background and aims. helicobacter pylori is a microaerophilic gram-negative spiral organism. it is recognized as the etiologic factor for peptic ulcers, gastric adenocarcinoma and gastric lymphoma. recently, it has been isolated from dental plaque and the dorsum of the tongue. this study was designed to assess the association between h. pylori and oral lesions such as ulcerative/inflammatory le...

Promoting communicative interactions, while simultaneously drawing students’ attention to language form, is considered as a potentially significant area of research in second language acquisition. This study focuses on the effect of transcribing task, as an autonomous noticing activity, on intermediate and advanced EFL learners' grammatical accuracy. The study was conducted in two advanced and ...

INTRODUCTION The impaired host defense system in HIV infection impacts the oral and gastrointestinal microbiota and associated opportunistic infections. Antiretroviral treatment is predicted to partially restore host defenses and decrease the oral manifestation of HIV/AIDS. Well-designed longitudinal studies are needed to better understand the interactions of soluble host defense proteins with ...

background: the purpose of this study was to describe the knowledge and attitude of pregnant women in qazvin province, central iran, relating to oral hygiene. methods: the study group comprised of 760 pregnant women living in qazvin, center of iran in 2004. the questions were formulated to evaluate information without the need for dental examination. the age groups between 17-41 years old were ...

To successfully colonize the oral cavity, bacteria must directly or indirectly adhere to available oral surfaces. Fusobacterium nucleatum plays an important role in oral biofilm community development due to its broad adherence abilities, serving as a bridge between members of the oral biofilm that cannot directly bind to each other. In our efforts to characterize the molecular mechanisms utiliz...

The use of oral chemotherapy is expected to more than double in the next several years. With the increase in use of oral chemotherapy and in patient responsibility, the role of the oncology nurse must change to ensure proper management. Nurses must teach patients how to correctly and safely take oral chemotherapy, help manage side effects, and research and monitor complications such as medicati...

This article discusses the relative contraindications to the use of vasoconstrictor in patients currently medicated with tricyciic antidepressants, monoamine oxidase inhibitors, phenothiazines and P-blockers. It reviews drug interactions and emphasizes potential detrimental systemic effects that epinephrine contained in !ocal anesthetics can have when administered concomitantly with these drugs...