نتایج جستجو برای: سمان nec

تعداد نتایج: 3555  

اصفهانی زاده, غلامرضا, سالاری, محمد حسن, سجادی, عباس, طبری, سیده سارا, نوربخش, مهران,

  FRC      بررسی تأثیر سه نوع سمان زینک فسفات، گلاس آینومر ورزینی برریتنشن پست های      دکتر مهران نوربخش 1 دکتر محمدحسن سالاری 1 دکترغلامرضااصفهانی زاده 1 دکتر عباس سجادی 2 سیده ساراطبری 3     1- استادیار گروه اموزشی پروتزهای دندانی واحد دندانپزشکی دانشگاه ازاد اسلامی   2 - دندانپزشک   3- دانشجوی دندانپزشکی       خلاصه:  سابقه و هدف: یکی از مشکلات در بازسازی دندانهای اندو شده با پست‌های  فایبر...

2016
Lingling Yu Jianmei Tian Xingli Zhao Ping Cheng Xiaoqian Chen Yun Yu Xiaochun Ding Xueping Zhu Zhihui Xiao

We aim to determine risk factors and clinical outcomes for bowel perforation in premature infants with NEC. We analyzed clinical data of 57 cases of premature infants with NEC at our NICU between January 2010 and December 2012. Based on the presence of bowel perforation, we divided these infants into two groups: perforated NEC group (n = 10) and nonperforated NEC group (n = 47). We compared gen...

2018
Zhaohui Li Lei Sheng

To study the significance of dynamic evolution of serum tumor necrosis factor-α (TNF-α), interleukin 6 (IL-6) and intestinal fatty acid-binding protein (I-FABP) levels in neonatal necrotizing enterocolitis (NEC). A total of 45 NEC child patients, 45 non-NEC child patients and 45 healthy newborns were enrolled. After the day age, weight, gestational week and delivery mode were matched, the serum...

Journal: :Proceedings 2009
Nicole Ladd Tiffany Ngo

inflammation and necrosis of the bowel. It is the final manifestation of vascular, mucosal, and metabolic insults to the immature intestine (1, 2). NEC is a common gastrointestinal emergency in newborns and one of the leading causes of morbidity and mortality in neonatal intensive care units (NICU), with a mortality rate of 15% to 30% (3, 4). No single unifying theory exists for the pathogenesi...

Journal: :C 2022

Carbon dots (CDots) are small carbon nanoparticles with effective surface passivation by organic functionalization. In the reported work, functionalization of preexisting N-ethylcarbazole (NEC) was achieved NEC radical addition. Due to major difference in microwave absorption between and species such as NEC, could be selectively heated via irradiation enable hydrogen abstraction generate radica...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1393

مقدمه: رستوریشن های با بیس سرامیک زیرکونیا به دلیل استحکام و سختی بالا، زیبایی قابل قبول، پایداری شیمیایی و سازگاری زیستی در دندانپزشکی محبوبیت پیدا کرده اند.روشهای مختلفی برای آماده سازی سطحی زیرکونیا معرفی شده که یکی از آنها استفاده از لیزر nd:yag می باشد. هدف از این مطالعه بررسی تاثیر آماده سازی سطحی زیرکونیا با لیزر nd:yag و همچنین مقایسه ی استحکام باند برشی زیرکونیا به عاج دندان در دو سمان...

Journal: :Paediatric and perinatal epidemiology 2012
Amy Webb Girard Oluwafunke Olude

Nutrition education and counselling (NEC) is a commonly applied strategy to improve maternal nutrition during pregnancy. However, with the exception special populations and specific diets, the effect of NEC on maternal, neonatal and child health outcomes has not been systematically reviewed. Using a modified Child Health Epidemiology Reference Group method we systematically reviewed the literat...

Journal: :Journal of endodontics 2008
Saeed Asgary Sima Shahabi Tahereh Jafarzadeh Sara Amini Sanam Kheirieh

The purpose of this study was to analyze the physical properties and chemical compositions of a new experimental cement (NEC) and compare them with mineral trioxide aggregate (MTA); pH, working time, setting time, dimensional changes following setting, flow, film thickness, and chemical composition of NEC and MTA were assessed. For chemical compositions, all specimens were imaged and analyzed b...

Journal: :Pediatrics 2015
Venkatesh Sampath Heather Menden Daniel Helbling Keguo Li Adam Gastonguay Ramani Ramchandran David P Dimmock

Necrotizing enterocolitis (NEC) is a severe form of bowel disease that develops in premature infants. Although animal data and human studies suggest that aberrant activation of the intestinal immune system contributes to NEC, the pathogenesis remains unclear. We hypothesized that inherited defects in the regulation of Toll-like receptor signaling can contribute to NEC susceptibility in prematur...

Journal: :American journal of physiology. Gastrointestinal and liver physiology 2013
Nathan J Cherrington Teresa E Estrada Harrison A Frisk Mark J Canet Rhiannon N Hardwick Bohuslav Dvorak Katie Lux Melissa D Halpern

Necrotizing enterocolitis (NEC) is the most common gastrointestinal emergency of premature infants and is characterized by an extensive hemorrhagic inflammatory necrosis of the distal ileum and proximal colon. We have previously shown that, during the development of experimental NEC, the liver plays an important role in regulating inflammation in the ileum, and accumulation of ileal bile acids ...

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