background: chewing-gum may serve as an effective oral hygiene device when brushing may not be possible. the aim of the present study was to evaluate the effect of chewing sugar-free gum twice a day after meals in addition to tooth brushing on dental plaque and interdental debris.     methods: twenty four (12 males and 12 females aged 20-21 years) healthy third-year dental students participated...

conclusions similar to previous studies, this study could not show the superiority of electric toothbrush over manual in plaque removal. after 72 hours, the mean of plaque index was greater in buccal than in lingual surface, which may be attributed to the natural cleansing action of the tongue. results the mean of plaque index was 2.13 ± 0.83 and 2.11 ± 1.01 in the manual and electric toothbrus...

conclusions in spite of what the parents believe, iron supplements not only do not cause dental carries but also they have preventive and inhibitory effects on them. furthermore, it is highly recommended that supplements containing both iron and zinc elements should be preferred over supplements containing only iron elements. materials and methods the antimicrobial effects of six different type...

introduction: permanent first molar is the most important unit in the chewing system. ear-ly loss of first molars can significantly reduce chewing efficiency, increase overbite, lead to premature eruption of the permanent second and third molars, and displacement of adjacent teeth. the purpose of this study was to determine the associated factors of permanent first molar caries in 7-9 years old...

statement of problem: dental caries is one of the most common chronic diseases in children. the balance between demineralization and remineralization of the decayed teeth depends on the calcium and phosphate content of the tooth surface. therefore, if a product such as casein phospho peptides - amorphous calcium phosphate (cpp- acp) which can significantly increase the availability of calcium a...

objective: mechanical plaque removal namely tooth brushing is the most commonly used oral hygiene technique. efficacy of tooth brushing is influenced by the design and shape of toothbrush. this study aimed to compare the efficacy of two common iranian toothbrushes with a foreign made one in plaque removal.   methods: this clinical trial was conducted on 30 female dental students in babol univer...

in the present study, variation among different bacterial strains was observed in the plaques of tobacco chewers (tc) as compared to those from normal persons (non tobacco chewers) (ntc). bacterial strain j1 (dominant in the plaques of ntc) did not initiate the process of adhesion (biofilm formation) until it appeared to have reached a required population density necessary for the production of...

objective: confocal laser scanning microscopy (clsm) is relatively a new light microscopical imaging technique with a wide range of applications in biological sciences. primary value of clsm for the biologist is its ability to provide optical sections from three-dimensional specimen. the present study was designed to assess the thickness content of in vivo accumulated dental plaque using clsm a...

the evaluation of plaque and tooth decay represents the oral health status of society. lack of oral hygiene, can adversely affect the health of students. this study was designed with the aim to determine the oral- dental health status of the first grade guidance students in hamadan: using health belief model (hbm). this was a descriptive- analytical study which was conducted on 268 students of ...

introduction microbial plaque is the main etiologic factor which causes disease in soft tissue around dental implants. the purpose of this study was to evaluate the effect of plaque on health indicies of soft tissue around dental implants. methods and materials 45 patients with 211 dental implants were examined clinically for four years after prosthodontic treatment. plaque index and health ind...