Science Advances
Supplementary Materials
This PDF file includes:
- fig. S1. Typical APT mass spectrum of human dental enamel containing organic materials (sample 1, Fig. 2).
- fig. S2. Mass spectra from different regions of human tooth enamel.
- fig. S3. Mass spectrum from N-rich region (organic).
- fig. S4. APT 3D reconstructed volumes of sample 3.
- fig. S5. APT 3D reconstructed volumes of samples 4 and 5.
- fig. S6. APT 3D reconstructed volumes of sample 6.
- table S1. Theoretical isotope proportion for Mg, C, and C2 at 12, 12.5, and 13 daltons.
- table S2. Measured isotopic proportions at 12, 12.5, and 13 daltons in C-rich regions of enamel.
- table S3. Measured isotopic proportions at 12, 12.5, and 13 daltons in precipitate B.
- table S4. Measured isotopic proportions at 12, 12.5, and 13 daltons in intergranular ACP.
- table S5. Measured isotopic proportions at 12, 12.5, and 13 daltons in Mg-rich precipitate of sample 4.
- table S6. Typical composition of ACP, HAP, and Mg-rich precipitates in human dental enamel measured by APT.
Other Supplementary Material for this manuscript includes the following:
- movie S1 (.mp4 format). Animation showing the 3D distribution of Mg and Na atoms in human dental enamel; APT sample 3.
Files in this Data Supplement: