نتایج جستجو برای: somoclonal variation

تعداد نتایج: 296558  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1393

در این مطالعه، محیط کلریمتریک آنتی بیوگرام که در دانشگاه الزهرا طراحی گردیده است با محیط quicolor شرکت سالوبریس آمریکا و محیط مولر هینتون آگار مقایسه گردید. الگوی حساسیت صد جدایه انترو باکتریاسه با شش آنتی بیوتیک مختلف مشخص گردید. توافق هر سه روش با آنالیزکاپا بررسی گردید. با ده بار تکرار تست حساسیت آنتی بیو تیکی دو سوش استاندارد و دو جدایه بالینی از خانواده انتروباکتریاسه، در هر سه محیط مقادیر...

Journal: :journal of current ophthalmology 0
هرمز شمس hormoz chams محسن رستمی mohsen rostami سیدفرزاد محمدی s-farzad mohammadi shigeaki ohno

purpose : to review epidemiological aspects of uveitis in asia and compare it with few major reports from outside of this continent methods : we have reviewed 522 articles concerning the causes and patterns of uveitis and 22 major epidemiology reviews, registered from 1962 to 2009 in medline-database. we have selected 7 major reviews from asia and compared it with five major articles from afric...

Journal: :jentashapir journal of health research 0
elahe barfi department of anatomy, faculty of medicine, lorestan university of medical sciences, khorramabad, ir iran afshin hassanvand student research committee, lorestan university of medical sciences, khorramabad, ir iran jafar rezaiean department of anatomy, faculty of medicine, lorestan university of medical sciences, khorramabad, ir iran mandana beigi brojeni department of anatomy, faculty of medicine, lorestan university of medical sciences, khorramabad, ir iran mohammad reza gholami department of anatomy, faculty of medicine, lorestan university of medical sciences, khorramabad, ir iran; department of anatomy, faculty of medicine, lorestan university of medical sciences, khorramabad, ir iran

introduction the brachial plexus, a complex network of nerves, innervates to the upper limbs. variation in the course of the nerves in the upper limb is common. case presentation this paper describes two cases of upper limb variations in a cadaver dissected at lorestan university of medical sciences. in the first variation, the median nerve in the arm has a different route, so that the median m...

A characteriation of continuity of the $p$-$Lambda$-variation function is given and the Helly's selection principle for $Lambda BV^{(p)}$ functions is established. A characterization of the inclusion of Waterman-Shiba classes into classes of functions with given integral modulus of continuity is given. A useful estimate on modulus of variation of functions of class $Lambda BV^{(p)}$ is found.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 0

تمام ویژیگهای فیزیکی (ارزشهای انتظاری) سیستمهای کوانتم مکانیکی با در دست داشتن تابع موج حاصل از حل معادله مستقل از زمان شرودینگر برای این سیستمها قابل محاسبه می باشند، ولی به علت مشکلات ریاضی، بجز برای سیستمهای بسیار ساده، معادله مذکور بطور کامل حل نمیشود. بطور مثال، برای اتم دوالکترونی هلیوم، حتی در نگرش غیرنسبی نیز حل کامل معادله مستقل از زمان شرودینگر امکان پذیر نیست و لذا اهمیت فوق العاده ر...

2007
Persi Diaconis Michael D. Perlman

The tail probabilities of two weighted sums of independent gamma random variables are compared when the first vector of weights majorizes the second vector of weights. The conjecture that the two cumulative distribution .functions cross exactly once is established in four special cases by means of the variation-diminishing property of totally positive kernels. Bounds are obtained for the locati...

Journal: :caspian journal of neurological sciences 0
mozaffar hosseininezhad department of neurology, poursina hospital, guilan university of medical sciences, rasht, iran hamidreza hatamian department of neurology, poursina hospital, guilan university of medical sciences, rasht, iran babak bakhshayesh-eghbali department of neurology, poursina hospital, guilan university of medical sciences, rasht, iran yaser moaddabi department of neurology, poursina hospital, guilan university of medical sciences, rasht, iran ; [email protected]

background: temporal variation of stroke onset is suggested in some studies contained somewhat varieties. it is proposed that some predisposing changes occur in some ascertained times consequently resulted in stroke occurrence in some special times. objective: to determine the circadian and circaseptan variation of stroke onset. materials and methods: this cross sectional study was conducted fr...

Journal: :journal of dentistry, tehran university of medical sciences 0
ar. talaiepour aa. sazgar a. bagheri

statement of problem: variation in paranasal sinus anatomy as shown on computed tomographic scans is of potential significance for it may pose risks during surgery or predispose to certain pathologic conditions. purpose: the aim of this study was to assess the relative frequency and concurrence of variations in paranasal sinus anatomy in a given population and to compare the results with previo...

Journal: :iranian journal of allergy, asthma and immunology 0
zahra rezaieyazdi jalil tavakkol-afshari ehsan esmaili elyas orouji fakhrozaman pezeshkpour mohammad khodadoost

systemic lupus erythematosus (sle) is an autoimmune disease in which polymorphisms within the human leukocyte antigen (hla) region have been associated to its etiology. we conducted this study to compare the hla-dqb1 allelic sequence variation among sle patients and controls in the northeast of iran. genomic dna of 40 sle patients and 83 healthy controls were amplified by polymerase chain react...

Journal: :journal of biotechnology and health sciences 0
mahin bakhshi department of oral and maxillofacial medicine, dental school, shahid beheshti university of medical sciences, tehran, ir iran zahra hassani department of oral and maxillofacial medicine, dental school, shahid beheshti university of medical sciences, tehran, ir iran maryam tofangchiha department of oral and maxillofacial radiology, dental school, qazvin university of medical sciences, qazvin, ir iran maryam baharvand department of oral and maxillofacial medicine, dental school, shahid beheshti university of medical sciences, tehran, ir iran; department of oral and maxillofacial medicine, dental school, shahid beheshti university of medical sciences, p. o. box: 1983963113, tehran, ir iran. tel: +98-2129902311

results out of the 129 elderly participants, aged between 60-87 years (mean: 66.71 ± 6.21), males constituted 58.1% (n = 75) of patients and female were 41.9% (n = 54). normal variations of oral mucosa were observed in 62% (n = 80) of patients, while 44.2% (n = 57) had oral mucosal lesions. normal variations were significantly associated with smoking (or = 1.2), while denture wearers were at hi...

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