Research Article
Sulfate-Reducing Bacteria: Biofilm Formation and Corrosive Activity in Endodontic Files
Table 1
Description of the immersion test for the used endodontic files.
| | Used endodontic files (UEFs) | Culture medium | Bacteria inoculated | File | SRB growth after 30/445 days |
| | UEF-1 | Postgate C culture medium with 7.0 g/l of agar-agar (vehicle I) | Desulfovibrio desulfuricans (oral) | Kerr #40 | Reduction/reduction | | UEF-2 | Modified Postgate E culture medium | Desulfovibrio fairfieldensis (association) | Kerr #25 | Positive/positive | | UEF-3 | Modified Postgate E culture medium | Desulfovibrio desulfuricans (environmental) | Kerr #20 | Positive/positive | | UEF-4 | Modified postgate E culture medium | Desulfovibrio desulfuricans (environmental) | Hedströem #25 | Positive/positive |
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