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. 2022 Aug 11;7(3):111. doi: 10.3390/biomimetics7030111

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Line-cut profiles of AFM topography images: sample N1: healthy tooth enamel without treatment; sample N2: without pretreatment and with subsequent mineralization; sample N3: after surface pretreatment with H₃PO₄ and subsequent mineralization; sample N4: after surface pretreatment with Ca(OH)₂ and subsequent mineralization; sample N5: after surface pretreatment with Ca(OH)₂ and an amino acid booster, with subsequent mineralization.