Tag Archives: Dentistry

Tooth gives up oldest human DNA

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Scientists have recovered DNA from a Neanderthal that lived 100,000 years ago – the oldest human-type DNA so far. It was extracted from the tooth of a Neanderthal child found in the Scladina cave in the Meuse Basin, Belgium. The study, reported in Current Biology, suggests our distant cousins were more genetically diverse than once […]

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9,000-year-old drilled teeth are work of stone age dentists

Researchers excavating a Stone Age graveyard found a total of 11 teeth that had been drilled, including one that had apparently undergone a complex procedure to hollow out a cavity deep inside the tooth. The discovery suggests a high level of technological sophistication, though the procedure, which involved drills tipped with shards of flint, could […]

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Amoxicillin use during infancy may be linked to tooth enamel defects

Use of the antibiotic amoxicillin during infancy appears to be linked to tooth enamel defects in permanent teeth, according to a study in the October issue of Archives of Pediatrics and Adolescent Medicine, one of the JAMA/Archives journals. Dental fluorosis, a result of exposure to excessive fluoride during enamel formation, is one of the most […]

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