Fig. 8
From: Fabrication of polylactic acid/paclitaxel nano fibers by electrospinning for cancer therapeutics

MTT assay for HCT-116 cultured in media with PLA nanofibers mixed with different concentrations of paclitaxel. The optical density is \( { \log }_{10} \left( {\frac{\text{incident light intensity }}{\text{transmitted light intensity}}} \right) \) and the optical density ratio is \( \frac{{{\text{OD}}_{\text{specific group}} }}{{{\text{OD}}_{\text{control}} }} \)