نتایج جستجو برای: emd

تعداد نتایج: 2550  

ژورنال: مجله دندانپزشکی 2006
اسکندریون, سولماز , سلیمانی‌شایسته, یداله , محسنی‌صالحی‌منفرد, سید حسین ,

Background and Aim: Intrabony periodontal defects are important problems in periodontology and up to now several ways have been suggested for their treatment .Treatment with enamel matrix derivatives (EMD) has been shown to enhance periodontal regeneration. There is limited information available from clinical trials regarding the performance of EMD in the treatment of periodontal intrabony defe...

ژورنال: :مجله دندانپزشکی 0
مژگان پاک نژاد m. pak nejad امیررضا رکن am. rokn حسن سمیاری h. semyari

emd فعال کننده ساخت سمنتوم، لیگامان پریودنتال و استخوان در مرحله تکامل فولیکول دندانی است. بررسیهای هیستولوژیک نشان داده اند که کاربرد emd موجب افزایش تشکیل سمان بدون سلول می گردد. سمان بدون سلول با الیاف خارجی، به خوبی با عاج زیرین اتصال پیدا می کند. به نظر می رسد که emd برای سلول ها به عنوان ماتریکس عمل می کند و موجب فراهم شدن محیطی مناسب برای تکثیر و تمایز سلولها جهت بازسازی بافت می گردد. هد...

This paper presents a new framework based on modified EMD method for detection of single and multiple PQ issues. In modified EMD, DWT precedes traditional EMD process. This scheme makes EMD better by eliminating the mode mixing problem. This is a two step algorithm; in the first step, input PQ signal is decomposed in low and high frequency components using DWT. In the second stage, the low freq...

Journal: :Chest 1992
N A Paradis G B Martin M G Goetting E P Rivers M Feingold R M Nowak

We measured aortic pressure during clinically apparent cardiac electromechanical dissociation (EMD). Patients with pulse pressures were designated as having pseudo-EMD; those without, as having true EMD. Of the 200 patients studied, 54 presented with EMD, and 40 others developed it during resuscitation. Of the 94 with EMD, 39 were found to have pseudo-EMD. We compared the two types of EMD for e...

2005
Carlo Ventura Redonda Miller Hans-Peter Wolf Norbert Beier Rochus Jonas Michael Klockow Inge Lues Osamu Hano Harold A. Spurgeon Edward G. Lakatta Maurizio C. Capogrossi

no presently available drug acts predominantly as a myofilament sensitizer in situ. We have investigated the effects and the mechanism of action of novel diazinone derivatives, EMD 54622, EMD 53998, and EMD 54650 (developed by E. Merck, Darmstadt), on guinea pig myocardial preparations. Forceand ATPase-pCa relations in skinned fibers show differing potencies of these agents on myofilament sensi...

ژورنال: مجله دندانپزشکی 2001
رکن, امیررضا , سمیاری, حسن , پاک نژاد, مژگان ,

The aim of the present study was the histological evaluation of Enamel Matrix Derivative (EMD) effectiveness for regeneration of periodontal defects. EMD activates cementum synthesis, PDL and bone during the maturation stage of follicole. In this research, EMD was used in surgical defects of premolar teeth in four adult sheep. Muccoperiosteal flap was reflected in buccal site of teeth. The bucc...

Journal: :Advances in Adaptive Data Analysis 2011
Minjeong Park Donghoh Kim Hee-Seok Oh

Empirical mode decomposition (EMD) is a data-driven technique that decomposes a signal into several zero-mean oscillatory waveforms according to the levels of oscillation. Most of the studies on EMD have focused on its use as an empirical tool. Recently, Rilling and Flandrin [2008] studied theoretical aspects of EMD with extensive simulations, which allow a better understanding of the method. H...

Journal: :Endocrinology 1997
J P Schro der-van der Elst D van der Heide H Rokos J Ko Hrle G Morreale de Escobar

The synthetic flavonoids EMD 23188 and EMD 49209, developed as T4 analogs, displace T4 from transthyretin, and in vitro they inhibit 5'-deiodinase activity. In vivo EMD 21388 causes tissue-specific changes in thyroid hormone metabolism. In tissues that are dependent on T3 locally produced from T4, total T3 was diminished. It was not known whether it was the presence of EMD interfering with 5'-d...

Journal: :Fogorvosi szemle 2007
Anton Sculean Péter Windisch Ferenc Döri Tibor Keglevich Balint Molnár István Gera

The goal of regenerative periodontal therapy is the reconstitution of the lost periodontal structures (i.e. the new formation of root cementum, periodontal ligament and alveolar bone). Results from basic research have pointed to the important role of the enamel matrix protein derivative (EMD) in the periodontal wound healing. Histological results from animal and human studies have shown that tr...

2006
Haibin Ling Kazunori Okada

We propose a fast algorithm, EMD-L1, for computing the Earth Mover’s Distance (EMD) between a pair of histograms. Compared to the original formulation, EMD-L1 has a largely simplified structure. The number of unknown variables in EMD-L1 is O(N) that is significantly less than O(N) of the original EMD for a histogram with N bins. In addition, the number of constraints is reduced by half and the ...

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