نتایج جستجو برای: stress system

تعداد نتایج: 2616479  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

selective desulfurization of thiocarbonyls to carbonyls thioacetalization of aldehydes and ketones a useful reagent system for the dethioacetalization reactions

Journal: :TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A 1995

Introduction: Antioxidant defense system, including enzymatic and non-enzymatic antioxidants, protects cells from oxidative damage by neutralizing oxidant compounds. Increasing the production of oxidant species and decrease activity of antioxidant system causes oxidative stress. The role of oxidative stress in the pathogenesis of human diseases and strengthening of human antioxidant defense sys...

Free radical can be defined as a molecule or molecular fragments containing unpaired electron in the outer orbital, which react with nearby molecules to get stability. There are two types of them in the body: oxygen free radicals and nitrogen free radicals. Our body has an antioxidant defense system which prevents accumulation of these radicals. There is a balance between free radical produc...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1389

nowadays, the development of anti cancer drugs is an important subject in pharmacology. bisphosphonates (b.p) are a great choice for design and production of the types of drugs which not only could perform as anti cancer agents but also could inhibit the function of acetyl cholinesterase (ache). ache hydrolyzes the acetylcholine (which is a neurotransmitter in nervous system) using the oh in i...

Journal: :journal of medical ethics and history of medicine 0
fariba borhani assistant professor, faculty of nursing & midwifery, medical ethics and law research center, shahid beheshti university of medical sciences, tehran, iran. abbas abbaszadeh professor, faculty of nursing & midwifery, shahid beheshti university of medical sciences, tehran, iran. nouzar nakhaee professor, kerman university of medical sciences, kerman, iran. mostafa roshanzadeh faculty member of birjand university of medical sciences, birjand, iran.

moral distress and professional stress are common problems that can have adverse effects on nurses, patients, and the healthcare system as a whole. thus, this cross-sectional study aims to examine the relationship between moral distress, professional stress, and intent to stay in the nursing profession. two hundred and twenty full-time nurses employed at teaching hospitals in the eastern region...

Introduction: Various lesions trigger an inflammatory response in the host body. These injuries include surgical stress Surgery exerts stress on the body. Systemic inflammatory syndrome is a reflection of the degree of surgical stress and as a system of assessing the severity of postoperative stress. Regular complexes of inflammatory polypeptide molecules contribute to the development of this i...

Journal: :چغندرقند 0
مهدی برادران فیروزآبادی دانشجوی دکتری زراعت دانشگاه تبریز محمد عبداللهیان نوقابی عضو هیأت علمی مؤسسه تحقیقات چغندرقند فرخ رحیم زاده خوئی دانشکدة کشاورزی دانشگاه تبریز محمد مقدم دانشکدة کشاورزی دانشگاه تبریز ذبیح اله رنجی عضو هیأت علمی مؤسسه تحقیقات چغندرقند، مهدیه پارسائیان دانشجوی کارشناسی ارشد اصلاح نباتات دانشگاه صنعتی اصفهان

a field experiment was carried out during 2001 in the experimental fields of sugar beet seed institute in karaj. the objective of this study was to determine the response of some quantitative and qualitative traits of three sugar beet lines subjected to continuous water stress and normal conditions. three sugar beet lines 7219-p.69, bp-karaj and 7112 as tolerant, semi tolerant and sensitive to ...

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