S.Typhimurium can grow selectively on tumours and decreases the cellular levels of the multidrug resistance transporter Pgp. Here, the authors reveal the SipA-dependent mechanism of Pgp down-regulation and produce a SipA-based gold nanoparticle that increases sensitivity to the anticancer drug doxorubicin.
- Regino Mercado-Lubo
- Yuanwei Zhang
- Beth A. McCormick