Periopathogenic bacteria in persistent periapical lesions: an in vivo prospective study.


BACKGROUND The aim of this in vivo prospective study was to detect the presence of periopathogenic bacteria in persistent periapical lesions and to compare the reliability of two different methods: anaerobic culture and the DNA hybridization technique. METHODS Samples were obtained from 24 patients with persistent periapical lesions referred for surgical… (More)