Kenji Kurashina

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Permethrin, a type I pyrethroid insecticide, is known to affect sodium channels of neurons and prolong sodium currents. On the other hand, the expression of brain-derived neurotrophic factor (BDNF) and c-fos genes is activated through Ca(2+) influx into neurons, in an activity-dependent manner. In this study, therefore, we investigated whether permethrin(More)
Restoration of chewing ability is an important aspect of the treatment for temporomandibular disorders (TMDs). However, too little attention has been paid to it. We have used a questionnaire to evaluate and score the chewing ability of TMD patients. The questionnaire includes 19 kinds of food and a chewing task. The patient was asked if she/he experiences(More)
OBJECTIVES To examine the possible relationship between condylar position and disk displacement in the TMJ. METHODS Forty-eight joints with no disk displacement (NDD), 84 joints with a reducible displaced disk (RDD) and 99 joints with a permanently displaced disk (PDD) were selected. The positions of the condyle and TMJ disk were calculated from lateral(More)
OBJECTIVES We investigated incidence and risk factors for postextraction bleeding in patients receiving warfarin and those not receiving anticoagulation therapy. DESIGN Cross-sectional, multicentre, observational study. SETTING 26 hospitals where an oral surgeon is available. PARTICIPANTS Data on 2817 teeth (from 496 patients receiving warfarin, 2321(More)
BACKGROUND Oral candidiasis is an infection caused by a yeast-like fungus called Candida. Various methods can be used to isolate Candida from the oral cavity. However, it is difficult to correctly and satisfactorily diagnose oral candidiasis because currently no microbiological or laboratory standards based on samples from the oral cavity are available. The(More)
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