نتایج جستجو برای: population composition

تعداد نتایج: 940493  

2009
M. R. Naghavi M. Maleki S. F. Tabatabaei

In order to study floristic and molecular classification of common wild wheat (Triticum boeoticum Boiss.), an analysis was conducted on populations of the Triticum boeoticum collected from different regions of Iran. Considering all floristic compositions of habitats, six floristic groups (syntaxa) within the populations were identified. A high level of variation of T. boeoticum also detected us...

2011
Stacie L Urbina Andrew White Josh Shaw Colin Wilborn Brian Brabham

Background As humans age, there is a measurable loss of muscle mass that occurs. Termed sarcopenia, this condition not only results in a loss of muscle mass, but also results in a loss of muscular strength and endurance (Bales, 2002). Research has shown that resistance training decreases this loss of muscle mass and muscular strength (Doherty, 2003). However, in older populations, little eviden...

2004
J. M. Dzakuma E. Risch C. O. Smith H. D. Blackburn

There is a paucity of literature characterizing response to varying levels of feed intake in goats. A controlled experiment was designed at Prairie View A&M University (PVAMU) with purebred goats, to measure feed intake, and its subsequent effects on growth of different goat genotypes when raised intensively. Two goat populations, the Spanish (SP) and the Tennessee Stiff-legged (TS) were fed th...

2011
Sandy Primrose John Draper Rachel Elsom Verity Kirkpatrick John C. Mathers Chris Seal Manfred Beckmann Sumanto Haldar John H. Beattie John K. Lodge Mazda Jenab Hector Keun Augustin Scalbert

The present report summarises a workshop convened by the UK Food Standards Agency (Agency) on 25 March 2010 to discuss the current Agency’s funded research on the use of metabolomics technologies in human nutrition research. The objectives of this workshop were to review progress to date, to identify technical challenges and ways of overcoming them, and to discuss future research priorities and...

2014
Jacob A Ormes Ryan P Lowery Jeremy E Silva Jacob T Rauch Sean A McCleary Matthew H Sharp Kevin A Shields John I Georges Jacob M Wilson

Background It has frequently been demonstrated that resistance training has a negative effect on muscle glycogen content. Additionally, the rate of resynthesis seems to be dependent upon the degree of depletion. However, the impact of glycogen resynthesis on lean mass in a resistance trained population consuming a very low carbohydrate diet has yet to be examined. This has important implication...

Journal: :QJM : monthly journal of the Association of Physicians 2016
S K Tanamas M E J Lean E Combet A Vlassopoulos P Z Zimmet A Peeters

With the obesity epidemic, and the effects of aging populations, human phenotypes have changed over two generations, possibly more dramatically than in other species previously. As obesity is an important and growing hazard for population health, we recommend a systematic evaluation of the optimal measure(s) for population-level excess body fat. Ideal measure(s) for monitoring body composition ...

2018
Karthikeyan Chandrasegaran Samyuktha Rao Kandregula Suhel Quader Steven A Juliano

Predation impacts development, behavior and morphology of prey species thereby shaping their abundances, distribution and community structure. Non-lethal threat of predation, specifically, can have a strong influence on prey lifehistory characteristics. While investigations often focus on the impact of predation threat on prey in isolation, tests of its interactive effects with food availabilit...

رضایی قهرودی, زهرا, فیروز یحاجی, زهرا, هرندی, فاطمه,

Objective: Population censuses, as rich resources to find knowledge of demographic characteristics, are used to survey main characteristics of households in Iran that have wide application in planning, socio-economic and cultural policymaking. One of the most difficulties in demographical studies is the composition of households and analyzing the trend of changes during time. In this paper...

2016
Michael Mcloughlin Luca Lamoni Ellen Garland Alexis Kirke Michael Noad Eduardo Miranda

Humpback whales (Megaptera Novaengliae) present one of the most complex displays of cultural transmission amongst non-humans. During breeding seasons, male humpback whales create long, hierarchical songs, which are shared amongst a population. Every male in the population conforms to the same song in a population. During the breeding season these songs slowly change and the song at the end of t...

2016
M. BAUMANN N. LYNNERUP G. R. SCOTT

Palatine (PT) and mandibular torus (MT) have long been of interest to dental researchers and anthropologists, but their aetiology remains unresolved. Some combination of genetic and environmental factors influences their expression, but the relative role of each remains contentious. Previous research has shown that the Greenlandic Norse exhibit exceptionally high frequencies and pronounced expr...

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