Dental calculus as a source of ancient alkaloids: Detection of nicotine by LC-MS in calculus samples from the Americas
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منابع مشابه
Molecular Detection of Enterococcal Surface Protein (esp) Gene in Enterococcus faecalis Isolated from Dental Calculus of Patients in Sari, Iran
Background: Enterococci are important gram-positive bacteria causing dental calculus in human beings; however, the role of these bacteria in oral cavity is unclear. The aim of this study was to investigate the presence of Enterococcal Surface Protein (esp) gene in Enterococcus faecalis isolated from dental calculus in the city of Sari, Iran. Materials and Methods: In the present study, 207 den...
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ژورنال
عنوان ژورنال: Journal of Archaeological Science: Reports
سال: 2018
ISSN: 2352-409X
DOI: 10.1016/j.jasrep.2018.02.004