نتایج جستجو برای: root clearing

تعداد نتایج: 146321  

2007
Kurt Thorn Chester Chamberlain Nan Tang

Sample preparation for confocal microscopy typically involves fixing and staining, followed by clearing and mounting. Clearing involves treatment with solvent to dissolve lipids and other structures that cause light scattering and reduce the ability to image through thick specimens. Mounting involves transfer of the specimen into a medium which matches the refractive index the objective is desi...

2012
Marie-Noëlle Calès Laurent Granier Nadège Marchand

For several years, European financial markets have been the place of important mutations. These mutations have hit both stock markets themselves as well as the infrastructures including all necessary services for the transactions on financial securities. Among the market services to which the investors appeal, is the clearing of the orders, the service which allows reducing exchanged flows whil...

Journal: :journal of agricultural science and technology 0
h. asadi department of soil science, faculty of agricultural engineering and technology, university of tehran, karaj, islamic republic of iran. m. honarmand department of soil science, faculty of agricultural sciences, university of guilan, rasht, islamic republic of iran. m. vazifedoust department of soil science, faculty of agricultural sciences, university of guilan, rasht, islamic republic of iran. a. moussavi department of soil science, faculty of agricultural sciences, university of guilan, rasht, islamic republic of iran.

risk assessment of soil erosion, one of the most important land degradation problems worldwide, is very essential for land and water resources management, and development of soil conservation methods. in the present study, the temporal changes of soil erosion risk were assessed from 1987 to 2010, based on the revised universal soil loss equation (rusle) using remote sensing (rs) and geographic ...

Journal: :journal of dentistry, tehran university of medical sciences 0
l. sadighpour assistant professor, department of prosthodontics , faculty of dentistry, tehran university of medic s. rezaei associate professor, department of prosthodontics , school of dentistry, tehran university of medica f. geramipanah associate professor, department of prosthodontics , school of dentistry, tehran university of medica m. mohammadi post graduate resident, department of oral and maxillofacial surgery, faculty of dentistry, shahid b choubchian dentist, private practioner

objective: contradictory results have been reported over microleakage studies of restorative materials and methods. despite the number of publications on leakage there are few evidences comparing the different microleakage evaluation methods. the purpose of the present study was to compare the clearing technique and longitudinal sectioning in the evaluation of dye penetration along a glass fibe...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1393

مقدمه و هدف: یکی از مهمترین فاکتورهای موفقیت در درمان ریشه، آماده سازی مناسب کانال ریشه و تا حد امکان حفظ ناحیه پری آپیکال، بدون تغییر می باشد. تعیین طول کارکرد صحیح، فاکتوری ضروری برای رسیدن به به این هدف می باشد. رایج ترین تکنیکهای تعیین طول کارکرد، رادیوگرافی معمولی و آپکس لوکیتورهای الکترونیکی می باشند. هدف این مطالعه و c-shape آزمایشگاهی، ارزیابی دقت آپکس لوکیتور در اندازه گیری طول کار...

Journal: :Journal of Money, Credit and Banking 2021

We study three generic clearing arrangements in the presence of two-sided limited commitment: simple bilateral clearing, segregated collateral through a third party, and—most sophisticated—central counterparty (CCP) clearing. Clearing secures settlement obligations from over-the-counter forward contracts that smooth income risk-averse traders. requires to guarantee settlement; this is costly, a...

2010
Darrell Duffie Haoxiang Zhu

We show whether central clearing of a particular class of derivatives lowers counterparty risk. For plausible cases, adding a central clearing counterparty (CCP) for a class of derivatives such as credit default swaps reduces netting efficiency, leading to an increase in average exposure to counterparty default. Further, clearing different classes of derivatives in separate CCPs always increase...

Journal: :Applied and environmental microbiology 1980
T L Highley

Cellulose degradation by four cellulose-clearing brown-rot fungi in the Coniophoraceae-Coniophora prasinoides, C. puteana, Leucogyrophana arizonica, and L. olivascens-is compared with that of a non-cellulose-clearing brown-rot fungus, Poria placenta. The cellulose- and the non-cellulose-clearing brown-rot fungi apparently employ similar mechanisms to depolymerize cellulose; most likely a nonenz...

Journal: :Interactive science 2019

Journal: :Nature Reviews Neuroscience 2012

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