Waterford News & Star — Evidence of tooth decay-causing bacteria found in 4,000-year-old human molars
This man was at high risk of developing cavities right before his death, according to the researchers.
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This man was at high risk of developing cavities right before his death, according to the researchers.
This man was at high risk of developing cavities right before his death, according to the researchers.
This man was at high risk of developing cavities right before his death, according to the researchers.
<p>Researchers at Trinity College Dublin have recovered remarkably preserved microbiomes from two teeth dating back 4,000 years, found in an Irish limestone cave. Genetic analyses of these microbiomes reveal major changes in the oral microenvironment from the Bronze Age to today. The teeth both belonged to the same male individual and also provided a snapshot of his oral health.</p> <p>The study, carried out in collaboration with archaeologists from the Atlantic Technological University and University of Edinburgh, was published today in leading journal&...
Too little sugar and too much acid can make traces of tooth decay difficult to find.