Morphological changes by Bifidobacterium adolescentis SPM1005-A treatment in the cervical cancer cell line SiHa. (A) Phosphate-buffered saline (PBS)-treated SiHa cells were cultured with B. adolescentis SPM1005-A at a concentration of 5.1 × 107 cfu/ml for 24 h (B), 48 h (C) and 72 h (D). Cells were viewed under a microscope and photographed at × 400.
Cha et al. BMC Medicine 2012 10:72 doi:10.1186/1741-7015-10-72