نتایج جستجو برای: stem curvature

تعداد نتایج: 318660  

Journal: :The Journal of the American Osteopathic Association 2015
Jason A Levy Melissa Marchand Leanne Iorio Gilles Zribi Michael P Zahalsky

CONTEXT Peyronie disease (PD) is a connective tissue disorder involving the formation of fibrous plaques in the tunica albuginea. Abnormal plaques and scar tissue create a chronic state of inflammation, causing increased curvature of the penis as well as erectile dysfunction. OBJECTIVE To determine the feasibility and effects of using placental matrix-derived mesenchymal stem cells (PM-MSCs) ...

Journal: :آب و خاک 0
محسن باقری بداغ آبادی محمدحسن صالحی جهانگرد محمدی نورایر تومانیان عیسی اسفندیارپور بروجنی

abstract limitations of traditional (conventional) soil surveys and improvement of information technology have lead soil surveyors to invent new methods which are generally called digital soil mapping (dsm). the aim of these methods is the prediction of soil classes or soil properties based on easily-available or measuring environmental variables. the objective of this investigation is to study...

ژورنال: گلجام 2014
زمانی, شادی, مجابی, سید علی,

One of the most common procedures for exporting and warehousing handmade carpets is keeping them folded over one another. Handmade carpets come out of their stable states by being folded,while increasing storage time can cause serious and sometimes irreversible changes to them. In this research, a pilot model carpet has kept folded under a load equal to 50 g/cm2 and then the applied load increa...

ژورنال: مرتع و آبخیزداری 2017

دشت سرها ازجمله مهمترین واحدهای ژئومرفولوژی می‏باشند که به لحاظ فعالیت‏ها انسانی و بهره برداری، بیشتر مورد توجه قرار می‏گیرند. تاکنون روش‏ها و عوامل مختلفی نیز جهت طبقه بندی مناطق دشتی ارائه شده است. یکی از روش‏های طبقه بندی که بیشتر در مطالعات منابع طبیعی در ایران مورد استفاده قرار می‏گیرد، تقسیم بندی واحد دشت سر به سه تیپ دشت سرلخت، اپانداژ و پوشیده می‏باشد که عوامل مختلف کمی و کیفی جهت تفکیک...

A. Rezvani M. Arasteh M. R. Khodarahmi T. Farajollahpour,

In this paper energy bands and Berry curvature of graphene was studied. Desired Hamiltonian regarding the next-nearest neighbors obtained by tight binding model. By using the second quantization approach, the transformation matrix is calculated and the Hamiltonian of system is diagonalized. With this Hamiltonian, the band structure and wave function can be calculated. By using calculated wave f...

2014
Renaud Bastien Stéphane Douady Bruno Moulia

Gravitropism, the slow reorientation of plant growth in response to gravity, is a major determinant of the form and posture of land plants. Recently a universal model of shoot gravitropism, the AC model, was presented, in which the dynamics of the tropic movement is only determined by the conflicting controls of (1) graviception that tends to curve the plants toward the vertical, and (2) propri...

Journal: :مرتع و آبخیزداری 0
امیر هوشنگ احسانی دانشیار دانشکدة محیط زیست، دانشگاه تهران مرضیه فروتن دانشجوی دکتری جغرافیا، دانشگاه کلگری کانادا

in this study the land surface in western half of hyper-arid lut desert, in south east of iran, which is covered by yardangs, a worldwide typical landform for aeolian erosion, were classified by self organizing maps (som) method. in the first step by using digital elevation model with 10 m resolution and matlab software, 22 morphometric parameters were calculated based on derivative of the surf...

Journal: :Remote Sensing 2017
Johannes Heinzel Markus O. Huber

Recently, a new method on tree stem isolation using volumetric image data from terrestrial laser scans (TLS) has been introduced by the same authors. The method transfers TLS data into a voxel grid data structure and isolates the tree stems from the overall forest vegetation. While the stem detection method yields on a three dimensional localisation of the tree stems, the present study introduc...

Journal: :Journal of virology 2000
C S Robison M A Whitt

In this report, we show that the glycoprotein of vesicular stomatitis virus (VSV G) contains within its extracellular membrane-proximal stem (GS) a domain that is required for efficient VSV budding. To determine a minimal sequence in GS that provides for high-level virus assembly, we have generated a series of recombinant DeltaG-VSVs which express chimeric glycoproteins having truncated stem se...

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