Tetracycline and rifampicin induced a viable but nonculturable state in Staphylococcus epidermidis biofilms

This study was supported by FCT funding UID/BIO/04469/2013, UID/BIM/04501/2013 and UID/IC/00051/2013. V Carvalhais acknowledges the individual FCT Fellowship (SFRH/BD/78235/2011). Nuno Cerca is an Investigador FCT. The authors have no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.