نتایج جستجو برای: 846

تعداد نتایج: 1141  

Journal: :Journal of evolutionary biology 2009
W C Funk D C Cannatella M J Ryan

Behavioural isolation from divergence in male advertisement calls and female preferences is hypothesized to cause genetic divergence and speciation in the Amazonian frogs Physalaemus petersi and P. freibergi, yet the importance of call variation and landscape features in genetic divergence is unresolved. We tested for correlations between genetic divergence at microsatellite loci and (1) call v...

2014
Hee Jin Jun Hye Rim Ko Jun Young Lee Yung Bok Lee Jin Woo Kim Dong Soo Yu

Vol. 26 No. 5, 2014 669 Received July 23, 2013, Revised October 22, 2013, Accepted for publication November 1, 2013 Corresponding author: Dong Soo Yu, Department of Dermatology, Uijeongbu St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, 271 Cheonbo-ro, Uijeongbu 480-717, Korea. Tel: 82-31-820-3509, Fax: 82-31-846-4799, E-mail: [email protected] This is an Open Acce...

2004
Deborah E McFadden J Tapio Pantzar Margot I Van Allen Sylvie Langlois

We report two cases of renal tubular dysgenesis (RTD) with calvarial hypoplasia and review the originally reported cases ofRTD that came from our institution and published reports regarding the association of RTD and skull abnormalities. Although previously reported in association with RTD, calvarial hypoplasia is probably under-recognised. The cases reported here support the idea that the skul...

2015
S. Tammaro O. Pirali P. Roy J.-F. Lampin G. Ducournau A. Cuisset F. Hindle G. Mouret

Frequency combs have enabled significant progress in frequency metrology and high-resolution spectroscopy extending the achievable resolution while increasing the signal-to-noise ratio. In its coherent mode, synchrotron radiation is accepted to provide an intense terahertz continuum covering a wide spectral range from about 0.1 to 1 THz. Using a dedicated heterodyne receiver, we reveal the pure...

Journal: :Journal of computational physics 2007
Shaozhong Deng Wei Cai

As a sequel to our previous paper on extending the Fast Multipole Method (FMM) for charges inside a dielectric sphere [J. Comput. Phys. 223 (2007) 846-864], this paper further extends the FMM to the electrostatic calculation for charges inside a dielectric sphere immersed in an ionic solvent, a scenery with more relevance in biological applications. The key findings include two fourth-order mul...

Journal: :J. Economic Theory 2006
Hector Chade

This paper explores matching with both search and information frictions. Specifically, everyone observes only a noisy signal of the true type of any potential mate. In this context, matching decisions must incorporate not only information about a partner’s attribute conveyed by the noisy signal, but also—as in the winner’s curse in auction theory—information about a partner’s type contained in ...

2003
F. Ruffier

Present-day research on autono up against a serious problem, w always been faced from the v obstacles. The ground-observa “drones” are sent require the patterns of ground relief. In th Air Vehicles (UAV) and Micr drones, the eyes and brain of th by an on-board processing syste through even the most cluttered winged insects are particular flying machines that can serve a micro-robots of the futu...

Journal: :JPMA. The Journal of the Pakistan Medical Association 2002
I A Memon G Murtaza

OBJECTIVE To study the drug sensitivity pattern of cholera in children. SETTING DTU of Civil Hospital, Karachi. PATIENTS AND METHODS All children age 2 months to 15 years attending Diarrhoea Treatment Unit (DTU) with acute onset of diarrhoea and dehydration were screened for cholera. Stool samples were collected in alkaline peptone and those positive for cholera had their antibiotic sensiti...

Journal: :European Journal of Social Sciences Education and Research 2021

The study aimed to investigate the differences between face-to-face and online teaching, as well effect of middle term points in total score context teaching. Correlational research design a database students’ attendance results get secondary data were used study. A random cluster sample students from bachelor's degree program was taken. demonstrated that there is mean difference population or,...

Journal: :GSC Advanced Research and Reviews 2022

The emergence and spread of multidrug-resistant bacteria (MDR) are major public health issues worldwide. objective this study is to evaluate the microbiological efficacy tigecycline against multi-drug-resistant explore its potential place in clinical practice. A retrospective was carried out over 7 years, from January 2015 December 2021, at Avicenne Military Hospital. Were collected all bacteri...

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