Genes, Bacterial bacterial gene 7 genetics 7 human 6 Humans 5 microbiology 5 Article 4 Gene Expression Regulation, Bacterial 3 controlled study 3 gene expression regulation 3 metabolism 3 nonhuman 3 pathogenicity 3 Bacterial Proteins 2 Biofilms 2 DNA extraction 2 DNA sequence 2 Molecular Diagnostic Techniques 2 Polymerase Chain Reaction 2 Sequence Analysis, DNA 2 bacterial protein 2 biofilm 2 comparative study 2 molecular diagnosis 2 polymerase chain reaction 2 real time polymerase chain reaction 2 Adhesins, Bacterial 1 Adult 1 Agglutination Tests 1 Aggregatibacter actinomycetemcomitans 1