Interface Oral Health Science 2009: Proceedings of the 3rd International Symposium for Interface Oral Health Science, Held in Sendai, Japan, Between January 15 and 16, 2009 and the 1st Tohoku-Forsyth Symposium, Held in Boston, MA, USA, Between March 10 an

The Tohoku University Graduate School of Dentistry has proposed Interface Oral Health Science as the main theme of next-generation dental research since 2002. That theme is based on the new concept that healthy oral function is provided by biological and biomechanical harmony among three systems: oral tissues, parasites, and biomaterials, and that oral diseases are interpreted as "interface diseases" caused by disruption of the intact interfaces among those systems.