نتایج جستجو برای: dtr index

تعداد نتایج: 396584  

سبزی‌پرور, علی‌اکبر, قیامی‌شمامی, فرشته, میرگلوی‌بیات, راضیه,

Climate is an important and determinning factor affecting many agricultural products. Diurnal temperature range (DTR) is an effective parameter in assessing climate change impacts on environment in a region. This parameter is determined by the difference between minimum and maximum air temperatures. In this study, changes in the daily DTR collected from 11 synoptic stations were analyzed. The s...

Journal: :Journal of strength and conditioning research 2007
Mikel Izquierdo Javier Ibañez Juan José González-Badillo Nicholas A Ratamess William J Kraemer Keijo Häkkinen Henri Bonnabau Cristina Granados Duncan N French Esteban M Gorostiaga

This study examined the impact of 4 weeks of either complete cessation of training (DTR) or a tapering period (TAP; short-term reduction of the strength training volume, while the intensity is kept high), subsequent to 16 weeks of periodized heavy resistance training (PRT) on strength/power gains and the underlying physiologic changes in basal circulating anabolic/catabolic hormones in strength...

Journal: :Journal of strength and conditioning research 2002
William J Kraemer L Perry Koziris Nicholas A Ratamess Keijo Hakkinen N Travis TRIPLETT-McBRIDE Andrew C Fry Scott E Gordon Jeff S Volek Duncan N French Martyn R Rubin Ana L Gomez Matthew J Sharman J Michael Lynch Mikel Izquierdo Robert U Newton Steven J Fleck

The object of this study was to examine changes in muscular strength, power, and resting hormonal concentrations during 6 weeks of detraining (DTR) in recreationally strength-trained men. Each subject was randomly assigned to either a DTR (n = 9) or resistance training (RT; n = 7) group after being matched for strength, body size, and training experience. Muscular strength and power testing, an...

1998
Nikolay V. Dokholyan Sergey V. Buldyrev Shlomo Havlin H. Eugene Stanley

It is known that some dimeric tandem repeats (DTR) are very abundant in noncoding DNA. We nd that certain DTR length distribution functions in noncoding DNA can be t by a power law function. We analyze a simpli ed model of unequal chromosomal crossing over and nd that it produces a stable power law length distribution function, with the exponent = 2. Although the exponent predicted by this mode...

Journal: :Circulation. Cardiovascular imaging 2015
Sina Mossahebi Simeng Zhu Sándor J Kovács

BACKGROUND Pseudonormal Doppler E-wave filling patterns indicate diastolic dysfunction but are indistinguishable from the normal filling pattern. For accurate classification, maneuvers to alter load or to additionally measure peak E' are required. E-wave deceleration time (DT) has been fractionated into its stiffness (DTs) and relaxation (DTr) components (DT=DTs+DTr) by analyzing E-waves via th...

2017
Miche Rombouts Nathalie Cools Mandy O J Grootaert Flore de Bakker Ilse Van Brussel An Wouters Guido R Y De Meyer Benedicte Y De Winter Dorien M Schrijvers

BACKGROUND AND AIMS Increased evidence suggests a pro-atherogenic role for conventional dendritic cells (cDC). However, due to the lack of an exclusive marker for cDC, their exact contribution to atherosclerosis remains elusive. Recently, a unique transcription factor was described for cDC, namely Zbtb46, enabling us to selectively target this cell type in mice. METHODS Low-density lipoprotei...

Journal: :Infection and immunity 1999
C Fromen-Romano P Drevet A Robert A Ménez M Léonetti

We have investigated whether the nonpathogenic gram-positive bacteria Staphylococcus xylosus and S. carnosus can display a whole domain of a toxic protein on their surface and if such vectors are suitable for immunization of BALB/c mice. The nucleotide sequence encoding the receptor-binding domain (DTR; amino acids 382 to 535) of diphtheria toxin (DT) was inserted into plasmids pSE'mp18ABPXM an...

2010
Liming Zhou Robert E. Dickinson Aiguo Dai Paul Dirmeyer

Observations show that the surface diurnal temperature range (DTR) has decreased since 1950s over most global land areas due to a smaller warming in maximum temperatures (Tmax) than in minimum temperatures (Tmin). This paper analyzes the trends and variability in Tmax, Tmin, and DTR over land in observations and 48 simulations from 12 global coupled atmosphere-ocean general circulation models f...

2008
A. Ohmura

It has been widely accepted that diurnal temperature range (DTR) decreased on a global scale during the second half of the twentieth century. Here we show however, that the long-term trend of annual DTR has reversed from a decrease to an increase during the 1970s in Western Eu-rope and during the 1980s in Eastern Europe. The analysis is based on the high-quality dataset of the European Climate ...

Journal: :Circulation. Heart failure 2013
Hong Qiu Ignatius Tak-sun Yu Lap Ah Tse Linwei Tian Xiaorong Wang Tze Wai Wong

BACKGROUND Although the seasonal variation and the effect of cold temperature on heart failure (HF) morbidity have been well documented, it is unknown whether the temperature variation within a day, that is, diurnal temperature range (DTR), is an independent risk factor for HF. We hypothesized that large DTR might be a source of additional environmental stress and, therefore, a risk factor for ...

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