statement of the problem some studies reveal that the oral cavity acts as a potential reservoir for h. pylori or a possible route of transmission. the aim of this study was to evaluate the association between advanced periodontal diseases and gastrointestinal problems and the effect of oral hygiene on this relationship. materials and methods this descriptive cross-sectional study was carried ou...

Sewage-sludge-amended soils generally contain elevated levels of organic matter and heavy metals compared to control soils. Because organic matter is known to complex with heavy metals, the solubility behavior of the organic matter in such soils may exert a significant influence on the solubility of the metals. Little is known about such a process. Using batch experiments in which the solubilit...

Introduction Toothbrush design, 1, 2 brushing method,3, 4 manipulative skills of the child, 5,6 parental involvement/brushing instruction, 8 and brushing duration9,1° are most cited as determinants of toothbrushing efficacy. Of these, Honkala11 and coworkers found that brushing duration was consistently correlated with plaque removal in children. Further, the brushing times produced a nearly pe...

background: gingival recession is the most common and undesirable condition of the gingiva. the aim of study was to investigate the aetiology and severity of gingival recession in a greek adult population sample.     methods: the study was performed on 165 males and 179 females, 18-68 years old who sought dental treatment in a private dental practice and showed gingival recession. all subjects ...

This study aimed to analyse the impact of brushing on the protective effect of different fluoride solutions on enamel and dentin erosion. Bovine enamel and dentin specimens were rinsed once with TiF4, AmF, SnF2 (0.5 M F, 2 min) or water (control). Specimens were either left unbrushed or brushed with 10, 20, 50, 100 or 500 brushing strokes in an automatic brushing machine (2 N, non-fluoridated t...