نتایج جستجو برای: 38 تا 94 ق
تعداد نتایج: 365111 فیلتر نتایج به سال:
فاصله بین سقوط ایلخانان (736 ق) تا روی کار آمدن صفویان (907 ق) از پرآشوبترین و آشفتهترین دورههای تاریخ ایران است که عرصه را برای نضج و قدرتگیری حکومتهای مختلفی در گوشه و کنار ایران فراهم آورد. جغرافیای سیاسی قبایل کُرد در غرب و شمال غرب که صحنه قدرتنمایی آل جلایر، تیموریان، قراقویونلوها و آق قویونلوها بود از جمله حوزههای موردتوجه و فعالیت حکومتهای مورد اشاره بود. پژوهش حاضر درصدد پژوهش د...
introduction: neonatal jaundice has a significant prevalence, and in severe cases, causes permanent neurological sequela. many studies have carried out on neonatal jaundice and its predisposing and exacerbating factors. on the other hand, delivery method (cesarean vs vaginal) has been suggested as a predisposing factor for many of neonatal complications in many studies. the aim of this study is...
Opioids are among the oldest therapies in our armamentarium, and clinicians recognize their universal utility to limit human distress from pain. Opioids enjoy widespread use as potent analgesics, even though they are abused because of their psychoactive properties. Although the therapeutic and toxic doses are difficult to predict because of the development of tolerance with chronic use, the pri...
Incisional hernias of the abdominal wall occur in up to 11% of all other postoperative patients and in as many as 23% of patients with postoperative wound infections. Trocar site hernias after laparoscopic surgery are reported in up to 6% of patients. Parastomal hernia formation occurs in 28% of ileostomies and 48% of colostomies. Morbidity depends on the location and contents of the hernia, as...
OBJECTIVE Patients with head and neck cancer frequently present to academic tertiary referral centers with imaging studies that have been performed and interpreted elsewhere. At our institution, these outside head and neck imaging studies undergo formal second opinion reporting by a fellowship-trained academic neuroradiologist with expertise in head and neck imaging. The purpose of this study w...
The purpose of this issue of Hazard is to provide an overview of injury deaths in Victoria based on the Victorian Coroner’s Facilitation System. Although these data are not timely, they highlight outstanding causes and identify trends and changes over time to an extent unavailable from other current sources. It updates Hazard 11, June 1992 and provides an insight into the depth of timely data s...
It is argued that the titled non-linear effects (NLE) may arise whenever the order of the reaction in the chiral catalyst in greater than 1. In a fundamental departure from previous approaches, this is mathematically elaborated for the second order case. (NLE may also be observed if the chiral catalyst forms non-reacting dimers in a competing equilibrium; practically, however, this implies the ...
در مقالة حاضر نسخهای نفیس از تاریخ نگارستان، اثر قاضی احمد بن محمد غفاری، از نویسندگان معروف قرن دهم هجری، بررسی شده است. این نسخه به شمارة 583 در کتابخانة کاخ گلستان نگهداری میشود. در این پژوهش، برای توضیح ویژگیهای نسخة مذکور، آن را با پنج نسخة خطی و یک چاپ سنگی این اثر مقایسه کردهایم. این نسخهها عبارتاند از: نسخ مورخ 993 ق، 1003 ق، و 1015 ق محفوظ در کتابخانة ملی ایران، نسخة مورخ 1010 ...
Protein tyrosine phosphorylation in purified synaptic vesicles from rat forebrain has been studied in the presence of Mn2+ and orthovanadate. High levels of endogenous protein tyrosine phosphorylation were observed. Four major phosphoproteins, with apparent molecular masses of 105, 94, 38, and 30 kDa, were shown to contain phosphotyrosine. The 38-kDa phosphoprotein was identified as synaptophys...
Background: A thorough understanding of the Rheumatic Heart disease is important to aid in the management of patients with RHD. We hereby thus study various presentations, distributions, clinical profile of various types of valvular involvement in patients with RHD, complications of RHD such as heart failure, arrhythmias, chamber dilation, thromboembolic manifestation, pulmonary hypertension et...
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