Fredy Gamboa

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Chronic periodontitis is a multifactorial infectious disease associated with Gram-negative strict anaerobes which are immersed in the subgingival biofilm. Porphyromonas gingivalis, an important(More)
BACKGROUND The lysis-centrifugation system (Isolator system) is a technique with excellent results in the recovery of mycobacteria from blood specimens. This system consists mainly of saponin (SAP),(More)