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Dental caries, erosion and hypersensitivity are major public health problems. SnF is used widely in oral care products to help prevent/treat these conditions. Casein phosphopeptide-stabilised amorphous calcium phosphate nanocomplexes (CPP-ACP) are a biomimetic nanotechnology of salivary phosphopeptide-ACP complexes that deliver bioavailable calcium and phosphate ions to promote dental remineralisation (repair). We show here using in vitro studies and a double-blind, randomised controlled, cross-over design in situ clinical trial that SnF and CPP-ACP interact to form a nanofilament coating on the tooth surface and that together they are superior in their ability to promote dental remineralisation. Sn(II) by cross-linking the CPP-ACP helps to stabilise the complexes which improves delivery to the tooth surface and enhances binding and ion incorporation into tooth mineral. The combination of SnF and CPP-ACP in oral care products may significantly improve their efficacy in prevention/treatment of dental caries/erosion and hypersensitivity.
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http://dx.doi.org/10.1038/s41598-018-37580-w | DOI Listing |
Sci Rep
August 2025
Melbourne Dental School, Oral Health CRC, The University of Melbourne, Melbourne, VIC, 3010, Australia.
This study assessed the efficacy of 60% CPP-ACP to remineralise white spot lesions (WSLs) in enamel and to occlude patent dentinal tubules in a double-blind, randomized, cross-over, in situ study. Human enamel specimens with subsurface lesions (WSLs) and root dentine specimens with open dentinal tubules were prepared and inserted into intra-oral appliances worn by volunteers. Participants wore the appliances 24 h a day for four 14-consecutive day treatment periods with a 7-day washout period between treatments.
View Article and Find Full Text PDFJ Clin Med
September 2024
Department of Interdisciplinary Medicine, University of Bari "Aldo Moro", 70121 Bari, Italy.
This study looks at the clinical applications of nanotechnology in dentistry, with an emphasis on implantology, preventive care, orthodontics, restorative dentistry, and endodontics. Following PRISMA criteria and registered in PROSPERO (ID: CRD 564245), a PubMed, Scopus, and Web of Science search was conducted for studies from January 2014 to April 2024. The criteria were English-language research on nanotechnology in dental coatings, with a focus on clinical trials and observational studies.
View Article and Find Full Text PDFJ Dent
April 2024
Oral Health CRC, Melbourne Dental School, Bio21 Institute, The University of Melbourne, Melbourne, Victoria 3010, Australia. Electronic address:
Objectives: To compare the remineralisation efficacy and ion bioavailability of two novel SnF-containing dentifrices in a blinded, cross-over, randomised in situ clinical study.
Methods: Six participants wore removal palatal appliances holding human enamel and dentine blocks with subsurface lesions. Appliances were worn for two treatment periods of 14 consecutive days each, with a one-week washout period in-between.
Sci Rep
May 2023
Adelaide Dental School, Level 10, Adelaide Health and Medical Sciences (AHMS) Building, University of Adelaide, Cnr George St and North Tce, Adelaide, SA, 5005, Australia.
Currently available anti-erosive agents only provide partial protection, emphasizing the need to enhance their performance. By characterizing erosive enamel wear at the nanoscale, the aim of this in vitro study was to assess the anti-erosive effects of SnF and CPP-ACP both individually and synergistically. Erosion depths were assessed longitudinally on 40 polished human enamel specimens after 1, 5, and 10 erosion cycles.
View Article and Find Full Text PDFSci Rep
February 2019
Oral Health Cooperative Research Centre, Melbourne Dental School, Bio21 Institute, The University of Melbourne, Melbourne, Victoria, Australia.
Dental caries, erosion and hypersensitivity are major public health problems. SnF is used widely in oral care products to help prevent/treat these conditions. Casein phosphopeptide-stabilised amorphous calcium phosphate nanocomplexes (CPP-ACP) are a biomimetic nanotechnology of salivary phosphopeptide-ACP complexes that deliver bioavailable calcium and phosphate ions to promote dental remineralisation (repair).
View Article and Find Full Text PDF