Scaffolds for Dentin–Pulp Complex Regeneration

<i>Background and Objectives</i>: Regenerative dentistry aims to regenerate the pulp–dentin complex and restore those of its functions that have become compromised by pulp injury and/or inflammation. Scaffold-based techniques are a regeneration strategy that replicate a biological enviro...

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Main Authors: Diana B. Sequeira, Patrícia Diogo, Brenda P. F. A. Gomes, João Peça, João Miguel Marques Santos
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Medicina
Subjects:
Online Access:https://www.mdpi.com/1648-9144/60/1/7
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author Diana B. Sequeira
Patrícia Diogo
Brenda P. F. A. Gomes
João Peça
João Miguel Marques Santos
author_facet Diana B. Sequeira
Patrícia Diogo
Brenda P. F. A. Gomes
João Peça
João Miguel Marques Santos
author_sort Diana B. Sequeira
collection DOAJ
description <i>Background and Objectives</i>: Regenerative dentistry aims to regenerate the pulp–dentin complex and restore those of its functions that have become compromised by pulp injury and/or inflammation. Scaffold-based techniques are a regeneration strategy that replicate a biological environment by utilizing a suitable scaffold, which is considered crucial for the successful regeneration of dental pulp. The aim of the present review is to address the main characteristics of the different scaffolds, as well as their application in dentin–pulp complex regeneration. <i>Materials and Methods</i>: A narrative review was conducted by two independent reviewers to answer the research question: What type of scaffolds can be used in dentin–pulp complex regeneration? An electronic search of PubMed, EMBASE and Cochrane library databases was undertaken. Keywords including “pulp-dentin regeneration scaffold” and “pulp-dentin complex regeneration” were used. To locate additional reports, reference mining of the identified papers was undertaken. <i>Results</i>: A wide variety of biomaterials is already available for tissue engineering and can be broadly categorized into two groups: (i) natural, and (ii) synthetic, scaffolds. Natural scaffolds often contain bioactive molecules, growth factors, and signaling cues that can positively influence cell behavior. These signaling molecules can promote specific cellular responses, such as cell proliferation and differentiation, crucial for effective tissue regeneration. Synthetic scaffolds offer flexibility in design and can be tailored to meet specific requirements, such as size, shape, and mechanical properties. Moreover, they can be functionalized with bioactive molecules, growth factors, or signaling cues to enhance their biological properties and the manufacturing process can be standardized, ensuring consistent quality for widespread clinical use. <i>Conclusions</i>: There is still a lack of evidence to determine the optimal scaffold composition that meets the specific requirements and complexities needed for effectively promoting dental pulp tissue engineering and achieving successful clinical outcomes.
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spelling doaj.art-a7b5095d85f94b83951fba6dc840c3862024-01-26T17:34:40ZengMDPI AGMedicina1010-660X1648-91442023-12-01601710.3390/medicina60010007Scaffolds for Dentin–Pulp Complex RegenerationDiana B. Sequeira0Patrícia Diogo1Brenda P. F. A. Gomes2João Peça3João Miguel Marques Santos4Institute of Endodontics, Faculty of Medicine, University of Coimbra, 3000-075 Coimbra, PortugalInstitute of Endodontics, Faculty of Medicine, University of Coimbra, 3000-075 Coimbra, PortugalDepartment of Restorative Dentistry, Division of Endodontics, Piracicaba Dental School, State University of Campinas—UNICAMP, Piracicaba 13083-970, BrazilCenter for Neuroscience and Cell Biology, University of Coimbra, 3004-504 Coimbra, PortugalInstitute of Endodontics, Faculty of Medicine, University of Coimbra, 3000-075 Coimbra, Portugal<i>Background and Objectives</i>: Regenerative dentistry aims to regenerate the pulp–dentin complex and restore those of its functions that have become compromised by pulp injury and/or inflammation. Scaffold-based techniques are a regeneration strategy that replicate a biological environment by utilizing a suitable scaffold, which is considered crucial for the successful regeneration of dental pulp. The aim of the present review is to address the main characteristics of the different scaffolds, as well as their application in dentin–pulp complex regeneration. <i>Materials and Methods</i>: A narrative review was conducted by two independent reviewers to answer the research question: What type of scaffolds can be used in dentin–pulp complex regeneration? An electronic search of PubMed, EMBASE and Cochrane library databases was undertaken. Keywords including “pulp-dentin regeneration scaffold” and “pulp-dentin complex regeneration” were used. To locate additional reports, reference mining of the identified papers was undertaken. <i>Results</i>: A wide variety of biomaterials is already available for tissue engineering and can be broadly categorized into two groups: (i) natural, and (ii) synthetic, scaffolds. Natural scaffolds often contain bioactive molecules, growth factors, and signaling cues that can positively influence cell behavior. These signaling molecules can promote specific cellular responses, such as cell proliferation and differentiation, crucial for effective tissue regeneration. Synthetic scaffolds offer flexibility in design and can be tailored to meet specific requirements, such as size, shape, and mechanical properties. Moreover, they can be functionalized with bioactive molecules, growth factors, or signaling cues to enhance their biological properties and the manufacturing process can be standardized, ensuring consistent quality for widespread clinical use. <i>Conclusions</i>: There is still a lack of evidence to determine the optimal scaffold composition that meets the specific requirements and complexities needed for effectively promoting dental pulp tissue engineering and achieving successful clinical outcomes.https://www.mdpi.com/1648-9144/60/1/7dental pulpguided tissue regenerationtissue scaffoldsbiocompatible materials
spellingShingle Diana B. Sequeira
Patrícia Diogo
Brenda P. F. A. Gomes
João Peça
João Miguel Marques Santos
Scaffolds for Dentin–Pulp Complex Regeneration
Medicina
dental pulp
guided tissue regeneration
tissue scaffolds
biocompatible materials
title Scaffolds for Dentin–Pulp Complex Regeneration
title_full Scaffolds for Dentin–Pulp Complex Regeneration
title_fullStr Scaffolds for Dentin–Pulp Complex Regeneration
title_full_unstemmed Scaffolds for Dentin–Pulp Complex Regeneration
title_short Scaffolds for Dentin–Pulp Complex Regeneration
title_sort scaffolds for dentin pulp complex regeneration
topic dental pulp
guided tissue regeneration
tissue scaffolds
biocompatible materials
url https://www.mdpi.com/1648-9144/60/1/7
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