نتایج جستجو برای: fre quency domain

تعداد نتایج: 406373  

2002
Kristiaan D'Août Peter Aerts Dirk De Clercq Kirsten Schoonaert Evie Vereecke Linda Van Elsacker

We describe a setup, in the Animal Park of Planckendael (Belgium), for an integrated study of terrestrial locomotion in bonobos (Pan paniscus). The setup consists of two orthogonal video cameras (50 Hz), and of three synchronized measurement units (250 Hz) incorporated in the floor of the walkway. Each unit consists of a force plate and a functionally coupled highresolution pressure-sensitive m...

2006
Junichi Kurebayashi Sandra W. McLeskey Michael D. Johnson Marc E. Lippman Robert B. Dickson Francis G. Kern

We recently established transfectants of MCF-7 human breast cancer cells with fibroblast growth factor 4 (Jgf-4) that showed rapid growth and spontaneous metastasis in ovariectomized and tamoxifen-treated nude mice. To establish a spontaneous metastatic model of human breast cancer cells in nude mice with a sensitive marker for detection of micrometastasis, the transfection offgf-4 was combined...

1999
David Shapiro

The present time is characterized by the greate acivements of the computer technologies structures memory fre quency and methods of the calculations and wide dif ferentiation of the neurochips One priority of the future stage of the civilization will be the Personal orientness for the diffrent forms the User s activity business cul ture medicine etc These possibilities allow to realize the impo...

2015
Prachi Tyagi

AbstractIn this paper we describe the design of microwave low pass filter by using micro strip layout. Most of the communication system has an RF front end that performs signal processing with RF filters. Micro strip filters provides a low cost means for this. Filters play an important role in microwave applications. Microstrip filter is a two port network used to control the fre-quency respons...

Journal: :Cancer research 1974
P J Donovan J A DiPaolo

depends upon: (a) concentration of caffeine; (fc) time of addition of caffeine; (c) length of exposure; and (d) carcinogen used. The addition of caffeine to cells treated 1 hr previously with carcinogen resulted in the potentiation of toxicity. Toxicity increased with caffeine concentration and length of exposure to carcinogen-containing medium. With 50 ¿ig caffeine per ml medium for 2 days cl...

2012
A. V. Zelenkov A. Maklakov

The designing of a continuous wave radar radar (CW) intended for remote counting of traf fic (remote traffic counter) and speed measurement of transport means with the help of high speed trajectories in the radar beam for long range transferring of these data is considered. It was experimen tally shown that, for recording the current number of transport means and measuring the speed of each of ...

2009
Evan Ellicott Eric Vermote Louis Giglio Gareth Roberts

[1] Biomass burning is an important global phenomenon impacting atmospheric composition. Application of satellite based measures of fire radiative energy (FRE) has been shown to be effective for estimating biomass consumed, which can then be used to estimate gas and aerosol emissions. However, application of FRE has been limited in both temporal and spatial scale. In this paper we offer a metho...

Journal: :Genetics 2003
Vladislav A Lanzov Irina V Bakhlanova Alvin J Clark

The frequency of recombinational exchanges (FRE) that disrupt co-inheritance of transferred donor markers in Escherichia coli Hfr by F(-) crosses differs by up to a factor of two depending on physiological factors and culture conditions. Under standard conditions we found FRE to be 5.01 +/- 0.43 exchanges per 100-min units of DNA length for wild-type strains of the AB1157 line. Using these cond...

Journal: :iranian journal of immunology 0
mir davood omrani department of genetics mohammad reza mokhtari department of urology and nephrology, uromia university of medical science, uromia, iran ali tagizadae department of urology and nephrology, uromia university of medical science, uromia, iran morteza bagheri department of genetics pedram ahmad-poor department of urology and nephrology, uromia university of medical science, uromia, iran

background: despite advances in the medical care of renal transplant recipients which have led to an improvement in allograft survival, renal allograft rejection is still a major ob-stacle to successful organ transplantation. understanding the mechanisms contributing to allograft rejection will be of great importance for the development of efficient antirejection strategies. objective: the aim ...

2017
Tsu F. Yeh

Aspiration of meconium produces a syndrome (Meconium Aspiration Syndrome MAS) characterized by hypoxia, hypercapnia, and acidosis. Perinatal hypoxia, acute airway obstruction, pulmonary inflammation, pulmonary vasoconstriction, pulm­ onary hypertension, and surfactant inactivation all play a role in the pathogenesis of MAS. Most aspiration of meconium probably occurs before birth. Following asp...

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