منابع مشابه
Worlds apart.
The hype that big data will improve healthcare delivery is extraordinary. However, the reality of actually translating big data insights into meaningful healthcare improvements is far more limited. Substantial challenges exist. Variability in data standards and interoperatability prevent efficient linkage of health data. Regulatory and privacy concerns regarding the widespread dissemination and...
متن کاملWorlds Apart
The hype that big data will improve healthcare delivery is extraordinary. However, the reality of actually translating big data insights into meaningful healthcare improvements is far more limited. Substantial challenges exist. Variability in data standards and interoperatability prevent efficient linkage of health data. Regulatory and privacy concerns regarding the widespread dissemination and...
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putative calcium channel specific to sperm tails may be the best target yet for a male contraceptive. The protein, dubbed CatSper, was discovered in a homology search by David Clapham and colleagues of Harvard Medical School, Boston, MA. CatSper looks like a calcium channel, although Clapham could not detect a calcium current in transfected cells, probably because another component of the chann...
متن کاملSignaling together apart
Dormant tumors awaken hat happens during tumor remission? After chemotherapy, tumor cell numbers may be reduced, or surviving cells may enter an altered, dormant state. Evidence for dormancy now comes from Catherine Shachaf, Dean Felsher (Stanford University, Stanford, CA), and colleagues. In their mouse model, liver tumors can be forced into dormancy and then reawakened at will. As in previous...
متن کاملEconomics and Policy – Worlds Apart ?
All analyses involve simplification, frequently through aggregation. As has been seen in debate on "Closing the Gaps", aggregation that groups by ethnicity can be challenged. This paper briefly considers some of the theoretical issues surrounding aggregation, asking under what conditions aggregations might be acceptable. It then looks at possible distortions that can arise from inappropriate ag...
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ژورنال
عنوان ژورنال: Nature
سال: 2008
ISSN: 0028-0836,1476-4687
DOI: 10.1038/twas08.6a