People once used tooth powders made from crushed bone or shells to whiten their teeth. Others rinsed their mouth out with pee. Yuck!
Academic rigor, journalistic flair
Articles on Dental plaque
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Oral hygiene is often neglected but research has shown that abnormal bacterial communities in the mouth can cause serious disease.
20 years ago, who could predict how much more researchers would know today about the human past – let alone what they could learn from a thimble of dirt, a scrape of dental plaque, or satellites in space.
Top contributors
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Senior Lecturer and General Dentist, School of Dentistry, The University of Queensland
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Assistant Curator of Human Evolution., University of Alberta
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Associate Professor of Anthropology, Rice University
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Associate Professor, Cape Peninsula University of Technology
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PhD in Biomedical Science (Microbiology), Cape Peninsula University of Technology
