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The 7th international conferenceon periodontal research

PROGRAMAND

ABSTRACTSItdngen, Switzerland, September ^ 1 1 , 1986

This Meeting is sponsored by the Periodontal Group of the International Association f'for Dental Research and supported by a grant from the Procter & Gamble Company. ^

MONDAY 9/8/86:07:00 pm-l 0:15 pm ^ ' v̂ , ^̂ ^̂

SESSION I: Pathogenic Mechanisms ,;::̂ :•' -"̂

Moderators: H. E. Schroeder, Switzerland •,:;;: >K. S. Komman, U.S.A. c ^̂ ^'

7:00 pm 1. M. A. Listgarten. University of Pennsylvania, Philadelphia 19104, :U.S.A.NATURE OF PERIODONTAL DISEASES - PATHOGENICMECHANISMS

7:30 pm 2. T. E. Van Dyke, J. R. Kalmar and R. R. Arnold. Emory University,School of Dentistry, Atlanta, Georgia 30322, U.S.A.DIRECT INTERACTION OF ACTINOBACILLUS ACTINOMY-CETEMCOMITANS WITH NORMAL AND DEFECTIVE (LJP)NEUTROPHILS

7:45 pm 3. R. C. Page, P. Beaty, T. Waldrop andJ. L. Ebersole. Ctr. Res. Oral Biol.U. Wash., Fred Hutch. Cane. Res. Ctr., Seattle, Washington 98195 &Wilford Hall Med. Ctr. & Dept. Periodont. U. Texas, San Antonio,Texas 78284, U.S.A.CHARACTERISTICS OF EARLY-ONSET PERIODONTITISAND IDENTIFICATION OF THE MOLECULAR ABNOR-MALITY IN ONE FORM

8:00 pm 4. J. L. Ebersole, D. E. Erey, M. A. Taubman, A. D. Haffajee and S. S.Socransky UTHSC at San Antonio, Texas 78284 and Forsyth DentalCenter, Boston, Massachusetts 02115, U.S.A.DYNAMICS OF SYSTEMIC ANTIBODY RESPONSES IN PERI-ODONTAL DISEASE

8:15 pm 5. H. Okada, H. Itoh and Y. Harada. Department of Periodontology, Fac-ulty of Dentistry, Osaka University, Suita, Osaka 565, Japan.T CELL REQUIREMENT FOR ESTABLISHMENT OF IgGDOMINANT B CELL LESION IN PERIODONTITIS

8:30 pm 6. M. Tonetti, C. Eftimiadi, G. Damiani, P. Buff a, D. Buff a andG.A. Botta.University of Genova, Genova 16132, Italy.SHORT CHAIN FATTY ACIDS PRESENT IN PERIODONTALPOCKETS MAY PLAY A ROLE IN HUMAN PERIODONTALDISEASES

8:45 pm DISCUSSION

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TUESDAY 9/9/86:08:30 am-12:00 am

SESSION II: Diagnosis of Disease Activity

Moderators: H. Zander, U.S.A.B. Guggenheim, Switzerland

8:30 am 7. K. S. Komman. UTHSC at San Antonio, Texas 78284, U.S.A.NATURE OF PERIODONTAL DISEASES - ASSESSMENT ANDDIAGNOSIS

9:00 am 8. R. R. Ranney, W. E. C. Moore and L. V. H. Moore. VCU and VPI & SU,Richmond and Biacksburg, Virginia 23298, U.S.A.BACTERIAL FLORA OF PROGRESSING PERIODONTITISLESIONS

9:15 am 9. A. C. R. Tanner, J. L. Dzink, S. S. Socransky and C. L. Des Roches.Forsyth Dental Center, Boston, Massachusetts 02115, U.S.A.DIAGNOSIS OF PERIODONTAL DISEASE USING RAPIDIDENTIFICATION OF "ACTIVITY-RELATED" GRAM NEGA-TIVE SPECIES

9:30 am 10. B. Villela, R. B. Cogen andH. Birkedal-Hansen. Univ. Alabama at Birm-ingham, Birmingham, Alabama 35294, U.S.A.CREVICULAR FLUID COLLAGENASE ACTIVITY INHEALTHY, GINGIVITIS, CHRONIC ADULT PERIODONTITISAND LOCALIZED JUVENILE PERIODONTITIS PATIENTS

10:00 am 11. G. K. Svanberg. University of Michigan, School of Dentistry, Ann Arbor,Michigan 48109, U.S.A.HYDROXYPROLINE TITERS IN GINGIVAL CREVICULARFLUID

10:15am 12. U. E. Ruttimann and R. L. Webber. National Institute of Dental Re-search, NIH, Bethesda, Maryland 20892, U.S.A.VOLUMETRY OF LOCALIZED BONE LESIONS BY SUBTRAC-TION RADIOGRAPHY

10:30 am DISCUSSION

TUESDAY 9/9/86: 12:15 pm-06:30 pm

Free or select p XII

TUESDAY 9/9/86: 07:30 pm-10:15 pm

Session III: Clinical Trials on Therapy

Moderators: A. Soskolne, IsraelN. P. Lang, Switzerland

7:30 pm 13. 7. Lindhe and S. Nyman. University of Pennsylvania School of DentalMedicine, Philadelphia, Pennsylvania 19104, U.S.A.CLINICAL TRIALS ON PERIODONTAL THERAPY

8:00 pm 14. S. P Ramfjord, R. G. Caffesse, E. C. Morrison, R. W. Hill, G. J. Kerry,E. A. Appleberry, R. R. Nissle andD. L. Stults. University of Michigan,School of Dentistry, Ann Arbor, Michigan 48109, U.S.A.FOUR MODALITIES OF PERIODONTAL TREATMENT COM-PARED OVER FIVE YEARS

8:15 pm 15. W.J. Loesche, E. Schmidt, B. E. Smith, R. Caffesse andJ. Stoll. Universityof Michigan School of Dentistry, Ann Arbor, Michigan 48109, U.S.A.METRONIDAZOLE THERAPY FOR PERIODONTITIS

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8:30 pm 16. U. Brdgger, J. Litch, L. Pasquali and K. Komman. UTHSC at San An-tonio, Texas 78284, U.S.A.ALVEOLAR BONE CHANGES AFTER PERIODONTAL SUR-GERY ASSESSED BY DIGITAL SUBTRACTION AND COM-PUTER ASSISTED IMAGE ANALYSIS

8:45 pm 17. P. B. Robertson, S. A. Buchanan, G. C. Armitage, E. Newbrun, E. J.Taggart and C. I. Hoover. UCSF School of Dentistry, San Frandsco,California 94143, U.S.A.EVALUATION OF CLINICAL AND MICROBIOLOGICALMEASURES TO PREDICT TREATMENT RESPONSE IN SE-VERE PERIODONTITIS

9:00 pm DISCUSSION

WEDNESDAY 9/10/86: 08:30 am-12:00 am

SESSION IV: Regeneration and Repair

Moderators: H. Loe, U.S.A.T. Karring, Denmark

8:30 am 18. / . Egelberg. Loma Linda University, Loma Linda, California 92350,U.S.A.REGENERATION AND REPAIR OF PERIODONTAL TISSUES

9:00 am 19. I. C. Mackenzie. Dows Institute for Dental Research, University of Iowa,Iowa City, Iowa 52242, U.S.A.NATURE AND MECHANISMS OF REGENERATION OF THEJUNCTIONAL EPITHELIAL PHENOTYPE

9:15 am 2Q. A. H. Melcher, T. K. Cheong, J. Cox and A. Shiga. MRC Programe inDental Implants, Faculty of Dentistry, University of Toronto, Toronto,Ontario M5G, 1G6, Canada.BONE CELLS SYNTHESIZE CEMENTUM-LIKE TISSUES INVITRO

9:45 am 2\. V.R Terranova, S. Hie, R. M. Lyalland U. M. E. Wikesjo. Rorer Biotech-nology Research Center, Rockville, Maryland 20850, and Dept. OralBiology, SUNY, Buffalo, New York 14241, U.S.A.A BIOCHEMICAL APPROACH TO PERIODONTAL RE-GENERATION

10:00 am 22. S. Nyman. Dpt. of Periodontology, University of Goteborg, Goteborg400 33, Sweden.NEW ATTACHMENT BY GUIDED TISSUE REGENERATION

10:15 am DISCUSSION

THURSDAY 9/11/86: 08:30 am-10:00 am

SESSION V: Where should we go from here?

Moderator: R. C. Page, U.S.A.

8:30 am R. J. Genco. State University of New York, Buffalo, New York 14226,U.S.A.

9:15 am Final DISCUSSION