung-Kyu Lee

Pixel-value differencing (PVD) steganography generates step effects or abnormal high fluctuations in PVD histogram. Since steganalysis exploits these artifacts to defeat the PVD steganography, modified PVD (MPVD) steganography preserving the PVD histogram is recently presented. This paper proposes a novel steganalysis method, in which we embed message one more time into the suspicious image to ...

Journal: :The journals of gerontology. Series A, Biological sciences and medical sciences 1999
A B Newman

This study was designed to determine whether patients with peripheral vascular disease (PVD) have gait abnormalities. A previous study on humans with PVD found no abnormalities whereas significant gait changes were seen with a rat model of PVD. The study population was comprised of 10 controls and 9 subjects with PVD (all male). The PVD group had documented pain in one or both legs while walkin...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2004
Haruhiko Kamada Yasuo Tsutsumi Yasuo Yoshioka Yoko Yamamoto Hiroshi Kodaira Shin-ichi Tsunoda Takayuki Okamoto Yohei Mukai Hiroko Shibata Shinsaku Nakagawa Tadanori Mayumi

PURPOSE In this study, to optimize the polymeric drug delivery system for cancer chemotherapy, we developed a new pH-sensitive polymeric carrier, poly(vinylpyrrolidone-co-dimethylmaleic anhydride) [PVD], that could gradually release native form of drugs with full activity, from the conjugates in response to changes in pH. We examined the usefulness of PVD as a polymeric drug carrier. EXPERIME...

Journal: :The British journal of nutrition 2006
Juan J Carrero Robert F Grimble

Peripheral vascular disease (PVD) is a manifestation of systemic atherosclerosis in the lower limbs, and PVD patients have a 3- to 5-fold increased risk of cardiovascular mortality compared with age-matched controls. Nevertheless, recent reports show how PVD patients are undertreated with regard to CVD risk-factor reduction and the use of lipid-lowering or antiplatelet drugs. There is appreciab...

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