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. 2017 Apr 11;15:29. doi: 10.1186/s12951-017-0262-9

Fig. 8.

Fig. 8

Cumulative percent of released imipenem (a) and cilastatin (b) from the prepared polymeric nanoparticles polycaprolactone (PCL) and polylactide-co-glycolide (PLGA) in phosphate buffer saline (pH = 7.4) as a release media at 37 °C. Error bars represent the standard deviation of the mean of measurements from four samples