نتایج جستجو برای: sv wave

تعداد نتایج: 224028  

2014
Thomas Blum Kasper van Wijk Roel Snieder

Remotely sensing the properties of fractures has applications ranging from exploration geophysics to hazard monitoring. Newly-developed capabilities to measure the in-plane component of dense laser-based ultrasound wave fields allow us to test the applicability of a linear slip model to describe fracture properties. In particular, we estimate the size, and the normal and tangential compliance o...

Journal: :Current Biology 2007
Aisa Sakaguchi-Nakashima James Y. Meir Yishi Jin Kunihiro Matsumoto Naoki Hisamoto

Neurons are polarized cells that contain distinct sets of proteins in their axons and dendrites. Synaptic vesicles (SV) and many SV proteins are exclusively localized in the presynaptic regions but not in dendrites. Despite their fundamental importance, the mechanisms underlying the polarized localization of SV proteins remain unclear. The transparent nematode Caenorhabditis elegans can be used...

Journal: :Journal of applied physiology 2002
Maria Angela Franceschini David A Boas Anna Zourabian Solomon G Diamond Shalini Nadgir David W Lin John B Moore Sergio Fantini

We present a noninvasive method to measure the venous oxygen saturation (Sv(O(2))) in tissues using near-infrared spectroscopy (NIRS). This method is based on the respiration-induced oscillations of the near-infrared absorption in tissues, and we call it spiroximetry (the prefix spiro means respiration). We have tested this method in three piglets (hind leg) and in eight human subjects (vastus ...

2013
Kathleen C. Basile Merle E. Hamburger Monica H. Swahn Colleen Choi

INTRODUCTION Little is known about the risk and protective factors for youth sexual violence (SV) perpetration across different types of relationships. This study examined factors associated with perpetrating SV against a dating partner and a same-sex peer. METHODS Analyses were based on data from a survey conducted in 2004 with public school boys and girls in grades 7, 9, 11, and 12 (N = 4,1...

Gh. Fallah Mohammadi, M. Ghanbar Moghadam, M. Vahabi Moghadam,

Background: Interventional cardiology procedures such as coronary angiography (CA) and percutaneous transluminal coronary angiography (PTCA) has been increased recent years. The purpose of this study was to measurement of effective dose to cardiology staffs who operate near the patient and are exposed to non-uniform radiation field due to patient scattered radiation. Materials and Methods: This...

Journal: :Geophysical Research Letters 2021

Reduction of seismic velocities has been employed to study the hydration incoming plates and forearc mantle in recent years. However, few constraints have obtained Southern Mariana Trench. We use an ocean bottom seismograph (OBS) deployment conduct Rayleigh wave tomographic studies derive SV-wave velocity structure near Measured group phase as a function period are inverted determine using Baye...

Journal: :Interactive cardiovascular and thoracic surgery 2013
Yuji Maruyama Hajime Imura Makoto Shirakawa Masami Ochi

Volume-rendering computed tomography (CT) without contrast medium has clearly demonstrated the 3-D mapping of the saphenous vein (SV). Contrastless volume-rendering CT was used to preoperatively evaluate the SV anatomy before coronary artery bypass grafting (CABG). This technique was useful for atypical anatomical variations, such as partial duplication of SV (Case 1) or varicose veins (Case 2)...

2014
Ilaria Bononi Paolo Perri Alice Begnardi Alessandra Martini Elisa Mazzoni Silvia Bosi Silvia Pietrobon Adolfo Sebastiani Mauro Tognon Fernanda Martini

The uveal melanoma (UM) is the most common human intraocular tumour. Simian Virus 40 (SV-40) is a small DNA tumor virus detected in some malignancies, including the cutaneous melanoma. In this study an indirect ELISA using synthetic peptides that mimic SV-40 antigens, was employed to detect antibodies against SV-40 in serum samples from UM patients. Our report indicates a significant higher pre...

Journal: :Hypertension 1999
G de Simone M J Roman M J Koren G A Mensah A Ganau R B Devereux

Ratio of stroke volume (SV, M-mode echocardiography) to pulse pressure (PP) has been proposed as an estimate of total arterial compliance and has been shown to be related to body size, age, and heart rate in normal adults. SV/PP was estimated in 294 hypertensive patients (98 women) as a raw value by use of SV/body surface area (SVi) and by the ratio of SV/PP to the value predicted by a previous...

Journal: :Journal of virology 1998
M Spiegel M Bitzer A Schenk H Rossmann W J Neubert U Seidler M Gregor U Lauer

Mixed infection of cells with both Moloney murine leukemia virus (MoMLV) and related or heterologous viruses produces progeny pseudotype virions bearing the MoMLV genome encapsulated by the envelope of the other virus. In this study, pseudotype formation between MoMLV and the prototype parainfluenza virus Sendai virus (SV) was investigated. We report for the first time that SV infection of MoML...

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