نتایج جستجو برای: d.s.s.

تعداد نتایج: 6118  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1394

سیستم های پشتیبان تصمیم dss را می توان به عنوان دسته ای کلی از سیستم های اطلاعات مورد استفاده در زمینه آگاهی دادن و پشتیبانی از تصمیم گیران تعریف کرد. dss تلاش می کند تا فرآیند های بین افراد تصمیم گیرنده یا مرتبط با تصمیم گیران را بهبود و سرعت بخشد. در همین راستا، در جوامع امروزی با گسترش کاربری های مختلف از دنیای مجازی (اینترنت) بخصوص در زمینه خرید و فروش تحت وب، سیستم های پشتیبان تصمیم مورد ت...

2016
C. J. O'Shea J. V. O'Doherty J. J. Callanan D. Doyle K. Thornton T. Sweeney

The algal polysaccharides laminarin (LAM) and fucoidan (FUC) have potent anti-inflammatory activities in the gastrointestinal tract. Our objective was to examine the impact of prior consumption of LAM and/or FUC on pathology and inflammation following a dextran sodium sulfate (DSS) challenge in pigs. Pigs (n 7/group) were assigned to one of five experimental groups for 56 d. From 49-55 d, disti...

Objective(s): This study aimed to investigate the effect of Shogaol on dextran sodium sulfate (DSS)- induced ulcerative colitis (UC) in mice compared to an immune-suppressant chemotherapeutic medicine, known as 6-thioguanine (6-TG). Materials and Methods: Thirty-six adult BALB/c mice were divided into six groups: group 1 (positive control): no DSS exposure and no treatment; group 2 (negative co...

Journal: :International journal of molecular medicine 2010
Yoshio Araki Kenichi Mukaisho Hiroyuki Sugihara Yoshihide Fujiyama Takanori Hattori

The pathogenic mechanisms responsible for inflammatory bowel disease, especially ulcerative colitis (UC), are poorly understood. As an animal model, the oral administration of dextran sulfate sodium (DSS) induces colitis, which exhibits several clinical and histological features similar to UC. However, the pathogenic factors responsible for DSS-induced colitis and above all, the intestinal micr...

2008
Yucong Liu Andrew N. K. Chen

Past studies suggested that decision support systems (DSS) must be an “enabling” system aiming to enhance users’ capabilities and to leverage their skills and intelligence. This suggests that users be the center of DSS and users’ characteristics be an important factor of explaining their DSS acceptance behavior. Since DSS are aimed to work in semi-structured and unstructured task environment, p...

Journal: :IJDSST 2011
Omar F. El-Gayar Amit V. Deokar Jie Tao

While DSS development methodologies and implementation research are abound in the DSS literature, a gap still exists in terms of the ability to provide a holistic conceptual structure for improving the management and development of decision support systems, the ability to capture and share understanding of key DSS development processes, and most notably, the ability to provide guidance for DSS ...

2004
S Fujii T Fujimori H Kawamata J Takada K Kitajima F Omotehara T Kaihara T Kusaka K Ichikawa Y Ohkura Y Ono J Imura S Yamaoka

Background: Several animal models for human ulcerative colitis (UC) associated neoplasia have been reported. However, most neoplasias developed in these models have morphological and genetic characteristics different from UC associated neoplasia. Aims: To establish a new colitis associated neoplasia model in p53 deficient mice by treatment with dextran sulphate sodium (DSS). Methods: DSS coliti...

Journal: :Oncology reports 2012
Yoshio Araki Tadao Bamba Ken-ichi Mukaisho Osamu Kanauchi Hiromitsu Ban Shigeki Bamba Akira Andoh Yoshihide Fujiyama Takanori Hattori Hiroyuki Sugihara

The mechanisms responsible for human inflammatory bowel disease remain poorly understood. The pathogenic factors for dextran sulfate sodium (DSS)-induced colitis, one of the experimental animal colitis models, also remain unknown. Furthermore, detailed studies on DSS metabolism in the gut lumen have not been reported. Therefore, we investigated DSS metabolism in the mouse gut lumen and report t...

1998
David R. Arnott

Terms such as ‘adaptive’ and ‘evolutionary’ capture the organic nature of the development of a decision support system (DSS). However, they are rarely defined in DSS research and their meaning varies widely in the research literature. The aim of this paper is to contribute to decision support systems theory by clarifying the nature of the evolutionary process of a DSS. Using insight from the th...

Journal: :Gut 2004
S Fujii T Fujimori H Kawamata J Takeda K Kitajima F Omotehara T Kaihara T Kusaka K Ichikawa Y Ohkura Y Ono J Imura S Yamaoka C Sakamoto Y Ueda T Chiba

BACKGROUND Several animal models for human ulcerative colitis (UC) associated neoplasia have been reported. However, most neoplasias developed in these models have morphological and genetic characteristics different from UC associated neoplasia. AIMS To establish a new colitis associated neoplasia model in p53 deficient mice by treatment with dextran sulphate sodium (DSS). METHODS DSS colit...

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