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Biological tooth replacement getting closer
Scientists have developed a new method of replacing missing teeth with a bioengineered material generated from a person's own gum cells. Current implant-based methods of whole tooth replacement fail ... more
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Outside View: Ryan's untenable solutions
Republicans are losing U.S. elections they could win by slavishly clinging to untenable solutions for skyrocketing federal healthcare costs that voters reject. ... more
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French patients keep HIV at bay despite stopping drugs
A small French study of 14 HIV patients who have remained healthy for years after stopping drug treatment offers fresh evidence that early medical intervention may lead to a "functional cure" for AIDS, researchers said Thursday. ... more
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Home toxic home
Most organisms would die in the volcanic sulfur pools of Yellowstone and Mount Etna. Robust simple algae call it home, and their secrets to survival could advance human medicine and bioremediation. ... more
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