. 2020 May 20;10:8335. doi: 10.1038/s41598-020-65247-y

Table 1.

Percent encapsulation efficiency of melatonin in PolyRad nanoparticles.

Initial mass of melatonin, $M_{0}$ (μg)	Melatonin concentration in unwashed suspension, $M_{u}$ (μg/ml)	Melatonin concentration in supernatant, $M_{s}$ (μg/ml)	Encapsulated melatonin, $M_{0} - (M_{u} - M_{s})$ (μg)	Encapsulation efficiency (%)
7500	200 ± 46	122 ± 54	4410 ± 1261	44 ± 12