NIIGATA DENTAL JOURNAL
Volume 28, Number 2, 1998
CONTENTS

• A case-control study on cleft lip and/or palate associated with maternal factors during pregnancy (Y. Usui, et al.)
• Clinico-statistical observation of outpatients during last 14 years in our clinic (T. Abe, et al.)
• Change in abutment teeth mobility after insertion of partial denture (A. Ito et al.)
• Clinical and statistical study on treatment effects on periodontal surgery in adult periodontitis (M. Murata, et al.)
• False negatives and false positives in oral cytology (M. Suzuki, et al.)

Clinical reports

• A case of subdural empyema secondary to odontogenic maxillary sinusitis (S. Saitoh, et al.)
• Bilateral multiple submandibular sialolithiasis: Report of a case (H. Kanoh, et al.)
• Accidental swallowing of a fixed bridge in the trachea: Report of two cases (T. Yokobayashi, et al.)
• Multiple primary oral carcinomas assumed to have developed from an extensive precancerous lesion. Report of a case (M. Yoshizawa, et al.)
• Plunging ranula extending from the parapharyngeal space to the base of the skull: Report of two cases (T. Chuujoh, et al.)

Clinico-pathological conference report

• [No. 15] Carcinoma of tongue, S. Ohtake, et al.

Current topics

• Replantation of decidous anterior teeth avulsed by dental injury (S. Kinoshita, et al.)
• A histochemical investigation of the bone formation process by guided bone regeneration in rat jaws -- Effects of PTFE membrane application periods on newly-formed bone -- (H. Ohnishi, et al.)
• Distration osteogenesis (Y. Hattori, et al.)
• Topics on estrogen action in bone: cell specific action and localization of receptor subtypes (H. Kawashima)

Minireview of thesis

• Economic aspects of pit and fissure sealant (A. Yoshihara, et al.)
• Stress analysis of the posterior mandible restored with various implant-supported prostheses: A three-dimensional finite element analysis (R. Stegaroiu, et al.)
• Changes of cancellous bone mass in rat mandibular condyle following aging and ovariectomy (M. Tanaka, et al.)
• Ultrastructral and cytochemical studies on cell death of osteoclasts (M. Ito)
• Ultrastructral and cytochemical study of golgi apparatus of osteoclast (N. Izumi, et al.)
• Down-regulation of gap junctional intercellular communication between osteoblastic MC3T3-E1 cells by basic fibroblast growth factor and a phorbol ester (M. Sawada, et al.)

Abstracts of Niigata Dental Society

Announcements