Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues

Caries is the most ubiquitous infectious disease of mankind, and early childhood caries (ECC) is the most prevalent chronic disease in children worldwide, with the resulting destruction of the teeth recognized as a global health crisis. Recent the United States Food and Drug Administration (FDA) app...

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Main Authors: Sarah Kay Woolfolk, Aya Kirahm Cloyd, Qiang Ye, Kyle Boone, Paulette Spencer, Malcolm L. Snead, Candan Tamerler
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/14/7/1368
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author Sarah Kay Woolfolk
Aya Kirahm Cloyd
Qiang Ye
Kyle Boone
Paulette Spencer
Malcolm L. Snead
Candan Tamerler
author_facet Sarah Kay Woolfolk
Aya Kirahm Cloyd
Qiang Ye
Kyle Boone
Paulette Spencer
Malcolm L. Snead
Candan Tamerler
author_sort Sarah Kay Woolfolk
collection DOAJ
description Caries is the most ubiquitous infectious disease of mankind, and early childhood caries (ECC) is the most prevalent chronic disease in children worldwide, with the resulting destruction of the teeth recognized as a global health crisis. Recent the United States Food and Drug Administration (FDA) approval for the use of silver diamine fluoride (SDF) in dentistry offers a safe, accessible, and inexpensive approach to arrest caries progression in children with ECC. However, discoloration, i.e., black staining, of demineralized or cavitated surfaces treated with SDF has limited its widespread use. Targeting SDF-treated tooth surfaces, we developed a biohybrid calcium phosphate nanocomposite interface building upon the self-assembly of synthetic biomimetic peptides. Here, an engineered bifunctional peptide composed of a silver binding peptide (AgBP) is covalently joined to an amelogenin derived peptide (ADP). The AgBP provides anchoring to the SDF-treated tooth tissue, while the ADP promotes rapid formation of a calcium phosphate isomorph nanocomposite mimicking the biomineralization function of the amelogenin protein. Our results demonstrate that the bifunctional peptide was effective in remineralizing the biomineral destroyed by caries on the SDF-treated tooth tissues. The proposed engineered peptide approach offers a biomimetic path for remineralization of the SDF-treated tissues producing a calcium phosphate nanocomposite interface competent to be restored using commonly available adhesive dental composites.
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spelling doaj.art-7c8fb0fb70d14bcb886074213cfa84f32023-11-30T23:53:29ZengMDPI AGPolymers2073-43602022-03-01147136810.3390/polym14071368Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental TissuesSarah Kay Woolfolk0Aya Kirahm Cloyd1Qiang Ye2Kyle Boone3Paulette Spencer4Malcolm L. Snead5Candan Tamerler6Bioengineering Program, University of Kansas, 1132 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USABioengineering Program, University of Kansas, 1132 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USAInstitute for Bioengineering Research, University of Kansas, 5109 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USAInstitute for Bioengineering Research, University of Kansas, 5109 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USABioengineering Program, University of Kansas, 1132 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USABioengineering Program, University of Kansas, 1132 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USABioengineering Program, University of Kansas, 1132 Learned Hall 1530 W, 15th Street, Lawrence, KS 66045-7609, USACaries is the most ubiquitous infectious disease of mankind, and early childhood caries (ECC) is the most prevalent chronic disease in children worldwide, with the resulting destruction of the teeth recognized as a global health crisis. Recent the United States Food and Drug Administration (FDA) approval for the use of silver diamine fluoride (SDF) in dentistry offers a safe, accessible, and inexpensive approach to arrest caries progression in children with ECC. However, discoloration, i.e., black staining, of demineralized or cavitated surfaces treated with SDF has limited its widespread use. Targeting SDF-treated tooth surfaces, we developed a biohybrid calcium phosphate nanocomposite interface building upon the self-assembly of synthetic biomimetic peptides. Here, an engineered bifunctional peptide composed of a silver binding peptide (AgBP) is covalently joined to an amelogenin derived peptide (ADP). The AgBP provides anchoring to the SDF-treated tooth tissue, while the ADP promotes rapid formation of a calcium phosphate isomorph nanocomposite mimicking the biomineralization function of the amelogenin protein. Our results demonstrate that the bifunctional peptide was effective in remineralizing the biomineral destroyed by caries on the SDF-treated tooth tissues. The proposed engineered peptide approach offers a biomimetic path for remineralization of the SDF-treated tissues producing a calcium phosphate nanocomposite interface competent to be restored using commonly available adhesive dental composites.https://www.mdpi.com/2073-4360/14/7/1368bifunctional peptidessilver diamine fluoride (SDF)cariessilver binding peptide (AgBP)amelogenin-derived peptide (ADP)remineralization
spellingShingle Sarah Kay Woolfolk
Aya Kirahm Cloyd
Qiang Ye
Kyle Boone
Paulette Spencer
Malcolm L. Snead
Candan Tamerler
Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues
Polymers
bifunctional peptides
silver diamine fluoride (SDF)
caries
silver binding peptide (AgBP)
amelogenin-derived peptide (ADP)
remineralization
title Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues
title_full Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues
title_fullStr Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues
title_full_unstemmed Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues
title_short Peptide-Enabled Nanocomposites Offer Biomimetic Reconstruction of Silver Diamine Fluoride-Treated Dental Tissues
title_sort peptide enabled nanocomposites offer biomimetic reconstruction of silver diamine fluoride treated dental tissues
topic bifunctional peptides
silver diamine fluoride (SDF)
caries
silver binding peptide (AgBP)
amelogenin-derived peptide (ADP)
remineralization
url https://www.mdpi.com/2073-4360/14/7/1368
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