May 1998

Letter to the “Ask a Friend” Editor
• Bernard E. Metrick
Published in issue: May 1998
p321

Response
• Bradley G. Seto
Published in issue: May 1998
p321

Scientific Article

Effect of masticatory cycles on apical leakage of obturated teeth
• Samir Esber,
• Jean-Yves Blum,
• Jean-Christophe Chazel,
• Eric Parahy
Published in issue: May 1998
p322-325
Effect of calcium hydroxide on the dissolution of soft tissue on the root canal wall
• R. Wadachi,
• K. Araki,
• H. Suda
Published in issue: May 1998
p326-330
Stimulatory effect of interleukin-6 on plasminogen activator activity from human dental pulp cells
• Shiki Hosoya,
• Emi Ohbayashi,
• Kiyoshi Matsushima,
• ...
• Muneyoshi Yamazaki,
• Yasuko Shibata,
• Yoshimitsu Abiko
Published in issue: May 1998
p331-334
Biocompatibility of two apatite cements
• Ronald L. Steinbrunner,
• Cecil E. Brown Jr.,
• Joseph J. Legan,
• A.H. Kafrawy
Published in issue: May 1998
p335-342
Apical sealing ability of glass ionomer sealer with and without smear layer
• Siriporn Timpawat,
• Somsak Sripanaratanakul
Published in issue: May 1998
p343-345
Influence of the concentration of ions and foramen diameter on the accuracy of electronic root canal length measurement—An experimental study
• Maja Kovačević,
• Tomislav Tamarut
Published in issue: May 1998
p346-351
Effects of pulsed Nd:YAG laser irradiation on root canal wall dentin with different laser initiators
• Chengfei Zhang,
• Yuichi Kimura,
• Koukichi Matsumoto,
• Tomomi Harashima,
• Hui Zhou
Published in issue: May 1998
p352-355
Black-pigmented bacteria in coronal and apical segments of infected root canals
• W.J. Dougherty,
• K.S. Bae,
• B.J. Watkins,
• J.C. Baumgartner
Published in issue: May 1998
p356-358
In vitro study of a Nd:YAP laser in endodontic retreatment
• Pierre Farge,
• Paul Nahas,
• Philippe Bonin
Published in issue: May 1998
p359-363

Clinical Article

Comparison of the performance of four files with rounded tips during shaping of simulated root canals
• Paul M.H. Dummer,
• Mohammed A.O. Al-Omari,
• Susan Bryant
Published in issue: May 1998
p364-371
The C-shaped mandibular second molar: Incidence and other considerations
• Franklin S. Weine
• Members of the Arizona Endodontic Association
Published in issue: May 1998
p372-375

Case Report

Endodontic therapy in a maxillary second molar with three buccal roots
• Osvaldo Zmener,
• Adriana Peirano
Published in issue: May 1998
p376-377
Conservative treatment of supernumerary maxillary incisor with dens invaginatus
• Lior Holtzman
Published in issue: May 1998
p378-380
Surgical extrusion of a completely intruded permanent incisor
• Mehmet Kemal Çalişkan
Published in issue: May 1998
p381-384

News and announcements
Published in issue: May 1998
p385

Presidential profile—Dr. Carl W. Newton
Published in issue: May 1998
p386-395