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Microbiota associated with experimental peri-implantitis and periodontitis in adult Macaca mulatta monkeys.

Identifieur interne : 009C06 ( Ncbi/Checkpoint ); précédent : 009C05; suivant : 009C07

Microbiota associated with experimental peri-implantitis and periodontitis in adult Macaca mulatta monkeys.

Auteurs : P I Eke [États-Unis] ; L D Braswell ; M E Fritz

Source :

RBID : pubmed:9526919

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English descriptors

Abstract

This study examines the microbiota associated with the progression of experimental peri-implantitis and periodontitis induced concurrently in partially edentulous adult monkeys. Root-form and plate-form implants with fixed prosthesis in place for at least 12 months and their corresponding opposite molar teeth were ligated for 6 months. The microbiota in plaque around these ligated dental implants and molars were studied at 0, 1, 2, 3, and 6 months post-ligation. Plaque samples were analyzed by dark-field microscopy and selective and non-selective culture. Putative periodontal pathogens were detected as a major component of the microbiota cultured from plaque samples obtained from experimental peri-implantitis sites. Overall, the types and relative proportions of putative periodontal pathogens in plaque associated with ligature-induced peri-implantitis and ligature-induced periodontitis were similar. Only levels of anaerobic Actinomyces and spirochetes were significantly different between both sites. Spirochete levels were significantly higher at peri-implantitis sites when compared with levels at periodontitis sites after 6 months, and spirochete levels increased significantly between 0 and 6 months post-ligation at implant sites. Levels of spirochetes correlated significantly with probing depth and bone loss at peri-implantitis sites. Overall, Actinomyces levels were higher at periodontitis sites. Porphyromonas species were not detected continuously as part of the peri-implantitis microbiota. In conclusion, this study finds that the microbiota associated with the progression of experimental peri-implantitis and periodontitis occurring concurrently in partially edentulous mouths are similar.

DOI: 10.1902/jop.1998.69.2.190
PubMed: 9526919


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<term>Aggregatibacter actinomycetemcomitans (growth & development)</term>
<term>Aggregatibacter actinomycetemcomitans (isolation & purification)</term>
<term>Alveolar Bone Loss (etiology)</term>
<term>Alveolar Bone Loss (microbiology)</term>
<term>Animals</term>
<term>Bacteria (classification)</term>
<term>Bacteria (growth & development)</term>
<term>Bacteria (isolation & purification)</term>
<term>Colony Count, Microbial</term>
<term>Dental Implantation, Endosseous (adverse effects)</term>
<term>Dental Implants (adverse effects)</term>
<term>Dental Plaque (microbiology)</term>
<term>Dental Prosthesis Design</term>
<term>Dental Prosthesis, Implant-Supported</term>
<term>Disease Progression</term>
<term>Follow-Up Studies</term>
<term>Jaw, Edentulous, Partially (rehabilitation)</term>
<term>Jaw, Edentulous, Partially (surgery)</term>
<term>Macaca mulatta</term>
<term>Periodontal Pocket (etiology)</term>
<term>Periodontal Pocket (microbiology)</term>
<term>Periodontitis (etiology)</term>
<term>Periodontitis (microbiology)</term>
<term>Porphyromonas (growth & development)</term>
<term>Porphyromonas (isolation & purification)</term>
<term>Prevotella intermedia (growth & development)</term>
<term>Prevotella intermedia (isolation & purification)</term>
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<term>Aggregatibacter actinomycetemcomitans (isolement et purification)</term>
<term>Animaux</term>
<term>Bactéries ()</term>
<term>Bactéries (croissance et développement)</term>
<term>Bactéries (isolement et purification)</term>
<term>Conception de prothèse dentaire</term>
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<term>Prevotella intermedia (croissance et développement)</term>
<term>Prevotella intermedia (isolement et purification)</term>
<term>Prothèse dentaire implanto-portée</term>
<term>Résorption alvéolaire (microbiologie)</term>
<term>Résorption alvéolaire (étiologie)</term>
<term>Spirochaetales (croissance et développement)</term>
<term>Spirochaetales (isolement et purification)</term>
<term>Études de suivi</term>
<term>Évolution de la maladie</term>
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<term>Dental Implantation, Endosseous</term>
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<div type="abstract" xml:lang="en">This study examines the microbiota associated with the progression of experimental peri-implantitis and periodontitis induced concurrently in partially edentulous adult monkeys. Root-form and plate-form implants with fixed prosthesis in place for at least 12 months and their corresponding opposite molar teeth were ligated for 6 months. The microbiota in plaque around these ligated dental implants and molars were studied at 0, 1, 2, 3, and 6 months post-ligation. Plaque samples were analyzed by dark-field microscopy and selective and non-selective culture. Putative periodontal pathogens were detected as a major component of the microbiota cultured from plaque samples obtained from experimental peri-implantitis sites. Overall, the types and relative proportions of putative periodontal pathogens in plaque associated with ligature-induced peri-implantitis and ligature-induced periodontitis were similar. Only levels of anaerobic Actinomyces and spirochetes were significantly different between both sites. Spirochete levels were significantly higher at peri-implantitis sites when compared with levels at periodontitis sites after 6 months, and spirochete levels increased significantly between 0 and 6 months post-ligation at implant sites. Levels of spirochetes correlated significantly with probing depth and bone loss at peri-implantitis sites. Overall, Actinomyces levels were higher at periodontitis sites. Porphyromonas species were not detected continuously as part of the peri-implantitis microbiota. In conclusion, this study finds that the microbiota associated with the progression of experimental peri-implantitis and periodontitis occurring concurrently in partially edentulous mouths are similar.</div>
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