________________________________________________________________________________________________________ When nasal is more than nasal: Oral articulation of French nasal vowels Lingual and labial articulations of oral and nasal vowels of three Metropolitan French (FM) speakers were recorded using an EMA system. Inter-speaker variation in these oral articulations suggest that the role of motor e...

Oral administration of the perilla leaf extract (PLE) to mice inhibits inflammation, allergic response, and tumor necrosis factor-alpha production. We also found that PLE suppressed the tumor necrosis factor-alpha (TNF-alpha) production in vitro. Using the inhibitory activity of TNF-alpha production in vitro as the index for isolation, we searched the active constituents from PLE and isolated l...

evaluation of periodontal status by cpitn among (35-44) – year – old population in khoramabad (2002) dr. f. haghighati* - dr. sh. salehi** - dr. r. valizadeh*** * - associate professor of periodontics dept. - faculty of dentistry – tehran university of medical sciences. **-assistant professor of periodontics dept. - faculty of dentistry – tehran university of medical sciences. ***- dentist. bac...

introduction: multiple myeloma is a neoplasm of monoclonal plasmacells which may cause oral manifestations. we report a 50-year-old man with a mass burned out of a post extraction socket. he had recived an eight month period of chemotherapy and was supposed to be ready for hematopoetic stem cell transplantation. after clinical and histopathological examinations, the mass was diagnosed as a plas...

While head and neck squamous cell carcinomas (HNSCC) are associated with profound immune suppression, less is known about the immunological milieu of premalignant oral lesions. The present study shows dynamic shifts in the immune milieu within premalignant oral lesions and when they have progressed to HNSCC. Specifically, this study showed that the premalignant lesion environment consists of in...

BACKGROUND: ß -estradiol is a steroid sex hormone that plays important role in oral physiology. The aim of this study was to determin the association of the menstrual cycle and salivary ß-estradiol with the production of volatile sulfur compounds (VSC).METHODS: In this cross-sectional study, twenty female dental students in good oral and general health were recruited for evaluation of VSC, sali...

Betel quid (BQ) chewing is an etiologic factor of oral submucous fibrosis (OSF) and oral cancer. There are 600 million BQ chewers worldwide. The mechanisms for the toxic and inflammatory responses of BQ are unclear. In this study, both areca nut (AN) extract (ANE) and arecoline stimulated epidermal growth factor (EGF) and interleukin-1α (IL-1α) production of gingival keratinocytes (GKs), wherea...