منابع مشابه
Riders of a Modern-Day Ark
A mphibians may not seem the hardiest of creatures, but they have roamed Earth for 360 million years—a span including at least two major Ice Ages and four warming, interglacial periods. Yet their ability to evolve in concert with an ever-changing environment may not be enough to survive a world now dominated by human activity. Over 1,800 amphibian species, one-third of all known species, are th...
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Since time immemorial uroscopic analysis has been a staple of diagnostic medicine. It received prominence during the middle ages with the introduction of the matula. Urinary discoloration is generally due to changes in urochrome concentration associated with the presence of other endogenous or exogenous pigments. Observation of urine colors has received less attention due to the advances made i...
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Academic medical centers (AMCs) are pillars of the community; they provide health care, create jobs, educate biomedical professionals, and engage in research and innovation. To sustain their impact on human health, AMCs must improve the professional satisfaction of their faculty. Here, we describe ways to enhance recruitment, retention, creativity, and productivity of health science faculty.
متن کاملWe all live in a planetary Ark (planetary Ark, planetary Ark....)
The Biblical story of the Art (a floating, zoo-like device, constructed to survive climate turmoil and mass extinction) can be regarded as an archetypal image (in the terminology of Gaston Bachelard), capturing structural components of the human-animal relationship. Building on the contributions by Larson and Barr, Keulartz, Bovenkerk and Verweij, and Ramp and Bekoff, I will argue that, in the ...
متن کاملA subterranean ark
this ominous distinction. Elkhorn used to be the dominant species in shallow waters of the Caribbean, with a distribution range from Biscayne National Park, Florida, to the coast of Venezuela. Researchers believe that its abundance has been reduced by over 95% since 1980. Staghorn is the fastest-growing Western Atlantic coral and used to be found throughout the Caribbean. Its population has dec...
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ژورنال
عنوان ژورنال: PLoS Biology
سال: 2008
ISSN: 1545-7885
DOI: 10.1371/journal.pbio.0060024