نتایج جستجو برای: burst

تعداد نتایج: 28564  

بلورچیان, دکتر نوشین, داداش‌زاده, دکترسیمین, نصرالهی نصرآباد, دکتر اعظم,

Abstract Introduction: Preparation of tramadol HCl sustained release delivery system as an analgesic drug could improve its efficacy, reduce side effects and increase patient compliance. Objective: The aim of the present study was to prepare tramadol HCl loaded microspheres and coat them by solvent evaporation (ESE) method, in order to obtain an appropriate sustained release behavior and to p...

Journal: :Neuromodulation : journal of the International Neuromodulation Society 2015
Nathan D Crosby Melanie D Goodman Keiser Jenell R Smith Martha E Zeeman Beth A Winkelstein

INTRODUCTION Although burst spinal cord stimulation (SCS) has been reported to reduce neuropathic pain, no study has explicitly investigated how the different parameters that define burst SCS may modulate its efficacy. The effectiveness of burst SCS to reduce neuronal responses to noxious stimuli by altering stimulation parameters was evaluated in a rat model of cervical radiculopathy. METHOD...

Journal: :The Astrophysical Journal Supplement Series 2001

Journal: :Optical Switching and Networking 2013
Kyriaki Seklou Angeliki Sideri Panagiotis C. Kokkinos Emmanouel A. Varvarigos

We propose new burst assembly schemes and fast reservation (FR) protocols for Optical Burst Switched (OBS) networks that are based on traffic prediction. The burst assembly schemes aim at minimizing (for a given burst size) the average delay of the packets incurred during the burst assembly process, while the fast reservation protocols aim at further reducing the end-to-end delay of the data bu...

Journal: :Pacing and clinical electrophysiology : PACE 1993
H Calkins R el-Atassi S Kalbfleisch J Langberg F Morady

The objective of this study was to compare prospectively the efficacy of fixed burst pacing with that of decremental burst pacing in terminating VT. Forty-four patients with inducible sustained monomorphic VT were studied. The efficacy of fixed burst and decremental burst pacing for terminating 57 distinct types of VT were compared during 50 electrophysiology tests (mean VT cycle length = 334 +...

Journal: :Journal of neurophysiology 1980
R L Calabrese

1. Several heart interneurons (HN cells) of the leech nerve cord have impulse-initiation sites in every segmental ganglion through which their single axons pass. All these initiation sites are capable of producing rhythmic impulse bursts. However, under normal conditions a dominant primary initiation site in the ganglion where the cell body is located suppresses the activity of the other second...

H. A. Ebrahimzadeh-Mousavi , M. Norouzi , M. Soltani , N. Shahbazian, N. Sheikhzadeh,

The present study was undertaken to investigate the effects of Zataria multiflora and Eucalyptus globolus essential oils on some haematological parameters and respiratory burst activity in common carp (Cyprinus carpio). 260 fish (30±5g) were randomly distributed in 13 treatment groups each one in three replicates and different doses of essential oils in 16-17ºC were administrated. The fish were...

Journal: :nanomedicine journal 0
shahryar shakeri department of biotechnology, institute of science and high technology and environmental sciences, graduate university of advanced technology, kerman, iranسازمان اصلی تایید شده: دانشگاه تحصیلات تکمیلی صنعتی کرمان (graduate university of advanced technology) rasoul roghanian department of biology, faculty of sciences, university of isfahan, isfahan, iranسازمان اصلی تایید شده: دانشگاه اصفهان (isfahan university) giti emtiazi department of biology, faculty of sciences, university of isfahan, isfahan, iranسازمان اصلی تایید شده: دانشگاه اصفهان (isfahan university) cesare errico department of chemistry and industrial chemistry, university of pisa, via risorgimento 35, 56126 pisa, italy emo chiellini department of chemistry and industrial chemistry, university of pisa, via risorgimento 35, 56126 pisa, italy federica chiellini department of chemistry and industrial chemistry, university of pisa, via risorgimento 35, 56126 pisa, italy

objective(s):despite of wide range applications of polymeric nanoparticles in protein delivery, there are some problems for the field of protein entrapment, initial burst and controlled release profile.   materials and methods: in this study, we investigated the influence of some changes in plga nanoparticles formulation to improve the initial and controlled release profile. selected parameters ...

Journal: :physiology and pharmacology 0
parviz shahabi department of physiology, faculty of medical sciences, tarbiat modares university, tehran, ir, iran ali gorji westfälische wilhelms-universität münster, institut für physiologie i, münster, germany yaghoub fathollahi department of physiology, faculty of medical sciences, tarbiat modares university, tehran, ir, iran mahyar janahmadi neuroscience research centre and department of physiology, medical school, shahid beheshti medical sciences university,tehran, iran. javad mirnajafi-zade department of physiology, faculty of medical sciences, tarbiat modares university, tehran, ir, iran jalil arabkheradmand shefa neuroscience center, tehran, iran

introduction: a close link between spreading depression (sd) and several neurological diseases such as epilepsy could be demonstrated in many experimental studies. epilepsy is among the most common brain disorders. despite a large number of investigations, its mechanisms have not been yet well elucidated. hippocampus is one of the important structures involved in seizures. the aim of this study...

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