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551篇 您的检索式:作者名="Yazdi"
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1Prevalence of hepatitis C virus infection and its related risk factors in drug abuser prisoners in Hamedan-Iran显示文摘AIM: Recent studies in Iran has shown that prevalence of hepatitis C virus (HCV) infection among Iranian prisoners is high, in spite of low HCV seroprevalence in general population.METHODS: This study was carried out in the central prison of Hamedan - Iran, in year 2002. Inmates were interviewed using a standard questionnaire including demographic,imprisonment history and HCV-related risk behaviors items. Thereafter, the sera drawn from the participants were tested for anti-HIV and anti-HCV antibodies.RESULTS: A total number of 427 drug abuser inmates participated in our study. Three hundred and ninety-seven (93%) were men and 30 (7%) were women. Total number of Ⅳ drug abusers (IDA) and non-Ⅳ drug abusers (NIDA)was 149 (34.9%) and 278 (65.1%), respectively. The overall rate of antibody positivity among inmates was 0.9% for HIV and 30% for HCV. Of all IDAs, 31.5% and of NIDAs, 29.1% had serological evidence of HCV infection.CONCLUSION: The seroprevalence of HCV infection among drug abuser prisoners in comparison with the general population in Iran, is very high (30% vs in italics 0.2%).Our results indicate the importance of policies to prevent transmission of HCV infection during and following incarceration.Amir Houshang Mohammad Alizadeh Seyed Moayed Alavian Khalil Jafari Nastaran Yazdi 2005World Journal of Gastroenterology2005,11,26:5
2Use of quince seed mucilage edible films containing natural preservatives to enhance physico-chemical quality of rainbow trout fillets during cold storage显示文摘In this study quality changes of rainbow trout fillet wrapped with quince seed mucilage QSM film incorporated with 0–2%(V/V)thyme or oregano essential oil,as natural preservatives,during storage of 18 d at 4◦C were investigated.The control and wrapped fillet samples were analyzed for texture,lipid oxidation,and color characteristics.After 6 d of storage,a significantly increasing trend was observed for lipid oxidation in control samples.Peroxidation values(PV)varied for all treatments and remained lower than 8 meq/kg throughout the storage time(18 d).The lowest PV was obtained in fillets wrapped with QSM film containing 2%oregano essential oil.Compared to control samples,fillet samples wrapped with QSM films presented a significant reduction in pH after 12 d(P<0.05).L*and b*color parameters were increased while parameter a*was decreased linearly for all treatments during the storage time.Mohammad Jouki Seyed Ali Mortazavi Farideh Tabatabaei Yazdi Arash Koocheki Naimeh Khazaei 2014Food Science and Human Wellness2014,3,2:5
3A review on dural tail sign显示文摘'Dural tail sign' (DTS) which is a thickening of the dura adjacent to an intracranial pathology on contrast-enhanced T1 MR Images, was first thought to be pathognomonic of meningioma, however, many subsequent studies demonstrated this sign adjacent to various intra and extra-cranial pathologies and in spinal lesions. In this paper we outline the history, accompanying pathologies and the differentiation and probable pathophysiology of DTS. We also discuss whether we can predict tumoral involvement of the dural tail before surgery and whether the dural tail adjacent to a tumor should be resected.Houman Sotoudeh Hadi Rokni Yazdi 2010World Journal of Radiology2010,2,5:4
4Effect of intermittent aeration mode on nitrogen concentration in the water column and sediment pore water of aquaculture ponds显示文摘Nitrogen in pond sediments is a major water quality concern and can impact the productivity of aquaculture.Dissolved oxygen is an important factor for improving water quality and boosting fish growth in aquaculture ponds,and plays an important role in the conversion of ammonium-nitrogen(NH4-N)to nitrite-nitrogen(NO2--N)and eventually nitrate-nitrogen(NO3--N).A central goal of the study was to identify the best aeration method and strategy for improving water quality in aquaculture ponds.We conducted an experiment with six tanks,each with a different aeration mode to simulate the behavior of aquaculture ponds.The results show that a 36 hr aeration interval(Tc=36 hr:36 hr)and no aeration resulted in high concentrations of NH4-N in the water column.Using a 12 hr interval time(Tc=12 hr:12 hr)resulted in higher NO2--N and NO3--N concentrations than any other aeration mode.Results from an 8 hr interval time(Tc=8 hr:8 hr)and 24 hr interval time(Tc=24 hr:24 hr)were comparable with those of continuous aeration,and had the benefit of being in use for only half of the time,consequently reducing energy consumption.Dantong Zhu Xiangju Cheng David J.Sample Mohammad Nayeb Yazdi 2020Journal of Environmental Sciences2020,32,4:4
5PRODUCTION PLANNING PROBLEM WITH PRICING UNDER RANDOM YIELD:CVAR CRITERION显示文摘In this paper,we address a basic production planning problem with price dependent demand and stochastic yield of production.We use price and target quantity as decision variables to lower the risk of low yield.The value of risk control becomes more important especially for products with short life cycle.This is because,the profit implications of low yield might be unbearable in the short run.We apply Conditional Value at Risk(CVaR) to model the.risk.CVaR measure is a coherent risk measure and thereby having nice conceptual and mathematical underpinnings.It is also widely used in practice.We consider the problem under general demand function and general distribution function of yield and find sufficient conditions under which the problem has a unique local maximum.We also both analytically and numerically analyze the impact of parameter change on the optimal solution.Among our results,we analytically show that with increasing risk aversion,the optimal price increases.This relation is opposite to that of in Newsvendor problem where the uncertainty lies in demand side.Saman Eskandarzadeh Kourosh Eshghi Mohammad Modarres Yazdi Mohsen Bahramgiri 2014Journal of Systems Science and Systems Engineering2014,23,3:3
6First Research on Marine and Nonmarine Sedimentary Sequences and Micropaleontologic Significance across Permian/Triassic Boundary in Iran (Isfahan and Abadeh)显示文摘Abundant ichthyoid remains, conodonts and holothurians sclerites were recovered near the Permian/Triassic boundary from a section south of Isfahan. Recovered ichthyoid remains include shark micro teeth and scales. The ichthyolith material is similar to a Fasanian ichthyolith from the Zakazane area in the Slovak karst of the Western Carpathians, which represents a subspecies of Acodina triassica . Conodont species are mostly neogondolellids. This fauna indicates that the sedimentary environment was marine, while to the north of localities near Isfahan and Zagross, terrestrial deposition was dominant at that time. Aluminasilicate and kaolin are present in a continental unit in Dopolan refractory main (Shahid Nilchian mine) and a section south of Chahriseh Village, north of Isfahan. Pisolitie, ironstone facies and bauxite clay are common near the Permian/Triassic boundary in the Chahriseh region.Mehdi Yazdi Manizheh Shirani Department of Geology, University of Isfahan, Islamic Republic of Iran 2002Journal of China University of Geosciences2002,13,2:2
7Bone marrow microenvironment: The guardian of leukemia stem cells显示文摘Bone marrow microenvironment (BMM) is the main sanctuary of leukemic stem cells (LSCs) and protects these cells against conventional therapies. However, it may open up an opportunity to target LSCs by breaking the close connection between LSCs and the BMM. The elimination of LSCs is of high importance, since they follow cancer stem cell theory as a part of this population. Based on cancer stem cell theory, a cell with stem cell-like features stands at the apex of the hierarchy and produces a heterogeneous population and governs the disease. Secretion of cytokines, chemokines, and extracellular vesicles, whether through autocrine or paracrine mechanisms by activation of downstream signaling pathways in LSCs, favors their persistence and makes the BMM less hospitable for normal stem cells. While all details about the interactions of the BMM and LSCs remain to be elucidated, some clinical trials have been designed to limit these reciprocal interactions to cure leukemia more effectively. In this review, we focus on chronic myeloid leukemia and acute myeloid leukemia LSCs and their milieu in the bone marrow, how to segregate them from the normal compartment, and finally the possible ways to eliminate these cells.Mohammad Houshmand Teresa Mortera Blanco Paola Circosta Narjes Yazdi Alireza Kazemi Giuseppe Saglio Mahin Nikougoftar Zarif 2019World Journal of Stem Cells2019,11,8:2
8Noise analysis and characterization of a sigma-delta capacitive microaccelerometer显示文摘KULAH H CHAE J YAZDI N 2006IEEE Journal of solid-state Circuits2006,41,2:1
9Vitrification versus slow freezing gives excellent survival, post warming embryo morphology and pregnancy outcomes for human cleaved embryos显示文摘Mojtaba Rezazadeh Valojerdi Poopak Eftekhari Yazdi and Leila Karimian 2009J Assist Reprod Genet2009,26,6:1
10Inflammatory caspases in innate immunity and inflammation显示文摘Yazdi AS Guarda G D'Ombrain MC 2010J In- nate Immun2010,2,3:1
11The Role of the Psychological Capital on Quality of Work Life and Organi- zation Performance显示文摘Mortazavi S Yazdi S V S & Amini A 2012Interdisciplinary Journal of Con- temporary Research in Business2012,4,2:1
12Sleep Quality and quality of life in COPD patients with and without suspected obstructive sleep apnea显示文摘Zohal MA Yazdi Z Kazemifar AM 2014Sleep Disord2014,2014,50:1
13Effect of nonsurgi- cal periodontal treatment on C-reactive protein levels in maintenance hemodialysis patients显示文摘Yazdi FK Karimi N Rasouli M 2013Ren Fail2013,35,71:1
14A novel approach for reducing metal artifacts due to metallic dental implants显示文摘Yazdi M Beaulieu L 2006IEEE Nuclear Science Symposium Conference Record2006,4,:1
15Sublimation growth of AIN crystals: Growth mode and structure evolution 显示文摘YAKIMOVA R KAKANAKOVA-GEORGIEVA A YAZDI G K 2005Journal of Crystal Growth2005,281,:1
16A role for mitochondria in NLRP3 inflammasome activation 显示文摘Zhou R Yazdi AS Menu P 2011Nature2011,469,7329:1
17Maerophage migration inhibitory faetor as a potential biomarker of endometriosis 显示文摘Mahdian S Aflatoonian R Yazdi RS 2015Fertil Steri12015,103,1:1
18Immediate and chronic effects of AV delay optimization in patients with cardiac resynchronization therapy 显示文摘HARDT S E YAZDI S H BAUER A 2007Int J Cardiol2007,115,:1
19Triptolide in the treatment of psoriasis and other immune-mediated inflammatory diseases显示文摘Hart R Rostami Yazdi M Gerdes S el al 2012Br J Clin Pharmaol2012,74,3:1
20Predictive value of extent and grade of ductal carcinoma in situ in radiologically guided core biopsy for the status of margins in lumpectomy specimens 显示文摘Mai KT Yazdi HM Ford JC 2000Eur J Surg Oneo12000,26,:1
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