Tetracycline and chloramphenicol exposure induce decreased susceptibility to tigecycline and genetic alterations in AcrAB-TolC efflux pump regulators in Escherichia coli and Klebsiella pneumoniae - Nian Anwar Nasralddin; Mehri Haeili; Sasan Karimzadeh; Fatemeh Alsahlani (PLoS ONE, 2025)