| prevalence of suspected periodontal pathogens identified using elisa in adolescents of differing ethnic origins. | the aim of this study was to determine the prevalence of actinobacillus actinomycetemcomitans, porphyromonas gingivalis and prevotella intermedia in a group of adolescents and investigate the association of these organisms with various clinical parameters. a total of 527, 11-13-year-old children, of whom 333 (63%) were white caucasian, 187 (35%) indo-pakistani and 7 (1%) afro-caribbean, participated in the study. subgingival plaque samples, collected from the mesio-buccal of both upper first per ... | 1997 | 9083896 |
| periodontopathic bacteria in english hiv-seropositive persons. | selected periodontopathic bacteria were sought in 20 hiv-infected english patients and eight noninfected control subjects with similar periodontal status, using highly specific dna probes. actinobacillus actinomycetemcomitans (a. a), porphyromonas gingivalis, campylobacter rectus, prevotella intermedia, and fusobacterium nucleatum were more frequently detected and were found at higher levels in hiv-infected individuals than in controls. significantly increased levels of treponema denticola but, ... | 1999 | 10842858 |