BACTERIA SALIVA GENOTYPES PREVALENCE CELL CULTURE HETERODUPLEX PCR FIBROBLAST PREVOTELLA INTERMEDIA RAT PARATHYROID HORMONE (PTH 1-34) ESTROGEN DEFICIENCY UREA ENDOTOXINS CANDIDA ALBICANS ROOT INSTRUMENTATION NUMERICAL INTEGRATION S-NITROSOGLUTATHIONE TOXINS LASER GENOTYPING BIOFILM NÍTRIC OXIDE INFLAMMATION EXOTOXINS NICOTINE DENTAL CALCULUS OBESITY VIRULENCE