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Development of dental inspection method: nondestructive evaluation of a dentin-adhesive interface by acoustic emission.

J Prosthodont Res 2021 May 11. Epub 2021 May 11.

Department of Fixed Prosthodontics, Osaka University Graduate School of Dentistry, Osaka.

Purpose: The state of adhesion between root dentin and a resin composite core material was inspected using acoustic emission (AE).

Methods: A total of 14 human incisors and premolars were used to prepare "no-adhesive group" and "adhesive group" specimens. For "adhesive group" specimens, a bonding agent was applied to root canal dentin. Read More

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Assessment of Outcomes of Immediately Loaded Dental Implants in Orofacial Cleft Patients: Protocol for a Single-Arm Clinical Trial.

JMIR Res Protoc 2021 May 5;10(5):e25244. Epub 2021 May 5.

GSR Institute of Craniomaxillofacial and Facial Plastic Surgery, Hyderabad, India.

Background: Orofacial cleft, one of the most common congenital deformities, presents with a plethora of defects, subjecting the patient to a multitude of treatments from a young age. Among the oral hard tissue problems, absence of a maxillary permanent tooth in the cleft region either due to congenital absence or extraction due to compromised prognosis is a common finding. Conventionally, the missing tooth is replaced using a removable or fixed partial denture; however, the treatment modality does not satisfactorily meet patient expectations. Read More

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A multidisciplinary minimally invasive approach for the esthetics of the smile.

Clin Case Rep 2021 Apr 23;9(4):1839-1844. Epub 2021 Feb 23.

Department of Public Health and Experimental Medicine University of Camerino Camerino Italy.

The aim of this work is to define a new multidisciplinary pathway for dental and gingival problems. The method consists of three different instruments that can resolve dental, labial, and periodontal imperfections with minimal invasiveness. Read More

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Association between mental health, caries experience and gingival health of adolescents in sub-urban Nigeria.

BMC Oral Health 2021 Apr 30;21(1):223. Epub 2021 Apr 30.

International Research Center of Excellence, Institute of Human Virology Nigeria, Abuja, Nigeria.

Background: This study assessed the association of mental health problems and risk indicators of mental health problems with caries experience and moderate/severe gingivitis in adolescents.

Methods: A cross-sectional household survey was conducted in Osun State, Nigeria. Data collected from 10 to 19-years-old adolescents between December 2018 and January 2019 were sociodemographic variables (age, sex, socioeconomic status); oral health indicators (tooth brushing, use of fluoridated toothpaste, consumption of refined carbohydrates in-between-meals, dental services utilization, dental anxiety and plaque); mental health indicators (smoking habits, intake of alcohol and use of psychoactive drugs) and mental health problems (low and high). Read More

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Influential Factors of Masticatory Performance in Older Adults: A Cross-Sectional Study.

Hee-Eun Kim

Int J Environ Res Public Health 2021 Apr 18;18(8). Epub 2021 Apr 18.

Department of Dental Hygiene, Gachon University College of Health Science, Incheon 21936, Korea.

While appropriate nutrient intake is important for older adults, various oral problems cause decreased masticatory function. This cross-sectional study aimed to identify the factors associated with decreased masticatory performance in older adults. Oral examinations were performed on 80 participants (mean age: 75. Read More

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Development and validation of the parenting and child tooth brushing assessment questionnaire.

Community Dent Oral Epidemiol 2021 Apr 26. Epub 2021 Apr 26.

Parenting and Family Support Centre, The University of Queensland, Brisbane, Qld, Australia.

Objective: We report the development and validation of a comprehensive Parenting and Child Tooth brushing Assessment (PACTA) questionnaire.

Methods: This cross-sectional study was conducted with community-recruited Australian parents (N = 450) of children aged 2-8 years. Parents completed an online survey including the newly developed PACTA (comprising four scales assessing children's tooth brushing behaviours, parenting strategies, attitudes and knowledge) and established scales assessing parenting behaviours, attitudes and self-efficacy. Read More

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Impact of Fluoridated and Non-fluoridated Mouth Rinses on Frictional Resistance between Orthodontic Archwire and Bracket: A Comparative Study.

J Contemp Dent Pract 2020 Dec 1;21(12):1337-1341. Epub 2020 Dec 1.

Department of Conservative Dentistry and Endodontics, RKDF Dental College and Research Center, Bhopal, Madhya Pradesh, India.

Aim And Objective: The present study aimed to assess the effect of fluoridated and nonfluoridated mouth ri nses on resistance to friction between orthodontic bracket and archwire.

Materials And Methods: This study comprises 60 premolar stainless steel (SS) brackets with 0.022 inches slot size. Read More

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December 2020

Terminal dentition to functional esthetic full-mouth implant reconstruction: Evidence-based approach.

J Indian Soc Periodontol 2021 Mar-Apr;25(2):176-180. Epub 2021 Mar 1.

Department of Periodontics, Faculty of Dental Sciences, IMS BHU, Varanasi, Uttar Pradesh, India.

Implant-supported fixed dental prosthesis is a well-accepted treatment option for edentulism. Loss of teeth due to extensive caries or severe periodontitis presents a challenge to the clinicians. Young age disability with either of these problems can further make full-mouth rehabilitation on implants a complex procedure. Read More

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The adult orthodontic patient over 40 years of age: association between periodontal bone loss, incisor irregularity, and increased orthodontic treatment need.

Clin Oral Investig 2021 Apr 22. Epub 2021 Apr 22.

Department of Orthodontics, University Medical Center Goettingen, Robert-Koch-Str. 40, 37075, Goettingen, Germany.

Objectives: Adult orthodontic treatment, especially in patients over 40 years, is steadily increasing. One causal factor for the treatment need in this age group is periodontal breakdown. The aim of this study was to detect correlations between periodontal problems and orthodontic parameters in interdisciplinary patients. Read More

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Improvement of meat protein digestibility in infants and the elderly.

Food Chem 2021 Sep 26;356:129707. Epub 2021 Mar 26.

Division of Animal and Dairy Science, Chungnam National University, Daejeon 34134, South Korea. Electronic address:

Meat is a valuable protein source with a balanced composition of essential amino acids and various nutrients. This review aims to identify methods to improve digestion of meat proteins, as well as evaluate the digestive characteristics of infants and the elderly. Immature digestive conditions in infants, including a high gastric pH and low protease concentration, can hinder protein digestion, thus resulting in inhibited growth and development. Read More

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September 2021

Effect of ovariectomy-induced osteoporosis on the amount of orthodontic tooth movement: a systematic review of animal studies.

Eur J Orthod 2021 Apr 18. Epub 2021 Apr 18.

Hamdan Bin Mohammed College of Dental Medicine, Mohammed Bin Rashid University of Medicine and Health Sciences, Dubai, United Arab Emirates.

Background: Understanding the impact of osteopenia and osteoporosis on orthodontic tooth movement could be of benefit to the orthodontist, but research in humans presents practical and ethical problems. The ovariectomized animal model could provide useful information on osteoporosis.

Objective: To compare the amount of tooth movement during or after the application of orthodontic forces between ovariectomized animals and control or sham-operated subjects. Read More

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Cardiovascular risks of periodontitis and oral hygiene indicators in patients with diabetes mellitus.

Diabetes Metab 2021 Apr 13:101252. Epub 2021 Apr 13.

Department of Neurology, Yongin Severance Hospital, Yonsei University College of Medicine, Yongin-si, South Korea. Electronic address:

Aim: Periodontitis is a common chronic inflammatory disease prevalent in diabetes. The aim of this study was to evaluate periodontitis and poor oral hygiene as independent risk factors for either cerebral or myocardial infarction in the diabetes population.

Methods: This retrospective cohort study included 17,009 patients with diabetes who had participated in a nationwide health-screening programme, including oral health examination, during 2002-2003 in South Korea. Read More

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A novel method for measuring tooth angulation in permanent mandibular second molars with delayed tooth eruption.

J Orthod 2021 Apr 15:14653125211003911. Epub 2021 Apr 15.

Private Practice, Bursa, Turkey.

Objective: To investigate the effect of angulation of permanent mandibular second molars (MM2) on eruption problems and investigate a new method of measuring MM2 angulation for the diagnosis and evaluation of delayed tooth eruption (DTE) for easy use in dental practice.

Design: Retrospective study.

Setting: Department of Orthodontics, Necmettin Erbakan University. Read More

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Evaluation of the causes of failure of root canal treatment among patients in the City of Al-Kharj, Saudi Arabia.

Niger J Clin Pract 2021 Apr;24(4):621-628

General Dental Practitioner, Al-Kharj, Saudi Arabia.

Background: Endodontic treatment failure is one of the most common problems encountered in dentistry.

Aims: This study aimed to evaluate the causes of failure of endodontic treatment among patients in the Saudi Arabian city of Al-Kharj.

Subjects And Methods: A total of 250 patients of both genders were involved in the study. Read More

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Age-related Oral Changes and Their Impact on Oral Health-related Quality of Life among Frail Elderly Population: A Review.

J Contemp Dent Pract 2020 Nov 1;21(11):1298-1303. Epub 2020 Nov 1.

Department of Preventive Dental Sciences, Division of Pediatric Dentistry, College of Dentistry, Jazan University, Jazan, Kingdom of Saudi Arabia.

Background: In the present-day world, the aging elderly across the world are living longer. Most people are expected to live well into their sixties and even beyond. The increasing life expectancy of the aging population could be due to increased availability of healthcare facilities and improved quality care provided by them. Read More

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November 2020

Improving dental-oral health learning in students using a mobile application ("My tooth"): A controlled before and after study.

Int J Dent Hyg 2021 Apr 8. Epub 2021 Apr 8.

Department of Health Technology Assessment, School of Public Health, Shahid Sadoughi University of Medical Sciences, Yazd, Iran.

Objectives: Tooth decay is one of the most common problems amongst students. Despite considerable educational interventions, it is still very prevalent. The aim of this study was to compare the effect of a dental-oral health mobile educational application with the common dental-oral health education amongst elementary school students. Read More

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Awareness of and reactions to the health harms of sugary drinks: An online study of U.S. parents.

Appetite 2021 Apr 3;164:105234. Epub 2021 Apr 3.

University of North Carolina at Chapel Hill, Gillings School of Global Public Health, Department of Health Behavior, 135 Dauer Dr., Chapel Hill, NC, 27599, United States; University of North Carolina at Chapel Hill, Lineberger Comprehensive Cancer Center, 101 Manning Dr., Chapel Hill, NC, 27514, United States. Electronic address:

Evidence about the health problems associated with sugary drink consumption is well-established. However, little is known about which sugary drink health harms are most effective at changing consumers' behavior. We aimed to identify which harms people were aware of and most discouraged them from wanting to buy sugary drinks. Read More

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O Savchuk V Krasnov

Georgian Med News 2021 Feb(311):63-67

Interregional Academy of Personnel Management, Faculty of Dentistry PJSC, Ukraine.

Excessive tooth wear is currently one of the main problems of oral health. Excessive tooth wear affects both function and aesthetics. Teeth with excessive tooth wear cannot be effectively used for biting and chewing food. Read More

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February 2021

The effect of time on mechanical properties of biocompatible photopolymer resins used for fabrication of clear dental aligners.

J Mech Behav Biomed Mater 2021 Mar 26;119:104494. Epub 2021 Mar 26.

University of Belgrade, Innovation Center of the Faculty of Mechanical Engineering, Belgrade, Serbia.

Clear dental aligners are used for treating orthodontic anomalies (misaligned teeth, inappropriate contact between upper and lower teeth etc.), minor irregularities and bruxism. Using additive manufacturing technologies clear dental aligners are made of biocompatible photopolymer, using a vat photopolymerization technology. Read More

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Observational Study Regarding the Relationship between Nutritional Status, Dental Caries, Mutans Streptococci, and Lactobacillus Bacterial Colonies.

Int J Environ Res Public Health 2021 03 29;18(7). Epub 2021 Mar 29.

Faculty of Dental Medicine, University of Medicine and Pharmacy, Science and Technology George Emil Palade, 540139 Târgu-Mureș, Romania.

The prevalence of dental caries and obesity is high as both raise significant health problems. The objective of this study was to evaluate the relationship between dental caries, the number of salivary colonies forming units of Mutans Streptococci (MS) and Lactobacillus (LB), and the nutritional status in a group of children from Transylvania. This observational study used a sample of 154 school children, aged 9 to 12 years. Read More

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Effects of Tooth Brushing Training, Based on Augmented Reality Using a Smart Toothbrush, on Oral Hygiene Care among People with Intellectual Disability in Korea.

Healthcare (Basel) 2021 Mar 18;9(3). Epub 2021 Mar 18.

Department of Occupational Therapy, Jeonju Kijeon College, Jeonju 54989, Korea.

(1) Purpose: In modern society, augmented reality (AR)-based training using a smart device has emerged as a means of resolving problems with training. Thus, this feasibility study aimed to identify the effects of tooth-brushing training, based on AR using a smart toothbrush, on oral hygiene care among people with an intellectual disability in Korea. (2) Methods: Thirty people with an intellectual disability, residing in a residential care facility, were selected. Read More

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Hereditary Gingival Fibromatosis: A Report of a Rare Case in Siblings and Its Management Using Diode Laser.

Contemp Clin Dent 2020 Jul-Sep;11(3):290-293. Epub 2020 Nov 26.

>Consultant Periodontist, Lucknow, Uttar Pradesh, India.

Hereditary gingival fibromatosis (HGF) is a proliferative fibrous lesion causing severe gingival enlargement, affecting the esthetics, as well as posing various periodontal problems. This case report addresses the diagnosis and treatment of one such rare case of HGF where the patient presented with generalized diffuse gingival enlargement involving the maxillary and mandibular arches extending on the buccal and lingual/palatal surfaces and covering the incisal/occlusal third of the tooth, resulting in altered esthetics, difficulty in speech, and mastication. Gingivectomy was carried out in all the four quadrants using diode laser. Read More

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November 2020

Oral Hygiene Practices, Knowledge, and Self-Reported Dental and Gingival Problems with Rural-Urban Disparities among Primary School children in Lilongwe, Malawi.

Int J Dent 2021 9;2021:8866554. Epub 2021 Mar 9.

Department of Restorative Dentistry, School of Dentistry, Muhimbili University of Health and Allied Sciences (MUHAS), P.O. Box 65014, Dar-es-Salaam, Tanzania.

Aim: To determine oral hygiene practices, knowledge, and experience of dental caries and gingival problems among urban and rural primary schoolchildren in Lilongwe District, Malawi. . This was an analytical and quantitative descriptive cross-sectional study. Read More

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Dental Visits and Predictors of Regular Attendance Among Female Schoolchildren in Dammam, Saudi Arabia.

Clin Cosmet Investig Dent 2021 17;13:97-104. Epub 2021 Mar 17.

Department of Preventive Dental Sciences, College of Dentistry, Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia.

Purpose: Regular dental visits are important for the maintenance of optimal oral health and improved quality of life. The purpose of the study was to evaluate patterns of dental visits and factors associated with routine dental attendance among female schoolchildren in Dammam, Saudi Arabia.

Patients And Methods: This cross-sectional study was performed on 449 female primary schoolchildren (6-11 years old) in Dammam, Saudi Arabia. Read More

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Comparative evaluation of fluorinol and calcium sodium phosphosilicate-containing toothpastes in the treatment of dentin hypersensitivity.

Int J Dent Hyg 2021 Mar 23. Epub 2021 Mar 23.

Department of Periodontology, JSS Dental College & Hospital, JSS Academy of Higher Education & Research, Mysuru, India.

Background: Dentin hypersensitivity is one of the most commonly encountered clinical problems. Various desensitizing agents have been widely used in the management of dentin hypersensitivity. Fluorinol, a fluoride-containing agent, has shown to be effective in fluoridating the hydroxyapatite crystal and thus reduce enamel solubility. Read More

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Regulatory involvement of the PerR and SloR metalloregulators in the oxidative stress response.

J Bacteriol 2021 Mar 22. Epub 2021 Mar 22.

Department of Biology, Middlebury College, Middlebury, Vermont, USA

is a commensal of the human oral microbiome that can promote dental caries under conditions of dysbiosis. This study investigates metalloregulators and their involvement in the oxidative stress response. Oxidative stress in the human mouth can derive from temporal increases in reactive oxygen species (ROS) after meal consumption and from endogenous bacterial ROS-producers that colonize the dentition. Read More

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Regenerative Surgery with Dental Implant Rehabilitation in a Haemophiliac Patient.

TH Open 2021 Jan 16;5(1):e104-e106. Epub 2021 Mar 16.

Department of Cardiac Thoracic and Vascular Sciences, Haemophilia Centre Unit of Coagulopathies, University Hospital of Padua, Padua, Italy.

This study aimed to describe the first case of regenerative surgery in haemophiliac implant. Patients with haemophilia often present dental problems. A multidisciplinary approach is suggested in case of dental surgeries to reduce the high bleeding risk. Read More

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January 2021

Associations of poor oral health with frailty and physical functioning in the oldest old: results from two studies in England and Japan.

BMC Geriatr 2021 03 18;21(1):187. Epub 2021 Mar 18.

Population Health Sciences Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK.

Background: Very few studies have examined the relationship of oral health with physical functioning and frailty in the oldest old (> 85 years). We examined the association of poor oral health with markers of disability, physical function and frailty in studies of oldest old in England and Japan.

Methods: The Newcastle 85+ Study in England (n = 853) and the Tokyo Oldest Old Survey on Total Health (TOOTH; n = 542) comprise random samples of people aged > 85 years. Read More

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[Series: Mental disorders in a dental practice. ADHD in children and adults].

Ned Tijdschr Tandheelkd 2021 Mar;128(3):150-153

ADHD is common in children as well as in adults. Dental problems are more common in these individuals as they can often be forgetful and impulsive. They are less careful with their teeth and are more at risk of damage. Read More

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The deterioration of oral function and orofacial appearance mediated the relationship between tooth loss and depression among community-dwelling older adults: A JAGES cohort study using causal mediation analysis.

J Affect Disord 2021 05 9;286:174-179. Epub 2021 Mar 9.

Department of Oral Health Promotion, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, Bunkyo-ku, Tokyo, Japan; Division for Regional Community Development, Tohoku University Graduate School of Dentistry, Aoba-ku, Sendai, Miyagi, Japan. Electronic address:

Background: Depression is a major health problem among older adults, for which previous studies have suggested tooth loss as a risk factor. This study examined the mediating effect of oral function and orofacial appearance in the relationship between tooth loss and depression.

Methods: This three-year follow-up longitudinal study was based on a self-reported questionnaire targeting community-dwelling older adults aged ≥65 years. Read More

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