نتایج جستجو برای: mf

تعداد نتایج: 6545  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یاسوج - دانشکده علوم پایه 1394

در این پایان نامه، پایداری هایرز - اولام - راسیاس معادله تابعی مکعبی ‎ f(mx‎ + ‎y)‎ + ‎f(mx‎ -‎y) = mf(x+y)‎ + ‎mf(x-y)‎ + ‎m f(x-y)‎ + ‎2(m3-m)f(x) را جاییکه m?1 عدد صح?ح مثبت است را بدست می آور?م همچنین با استفاده از روش نقطه ثابت پایداری هایرز - اولام - راسیاس را برای معادله تابعی ‎f(2x+y) = 2f(x)‎ + ‎f(y)‎ + ‎f(x+y)‎ - ‎f(x-y)‎ در فضای باناخ اثبات خواهیم کرد

Journal: :Computers in biology and medicine 2010
Bob Zhang Lin Zhang Lei Zhang Fakhri Karray

Accurate extraction of retinal blood vessels is an important task in computer aided diagnosis of retinopathy. The matched filter (MF) is a simple yet effective method for vessel extraction. However, a MF will respond not only to vessels but also to non-vessel edges. This will lead to frequent false vessel detection. In this paper we propose a novel extension of the MF approach, namely the MF-FD...

2013
Jianguo Feng Huaying Sheng Chihong Zhu Hao Jiang Shenglin Ma

OBJECTIVES To explore sensitization and possible mechanisms of adjuvant magnetic fields (MFs) in radiotherapy (RT) of non-small-cell lung cancer. METHODS Human A549 lung adenocarcinoma cells were treated with MF, RT, and combined MF-RT. Colony-forming efficiency was calculated, cell cycle and apoptosis were measured, and changes in cell cycle- and apoptosis-related gene expression were measur...

2014
Xiu-Juan Su Wei Yuan Hui Tan Xiang-Yun Liu Dan Li De-Kun Li Guo-Ying Huang Li-Wen Zhang Mao-Hua Miao

OBJECTIVE To explore the correlation between maternal magnetic field (MF) exposure in daily life and embryonic development. METHODS A cross-sectional study was conducted among 149 pregnant women who were seeking induced abortion of unwanted pregnancies. Participating women were asked to wear an EMDEX Lite magnetic field meter for a 24-h period to obtain MF exposure level within 4 weeks follow...

 Background: Several supplementary approaches have been used to increase the patient’s comfort during phacoemulsification under topical anesthesia. Objective: This study aimed to compare the effects of lidocaine/paracetamol (LP) and midazolam/fentanyl (MF) administration on pain intensity and hemodynamic changes in patients undergoing cataract surgery using phacoemulsification.  Methods: ...

Journal: :Carcinogenesis 1996
M Mevissen A Lerchl M Szamel W Löscher

There is growing public concern about the possible health risks, particularly increased cancer risks of exposure to magnetic fields (MF) associated with power distribution systems. Recently, we have started a series of animal studies to investigate this issue, using the DMBA (7,12-dimethylbenz[a]anthracene) model of breast cancer in female rats. In the present study, female rats were chronicall...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1393

عنوان: طراحی وساخت وکتور بیانی جدید در مخمر pichia pastoris دارای پروموتر fmd سلول های مخمری با توجه به میزان بیان بالا و سرعت رشد مناسب، میزبان های ایده آلی برای تولید پروتئین های نوترکیب در صنعت محسوب می شوند. از مخمرهای صنعتی می توان به مخمر متیلوتروف pichia pastoris اشاره کرد. اغلب برای بیان پروتئین نوترکیب در مخمر p. pastoris از پروموتر قوی و القایی aox1 استفاده می شود. یکی از مشکلات استف...

Journal: :Chest 2000
M B Affrime T Kosoglou C M Thonoor B E Flannery J M Herron

STUDY OBJECTIVES To investigate the potential for mometasone furoate (MF) to exert systemic effects following administration by dry powder inhaler (DPI) or metered-dose inhaler (MDI). DESIGN Three randomized, evaluator-blind, placebo-controlled, parallel-group, 28-day studies. PATIENTS Adults with mild-to-moderate persistent asthma. INTERVENTIONS Study 1 (12 patients per treatment group; ...

In the present study, the effect of seed priming with magnetic field (MF; 45, 90, 200 and 250mT for 5, 10, 20 and 30 min) was evaluated in 60-day-old Hyssopus officinalis plants grownunder 8 days irrigation intervals. The assessments were consisted of biomass, membranestability, photosynthetic pigments concentrations, polyphenols content, antioxidant enzymesactivities an...

2014
Leslie Padrnos Ruben A Mesa

Introduction: Myelofibrosis (MF) is a chronic myeloid neoplasm that bears a significant symptom burden, impacts on quality of life and carries a risk of transformation to acute leukemia. Advances in MF therapy by inhibition of Janus kinase type 2 (JAK2) receptor have shown clinical improvements in spleen size and symptom burden, but are often limited by hematological side effects. Areas covered...

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