Sentence examples for dental calculus from inspiring English sources
noun
A hard crust of calcium salts and food particles on the teeth
Human DNA in dental calculus is highly fragmented, and is consistently shorter than both microbial DNA in dental calculus and human DNA in paired dentin samples.
The consistent preservation of a strong oral microbiome signal in all 48 dental calculus samples in this study suggests that this pattern is typical for archaeological dental calculus.
Microbial communities represented in archaeological dental calculus and dentin are distinct.
Color indicates material type (dental calculus or dentin) and membership in global or regional dataset.
Together, these analyses suggest dental calculus is relatively robust to environmental contamination when compared to dentin.
Human DNA in dental calculus shows consistent patterns of low relative abundance and high fragmentation.
Microbial DNA obtained from dental calculus and dentin derives from distinct communities.
Phylogenetic analysis of unlikely bacterial pathogens observed in Neanderthal dental calculus.
In both quantification metrics dental calculus has a higher DNA yield than dentin.
Our findings demonstrate that dental calculus provides a favorable environment for long-term DNA preservation.
SHIRATO, M. et al. Observations of the surface of dental calculus using scanning electron microscopy.
