Universidade Estadual Paulista, UNESP, Araraquara, SP, Brazil.
Antimicrob Agents Chemother. 2012 Jan;56(1):595-7. doi: 10.1128/AAC.05348-11. Epub 2011 Oct 17.
The activity of usnic acid against Candida orthopsilosis and Candida parapsilosis on planktonic and biofilm conditions was investigated by using a broth microdilution and microplate methods. Potent in vitro activities against different Candida species were obtained. The metabolic activity of sessile cells of C. parapsilosis complex was reduced by 80% at four times the 80% inhibitory concentration. The in vitro studies support further efforts to determine whether usnic acid can be used clinically to cure patients with Candida infections.
采用肉汤微量稀释和微量板方法研究了对蹠节菌酸对浮游和生物膜条件下近平滑念珠菌和中间型念珠菌的活性。对不同念珠菌属的体外活性均较强。80%抑制浓度的 4 倍时,中间型假丝酵母复合体的定殖细胞代谢活性降低了 80%。体外研究支持进一步努力确定对蹠节菌酸是否可临床用于治疗念珠菌感染患者。