نتایج جستجو برای: but β

تعداد نتایج: 2204292  

Journal: :Diabetes 2021

Metformin is becoming a popular treatment before and during pregnancy, but current literature on in utero exposure to metformin lacks long-term clinical trials mechanistic studies. Current the effects of mature pancreatic β-cells highlights its dual, opposing, protective, or inhibitory effects, depending metabolic environment. However, impact developing human remains unknown. In this study, we ...

Journal: :Journal of Computational and Graphical Statistics 2022

Many problems in classification involve huge numbers of irrelevant features. Variable selection reveals the crucial features, reduces dimensionality feature space, and improves model interpretation. In support vector machine literature, variable is achieved by l1 penalties. These convex relaxations seriously bias parameter estimates toward 0 tend to admit too many The current article presents a...

دوپور, معصومه, مصطفی قره باغی , پروین ,

  Background & Aim : Intrauterine growth retardation (IUGR) and preterm birth are major determinants of prenatal morbidity and mortality. Standard diagnostic methods like ultrasound are accurate, but they cannot be employed as the screening tools. Lately, it is proposed that there might be an association between IUGR and placental dysfunction so its hormones such as human chorionic gonadotropin...

Journal: :iranian journal of allergy, asthma and immunology 0
yaraee roya department of immunology, immunoregulation research group, medical research center, medical school, ghazanfari tooba department of immunology, immunoregulation research group, medical research center, medical school,

transforming growth factor-beta (tgf-β) is one of the most important cytokines implicated in growth, differentiation, repair and also the pathogenesis of the lung fibrosis by its stimulatory effect on extracellular matrix deposition. pulmonary epithelial cells are considered as a source of tgf-β in lung. substance p (sp), as a neuroimmunomodulator has elevated levels in inflamed airways and alt...

Journal: :iranian journal of public health 0
p derakhshandeh-peykar h hourfar m heidari m kheirollahi m miryounesi

background: β-thalassemia is a common autosomal recessive disorder resulting from over 200 different mutations of beta glo­bin genes. the aim of the present study was to identify the distribution and frequency of the most com­mon β-thalassemia mu­tations among the population of isfahan province in central iran. methods: the data presented here were derived from a total of 114 β-thalassemia chro...

آقامحمدی خیاوی, وحیده, عسگرزاده, اکبرعلی, پور قاسم گرگری, بهرام,

Background and Objective: In patients with diabetes, elevated homocysteine levels have been reported to be associated with endothelial dysfunction, insulin resistance, dyslipidemia, poor control of disease, nephropathy, macroangiopathy and oxidative stress. Thus, this observational study was performed to determine the plasma homocysteine level and its correlation with clinical, biochemical and ...

Objective(s): Diabetes is a metabolic disease with an increasing prevalence for which finding new and efficient therapeutic approaches has always been a challenge. Preserving integrity and functionality of pancreatic β-cells as the only source of insulin in the body is such a case. To achieve this goal different cellular targets have been proposed among which pancreatic estrogen receptors have ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز 1388

رساله حاضر با هدف بررسی عوامل موثر بر هویت اجتماعی دانشجویان انجام گرفته است. چارچوب نظری تحقیق، برگرفته از نظریات «جورج هربرت مید»، «آنتونی گیدنز»، «پیتر بورک» و «هنری تاجفل»، می باشد. که طبق این چارچوب نظری، متغیرهایی نظیر پایگاه اجتماعی- اقتصادی، احساس تعلق به خانواده، احساس تعلق به گروه همسالان، احساس تعلق به دانشگاه، گستره شبکه ارتباطی، جنسیت، میزان اعتماد به نفس و میزان استفاده از رسانه ه...

Journal: :Molecular cancer therapeutics 2014
Caroline Happold Patrick Roth Manuela Silginer Ana-Maria Florea Katrin Lamszus Karl Frei Rene Deenen Guido Reifenberger Michael Weller

Glioblastoma is the most common malignant brain tumor in adults and characterized by a poor prognosis. Glioma cells expressing O(6)-methylguanine DNA methyltransferase (MGMT) exhibit a higher level of resistance toward alkylating agents, including the standard of care chemotherapeutic agent temozolomide. Here, we demonstrate that long-term glioma cell lines (LTL) as well as glioma-initiating ce...

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