[THE EFFECT OF DURATION OF ORTHODONTIC TREATMENT ON MICRO-BIOCENOSIS OF BACK OF MUCOUS MEMBRANE OF TONGUE].

The article presents analysis of results of studying spectrum, rate of occurrence and amount of microorganisms on mucous membrane of back of tongue before orthodontic treatment of dentoalveolar anomalies and deformations and on different stages of fixation. It is established that in all patients the dominant microorganisms of analyzed biotope were bacteria of genus of Streptococcus and Peptostreptococcus released in number of 5-6 Ig CFU/cm2. The gender and quantitative characteristics of opportunistic pathogenic microorganisms varied during all year of monitoring.

[Peculiarities of microbiological composition of oral fluid during various stages of orthodontic treatment in children and adolescents].

The article presents the results of analysis of spectrum, the rate of frequency and the amount of microorganisms in oral liquid before the beginning of orthodontic treatment of dental abnormalities and deformations and in its stages (6 and 12 months later). As the result of the study the appearance of pathologic microorganisms Staphylococcus aureus and a great number of conditionally-pathogenic fungi of Candida family and Porphyromonas spp. were determined.