نتایج جستجو برای: اتصالات مختلط rcs

تعداد نتایج: 7626  

2014
Halyna M. Semchyshyn

Reactive carbonyls are widespread species in living organisms and mainly known for their damaging effects. The most abundant reactive carbonyl species (RCS) are derived from oxidation of carbohydrates, lipids, and amino acids. Chemical modification of proteins, nucleic acids, and aminophospholipids by RCS results in cytotoxicity and mutagenicity. In addition to their direct toxicity, modificati...

2014
Guixiang Liao Zhihong Zhao Shuhui Lin Rong Li Yawei Yuan Shasha Du Jiarong Chen Haijun Deng

BACKGROUND Robotic-assisted laparoscopy is popularly performed for colorectal disease. The objective of this meta-analysis was to compare the safety and efficacy of robotic-assisted colorectal surgery (RCS) and laparoscopic colorectal surgery (LCS) for colorectal disease based on randomized controlled trial studies. METHODS Literature searches of electronic databases (Pubmed, Web of Science, ...

Journal: :Journal of bacteriology 2003
Daisuke Hagiwara Masahito Sugiura Taku Oshima Hirotada Mori Hirofumi Aiba Takafumi Yamashino Takeshi Mizuno

In Escherichia coli, capsular colanic acid polysaccharide synthesis is regulated through the multistep RcsC-->YojN-->RcsB phosphorelay. By monitoring a hallmarked cps::lacZ reporter gene, we first searched for physiological stimuli that propagate the Rcs signaling system. The expression of cps::lacZ was activated when cells were grown at a low temperature (20 degrees C) in the presence of gluco...

در مطالعات الکتروانسفالوگرافی در سال­ های اخیر، شاخص کوهرنس مکررا برای بررسی ارتباطات بین نواحی مختلف مغزی در ADHD مورد بررسی قرار گرفته و نشان داده شده است که می­ توان ویژگی­ های کوهرنس را به عنوان شاخصی مفید در افتراق عملکرد مغزی کودکان ADHD از کودکان نرمال در نظر گرفت. اما مطالعات اندکی به بررسی تفاوت­ های این شاخص و اتصالات کارکردی در زیرگروه ­های مختلف ADHD پرداخته ­اند. در این مطالعه مقای...

2015
Joon-Tae Hwang Suk-Yoon Hong Jee-Hun Song Hyun-Wung Kwon

Radar Cross Section (RCS) is one of the most considerable parameters for ship stealth design. As modern ships are larger than their predecessors, RCS must be managed at each design stage for its reduction. For predicting RCS of ship, Radar Cross Section Analysis Program (RACSAN) based on Kirchhoff approximation in high frequency range has been developed. This program can present RCS including m...

2003
STANLEY M. WILBUR BENJAMIN BONAVIDA

The reticulum cell sarcoma (RCS) 1 of S JL / J mice has been shown to express alien histocompatibility membrane antigens (1, 2). This form of tumor antigen is, by definition, present on cancerous, but not normal, syngeneic tissues. However, it differs from other forms of tumor-associated antigens because it is a normal membrane component of one or more strains allogeneic to the host (3). In the...

Journal: :PloS one 2016
Gianpiero D Palermo Queenie V Neri Tyler Cozzubbo Stephanie Cheung Nigel Pereira Zev Rosenwaks

INTRODUCTION In this investigation we assess the incidence of round cells (RCs) in semen samples in our infertile patient population and their significance on intracytoplasmic sperm injection (ICSI) cycle outcomes. We also evaluate the usefulness of RCs as indicators of bacterial infection and highlight the origin of this cell-type, as well as its role in the human ejaculate. PATIENTS AND MET...

Journal: :The Annals of occupational hygiene 2014
Catherine B Healy Marie A Coggins Martie Van Tongeren Laura MacCalman Padraic McGowan

OBJECTIVES Crystalline silica occurs as a significant component of many traditional materials used in restoration stonework, and stoneworkers who work with these materials are potentially exposed to stone dust containing respirable crystalline silica (RCS). Exposure to RCS can result in the development of a range of adverse health effects, including silicosis and lung cancer. An understanding o...

2016
Melissa K. Jones Bin Lu Mehrnoosh Saghizadeh Shaomei Wang

PURPOSE Retinal degenerative diseases (RDDs) affect millions of people and are the leading cause of vision loss. Although treatment options for RDDs are limited, stem and progenitor cell-based therapies have great potential to halt or slow the progression of vision loss. Our previous studies have shown that a single subretinal injection of human forebrain derived neural progenitor cells (hNPCs)...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید مدنی آذربایجان - دانشکده فنی 1393

در دهه های اخیر امکان استفاده از سازه های هیبریدی به¬عنوان جایگزینی برای سازه های رایج فلزی و بتنی بسیار مورد بحث و بررسی قرار گرفته است. یک نوع از سازه های هیبریدی، سازه های rcs می باشند. در این سازه ها ستون از نوع بتنی و تیر از نوع فلزی می باشد. (reinforced concrete columns & steel beams) دو نوع رایج این اتصالات عبارتند از: اتصال ستون پیوسته و اتصال تیر پیوسته. این اتصالات مزایای هر دو نوع سا...

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