CHEMIOANTIBIOTICO RESISTENZA NEI BATTERI ORALI
Criteria of antimicrobial therapy: guided or rational antimicrobial chemotherapy in oral infectious diseases.
Resistance to principal chemo-antibiotics in odonthoiatric use: betalactam antibiotics, glycopeptides and oxazolidinones, macrolides and ketolides, lincosamides, tetracyclines, chloramphenicol, quinolones, ecc.
Genetic cause of resistance to antibiotics: transformation, transposition by phages, conjugative mechanisms. Plasmids, R-factors, transposons and other transposable elements.
Characteristic of antibiotic resistance: chromosomal resistance and plasmids-mediated resistance.
Molecular mechanisms of resistance to antimicrobial agents: enzymatic inhibition, cellwall precursor target alteration, ribosomal binding site alteration, target overproduction, target enzyme alteration, target site protection, efflux promotion.
Actual views on resistance of principal bacteria in oral cavity: the resistance in anaerobic flora.