1024x768 background: sedentary lifestyles, along with diets low in fruits and vegetables, complex carbohydrates and high in fat and total energy are increasing among adolescents. these unhealthy behaviors associated with obesity, type 2 diabetes, hypertension, and heart disease. healthful dietary behaviors, such as fruit and vegetable consumption among adolescents had been reported as inadequat...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: the aim of research was to study spiral family implant by finite element analysis (fea) inserted in different bone qualities connected with abutments of different angulations. methods: the biomechanical behaviour of 4.2 × 13 mm dental implants, connecting screw, straight and 15° and 25° angulated abutments subj...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: antimicrobial agents have been used as a chemotherapeutic agent to improve oral health. this in vitro study was carried out to determine the antimicrobial activity of ten iranian-made toothpastes against commonly found bacteria in the oral cavity. methods: the microorganisms used in this study were streptococcu...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 the maxillary lateral incisor is the second most common congenitally absent tooth. there are several treatment options for replacing the missing maxillary lateral incisor, including canine substitution, tooth-supported restoration, or single-tooth implant. dental implants are an appropriate treatment option for replacing m...

A greenhouse mesocosm experiment, representing earthworm-free North American Acer-dominated forest Xoor and soil conditions, was used to examine the individual and combined eVects of initial invasion by three European earthworm species (Dendrobaena octaedra, Lumbricus rubellus and Lumbricus terrestris) on the forest Xoor and upper soil horizons, N and P availability, and the mortality and bioma...

Aralia chinensis var. dasyphylloides is widely distributed in China and used as a traditional herbal medicine for the treatment of digestive and immune system diseases. The present study aimed to search for novel oleanolic-type triterpenoids in low-polarity fractions. Six new triterpene derivatives (1-6), together with two known compounds were isolated from the barks of A. chinensis var. dasyph...