نتایج جستجو برای: chal

تعداد نتایج: 220  

2017
Brian Bix Brian H. BIX

In Ve ron ica Ro dri guez-Blanco’s thought ful and im por tant ar ti cle, “Rea sons in Ac tion v Trig ger ing Rea sons: A Re ply to Enoch on Rea son-Giv ing and Le gal Normativity,” she ex plores with great care the na ture of rea son-giv ing, in con nec tion with chal leng ing Da vid Enoch’s in flu en tial re cent work on rea son-giv ing and the law. While Ro dri guez-Blanco’s ar ti cle makes ...

2010
Po-Chang Wang Yu-Shen Lin Yi-Fang Wu Yuan-Chang Liu Yu-Shien Ko

Reprint requests to: Dr. Yu-Shien Ko The First Cardiovascular Division, Department of Internal Medicine, Chang Gung Memorial Hospital. No. 5, Fu Sing Street, Gueishan, Taoyuan 333, Taiwan, R.O.C. Evaluat ion of chest pain in the emergency department (ED) is a formidable chal lenge. It is established that multidetector computed tomography (MDCT) can detect the changes of myocardial perfusion aft...

2009
David R. Foster Brian Donahue David Kittredge Glenn Motzkin Brian Hall Billie Turner Elizabeth Chilton

After a reg ionwide two-cen tu ry per iod of deforestation and agrar ian expansion, the d ramat i c reduct ion in agr icul ture in N e w Eng land dur ing the past 150 years genera ted a wave of land-cover change . Fores t cover increased from less than 3 0 % to more than 7 5 % in m a n y regions. Despi te suppor t ing one of the densest h u m a n popula t ions in the nat ion, N e w Eng land is ...

Journal: :Conservation biology : the journal of the Society for Conservation Biology 2007
Roger M Brown David N Laband

Baldwin et al. (2007 [this issue]) raise a number of concerns about our efforts to discern the independent effects of human activity levels and distributions on biodiversity (Brown & Laband 2006). Their central point of contention seems to be that we failed to acknowledge properly in our work that “land-use change due to sprawl is a leading threat to biological diversity in the United States.” ...

Journal: :Cancer research 1957
J M PASSMANN J A COOPER N S RADIN

The significance of mammalian D-amino acid oxidase (DAAO) has not been established. Little is known of the source of its substrates, since only the L form appears to be involved in the me tabolism of amino acids in higher animals. In vivo isotope dilution studies (22) have indicated that normal mammals contain no free D-tyrosine or D-glutamic acid, although Kögl (13) has re peatedly reported t...

Journal: :trauma monthly 0
hadi khoshmohabat trauma research center, baqiyatallah university of medical sciences, tehran, ir iran; trauma research center, baqiyatallah university of medical sciences, tehran, ir iran

2017
Abraham M. Hashemian Bernhard E. Riecke

Despite recent advances in high quality Head-Mounted Displays (HMDs), designing locomotion interfaces for Virtual Reality (VR) is still chal‐ lenging, and might contribute to unwanted side effects such as disorientation and motion sickness. To address these issues, we investigated the potentials of leaning-based 360° locomotion interfaces, which provide full-rotational motion cues (unlimited 36...

Journal: :CoRR 2017
Yimei Li Yao Liang

Data acquisition from a multi‐hop large‐ scale outdoor wireless sensor network (WSN) deploy‐ ment for environmental monitoring is full of chal‐ lenges. This is because the severe resource constraints on small battery‐operated motes (e.g., bandwidth, memory, power, and computing capacity), the big data acquisition volume from the large‐scale WSN, and the highly dynamic wireless link c...

2004
R D LAZAROV ILYA D MISHEV

Introduction In this paper we consider cell centered nite di erence approximations for second order convection di usion equations of divergence type Our goal is to construct nite di erence methods of second order of approximation that satisfy the discrete maximum principle The error estimates are in the discrete Sobolev spaces associated with the considered boundary value problem Approximation ...

2004
Reuben Baumal Alexander Marks

A rabbit lymphocyte-mouse myeloma hybrodoma (RX54-3) was administered to BALB/c mice, in order to determine whether hybridoma cells have any protective effect on the tumorigenicity of the P3X63/Ag8 mouse myeloma cell line, one of the parents of this hybridoma. Two sublines of RX54-3 were studied, (a) "new" cells, which produce rabbit light chains and mouse immunoglobulin, are killed by anti-mye...

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