{"id":{"repo_id":"loma-linda","oai_identifier":"oai:scholarsrepository.llu.edu:etd-1071"},"canonical_url":"https://search.dev.ndltd.org/etd/loma-linda/oai:scholarsrepository.llu.edu:etd-1071","repository":{"repo_id":"loma-linda","name":"Loma Linda University","base_url":"https://scholarsrepository.llu.edu/do/oai/"},"display":{"title":"Effectiveness of Resin Infiltration and Mi Paste Cpp-Acp in Masking White Spot Lesions","abstract":"The development of decalcification around orthodontic brackets and bands, commonly called white spot lesions (WSLs), is often observed in patients with poor oral hygiene during treatment (Behnan et al., 2010, Rodgers et al., 2010). In many instances, these WSLs continue to be visible after the removal of fixed appliances and after natural remineralization. The purpose of this in vitro study was to compare the effectiveness of two treatment modalities, resin infiltration (RI) and Casein Phosphopeptide Amorphous Calcium Phosphate (CPP-ACP), at improving the light reflectivity and thus the appearance of WSLs using spectrophotometric analysis. Sixty extracted human third molars were partially demineralized to create artificial WSLs and randomly divided into a control (artificial saliva) and two treatment groups. A spectrophotometer (VITA Easyshade® compact) was used before and after treatment to quantify the amount of light (L*) reflected from the surfaces of each tooth specimen. All three groups showed statistically significant improvements in reflectivity, as indicated by the increase in L* after treatment. However, there were no statistically significant differences among the study groups. In conclusion, both treatment modalities and the control were effective at masking WSLs.","abstract_html":"The development of decalcification around orthodontic brackets and bands, commonly called white spot lesions (WSLs), is often observed in patients with poor oral hygiene during treatment (Behnan et al., 2010, Rodgers et al., 2010). In many instances, these WSLs continue to be visible after the removal of fixed appliances and after natural remineralization. The purpose of this in vitro study was to compare the effectiveness of two treatment modalities, resin infiltration (RI) and Casein Phosphopeptide Amorphous Calcium Phosphate (CPP-ACP), at improving the light reflectivity and thus the appearance of WSLs using spectrophotometric analysis. Sixty extracted human third molars were partially demineralized to create artificial WSLs and randomly divided into a control (artificial saliva) and two treatment groups. A spectrophotometer (VITA Easyshade® compact) was used before and after treatment to quantify the amount of light (L*) reflected from the surfaces of each tooth specimen. All three groups showed statistically significant improvements in reflectivity, as indicated by the increase in L* after treatment. However, there were no statistically significant differences among the study groups. In conclusion, both treatment modalities and the control were effective at masking WSLs.","abstract_has_math":false,"creators":["Bailey, Melissa Wu"],"institution":null,"degree_name":"Master of Science (MS)","degree_level":"Thesis","degree_discipline":"Orthodontics and Dentofacial Orthopedics","degree_department":null,"school":null,"contributors":["Leggitt, V. Leroy","Lee, Sean S.","Rynearson, R. David"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012-08-01T07:00:00Z","date_published":"2012-08-01T07:00:00Z","updated_at":"2026-07-24T02:52:08Z","subjects":["Orthodontics and Orthodontology","Other Dentistry","Decalcification; Pit and Fissure Sealants; Dental fissures; Dental Enamel Permeability","White Spot lesions","Resin infiltration","Decalcification","Orthodontics","Casein Phosphopeptide Amorphous Calcium Phosphate (CPP-ACP)"],"languages":["English"],"rights":["This title appears here courtesy of the author, who has granted Loma Linda University a limited, non-exclusive right to make this publication available to the public. 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Sixty extracted human third molars were partially demineralized to create artificial WSLs and randomly divided into a control (artificial saliva) and two treatment groups. A spectrophotometer (VITA Easyshade® compact) was used before and after treatment to quantify the amount of light (L*) reflected from the surfaces of each tooth specimen. All three groups showed statistically significant improvements in reflectivity, as indicated by the increase in L* after treatment. However, there were no statistically significant differences among the study groups. In conclusion, both treatment modalities and the control were effective at masking WSLs."]},{"key":"dc:title","label":"Title","values":["Effectiveness of Resin Infiltration and Mi Paste Cpp-Acp in Masking White Spot Lesions"]}]}],"canonical_facts":{"dc:contributor":["Leggitt, V. Leroy","Lee, Sean S.","Rynearson, R. David"],"dc:creator":["Bailey, Melissa Wu"],"dc:description.abstract":["The development of decalcification around orthodontic brackets and bands, commonly called white spot lesions (WSLs), is often observed in patients with poor oral hygiene during treatment (Behnan et al., 2010, Rodgers et al., 2010). In many instances, these WSLs continue to be visible after the removal of fixed appliances and after natural remineralization. The purpose of this in vitro study was to compare the effectiveness of two treatment modalities, resin infiltration (RI) and Casein Phosphopeptide Amorphous Calcium Phosphate (CPP-ACP), at improving the light reflectivity and thus the appearance of WSLs using spectrophotometric analysis. Sixty extracted human third molars were partially demineralized to create artificial WSLs and randomly divided into a control (artificial saliva) and two treatment groups. A spectrophotometer (VITA Easyshade® compact) was used before and after treatment to quantify the amount of light (L*) reflected from the surfaces of each tooth specimen. All three groups showed statistically significant improvements in reflectivity, as indicated by the increase in L* after treatment. However, there were no statistically significant differences among the study groups. In conclusion, both treatment modalities and the control were effective at masking WSLs."],"dc:identifier":["https://scholarsrepository.llu.edu/etd/72"],"dc:language":["English"],"dc:rights":["This title appears here courtesy of the author, who has granted Loma Linda University a limited, non-exclusive right to make this publication available to the public. The author retains all other copyrights."],"dc:subject":["Orthodontics and Orthodontology","Other Dentistry","Decalcification; Pit and Fissure Sealants; Dental fissures; Dental Enamel Permeability","White Spot lesions","Resin infiltration","Decalcification","Orthodontics","Casein Phosphopeptide Amorphous Calcium Phosphate (CPP-ACP)"],"dc:title":["Effectiveness of Resin Infiltration and Mi Paste Cpp-Acp in Masking White Spot Lesions"],"thesis:degree_discipline":["Orthodontics and Dentofacial Orthopedics"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T02:52:08Z"}