Introdouction: According to the importance of enamel discoloration and controversy regarding the effect of different orthodontic bonding materials on tooth discoloration, the aim of this study was to determine enamel discoloration following orthodontic brackets using different bonding materials. Materials and methods: This in-vitro study, 30 recently extracted human premolars with inta...

yoghurt is a unique fermented dairy product, consumed throughout the world and the trend ofconsumption is increasing due to its unique health benefits. yoghurt mix is often supplemented with msnf(milk solids-non-fat), it may contain as much as 5.7% unhydrolysed lactose. lactose can be hydrolysed withan enzyme lactase. deficiency of lactase in lactose-intolerant persons leads to gastrointestinal...

In this paper we present techniques by which each mix in a mix network can be paid for its services by message senders, in a way that ensures fairness and without sacrificing anonymity. We describe a payment mechanism for use in mix networks, and use this payment scheme in fair exchange mechanisms for both connection-based and messagebased mix networks. In connection-based mix networks, our pro...

Introduction: Increasing pressure on available funds in health care section especially hospitals, enhances the need of analyzing different strategies in economic terms. One of the solutions for the optimal use of financial resources and potentials in hospitals and health care centers is using elements of the marketing mix. In this way we could make the best use of the resources...

Plant species diversity may benefit natural grassland productivity, but its effect in managed grassland systems is not well understood. A four-year multispecies grassland experiment was conducted to investigate the effect of species diversity-legumes and non-leguminous forbs-on productivity, persistence and sward quality under cutting or grazing regimes and with or without slurry application. T...

OBJECTIVE To evaluate glycemic variability associated with two different premixed insulin analogue formulations when used in a twice-daily regimen. PATIENTS AND METHODS Subjects comprised type 2 diabetic patients aged 20-79 years, treated with twice daily premixed insulin or insulin analogue formulations. All subjects were hospitalized for 6 days and randomized to receive either Humalog Mix 2...

Two primary goals of a research field are (i) communicate and preserve knowledge, and (ii) build and maintain a professional community. A range of tools are at its disposal: books, journals, newsletters, lectures, exhibitions, person-to-person communication, magazine and newspaper articles, workshops, and conferences. Each field is marked by a distinct mix and weighting of these venues. To show...