نتایج جستجو برای: control or experimental

تعداد نتایج: 4857329  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1390

چکیده هدف: سرطان تیروئید شیوع رو به رشدی را در طی دهه های گذشته نشان می دهد. مشخص شده، پلی مورفیسم های ژن های ترمیم dna و جهش ها بر روی ریسک سرطان موثر هستند. ما ارتباط بین پلی مورفیسم های مربوط به ژنهای مسئول ترمیم شکاف های dna دورشته ای(dsbs) را با ریسک سرطان تیروئید تمایز یافته(dtc) بررسی کردیم. در این طرح دو پلی مورفیسم تک نوکلئوتیدی(snp)، از ژن rad52 را ژنوتایپ کردیم. دو snp مورد نظر [gl...

Journal: :iranian journal of radiation research 0
s. arya department of zoology, university of rajasthan, jaipur-302055, india j. sharma department of zoology, university of rajasthan, jaipur-302055, india

background: radiotherapy is the main modality of cancer treatment. there are many chemical radioprotectors which unfortunately have lethal or toxic effect. therefore the search is on to find out natural plant based radioprotectors. a well known medicinal plant,which is more acceptable to the body, tinospora cordifolia, was tested in animal tissues against gamma radiations. radioprotective effec...

Journal: :international journal of advanced biological and biomedical research 2014
mojdeh khanalizadeh mahmood najafian

introduction and objective: liver is an important body organ without which life is impossible. cyclophosphamide is an alkylating agent widely used as an anti-cancer (“antineoplastic” or “cytotoxic”) chemotherapy drug. the present study aimed to find a suitable antioxidant and examine the effect of vitamin e and selenium on reducing the side effects of cyclophosphamide on liver as a vital organ....

Journal: :cell journal 0

objective: melatonin, the pineal gland hormone as a direct or indirect antioxidant and free radical scavenger, is involved in the process of both aging and age-related diseases. this study investigates the effects of melatonin on the histology of testicular seminiferous tubules in aged mice. materials and methods: twenty male, white mice, aged 16 months, that weighed 20-23 gr were equally divid...

Journal: :علوم زیستی ورزشی 0
فرناز ترابی استادیار دانشگاه پیام نور احمد فرخی استاریار دانشگاه تهران

the aim of this study was to investigate the effect of different rhythms of music on some central and peripheral fatigue indices in non-athlete young females. for this purpose, 38 healthy female students were randomly divided into three groups: fast music group or exp1 (n=13, m+sd age: 22+2 years), slow music group or exp2 (n=13, m+sd age: 23+2 years) and control group (n=12,m+sd age: 23+2 year...

سقراط فقیه زاده, , شیوا سادات بصامپور, , فاطمه رضایی, , فاطمه محمدزاده, , فاطمه گودرزی, , معصومه ذاکری مقدم, ,

  Background and Aim : Coma has many complications affecting cognitive, perceptive and emotional functions. Sensory deprivation as one of the most common complications is considered as threatening for the patient. It is developed by decreasing sensory inputs or receiving monotone or unstructured stimulations. Sensory stimulation of comatose patient may prevent these complications, but using the...

Journal: :nursing and midwifery studies 0
nasrin baghdari department of midwifery, school of nursing and midwifery, mashhad university of medical sciences, mashhad, ir iran elahe sadeghi sahebzad department of midwifery, school of nursing and midwifery, mashhad university of medical sciences, mashhad, ir iran; department of midwifery, school of nursing and midwifery, mashhad university of medical sciences, mashhad, ir iran masoomeh kheirkhah department of midwifery, faculty of nursing and midwifery, iran university of medical sciences, tehran, ir iran elham azmoude department of midwifery, school of nursing and midwifery, torbat heydariyeh university of medical sciences, torbat heydariyeh, ir iran

conclusions the pregnancy adaptation training package increased the adaptation and maternal-fetal attachment scores in pregnant women with a history of baby loss. results before the intervention, there were no statistically significant differences between the study and control groups in terms of maternal-fetal attachment (p = 0.280) and adaptation to pregnancy (p = 0.883). however, following th...

Cottonseed meal was hydrolyzed using five types of enzymes: alkalase, chymotrypsin, pepsin, trypsin, and pancreatin. The experiment was carried out using 240 male broilers of Ross 308 strain in a completely randomized design with 4 treatments and 5 replications from 1 to 35 days of age and during the starter (1-15 days) and grower (16-35 days) phases. The experimental diets were the control die...

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