By their nature epidemiological studies contain mostly healthy people, he says, explaining why high HDL always seems to be protective in these studies.
Dr Frantzis, who has just published his data in Nature, studies Cuvier's beaked whale a denizen of the Ionian sea off Greece's west coast, among other places.
But even as that century unfolded and adventurous artists increasingly emphasized the direct and the truthful at the expense of the ideal, others continued to make studies from nature only as preparation for carefully constructed studio paintings.
WSJ: Appealing to Modern Eyes | The Path of Nature | Metropolitan Museum of Art | By Karen Wilkin
Based on studies of this nature, other researchers are trying to make the first, tentative steps towards predicting the impact of climate change on the whole.
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His group first looked to nature for inspiration, using studies of the biochemistry of organisms that survive without water: 500-year-old Chinese lotus seeds, the hardy resurrection plant of the Sonoran desert and the microscopic tardigrade creature.
When Sinclair's team fed resveratrol to yeast cells, fruit flies, and worms, the animals lived 14% to 70% longer, they reported in two studies in the journal Nature.
While the studies may be disparate in nature, we do see a common thread in all of them: that the issue may not really be piracy, but the effects modern technology has had on buying habits- habits based on immediate availability as opposed to an economic model based on physical copies.
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Medieval scholars were particularly fascinated by the science of optics and invented eye glasses partly as a result of their studies using lenses to determine the nature of light and the physics of sight.
The Danish study is prospective in nature, which distinguishes it from most other studies on the health effects of cell phone use, which were case-control studies and enrolled subjects diagnosed with brain tumors and a comparison group of subjects who were free of brain tumors in order to compare reported cell phone usage in the two groups.
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The Federal CIO Vivek Kundra, in fact, released a report of over 30 illustrative case studies of how cloud computing is changing the nature of government IT.
Dr Xin-zhuan Su, one of the researchers, said the studies, which are published in the journal Nature, would change scientific thinking on the parasite and the development of a malaria vaccine.
To investigate the exact nature and impact of these changes, UNESCO is launching two studies on the relationship between environmental degradation and migration in the Sahel.
Kenneth Sherrill, a Hunter College political science professor who studies the habits of gay voters, said the historic nature of her campaign would ultimately resonate with gay voters.
It appears to be getting harder to replicate the results of studies published in even the most prestigious peer-reviewed journals like Science and Nature.
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He presents data from pharmacological or epidemiological studies on what exactly those are, bolstering his argument with discussions on the nature of addiction and changing attitudes to psychoactive substances throughout history.
Dr Alex Linley, from the centre, said that even though other studies supported the genetic argument, it was wrong for anyone to think that nature had dealt them a fixed hand in happiness terms.
Carlos Oya of the School of African and Oriental Studies in London says this chronic insecurity is a result of policy failure, not nature.
The latest research, published in the journal Nature, not only offers an explanation for the "hormone disrupting" effects noticed in other studies - but may even offer ways for scientists to counteract dioxin exposure in future.
Duffy MacKay, vice president for scientific and regulatory affairs at the Council for Responsible Nutrition, a trade group for the supplement and energy drink industry, called the Nature study "a new, emerging hypothesis, " but said the researchers were drawing large conclusions from small studies of mice, bacteria and human biomarkers.
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