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Table 1 Encapsulation efficiency of STCM-ATRA-NPs

From: Stem cell membrane-coated isotretinoin for acne treatment

Serial number Concentration of isotretinoin (mg/mL) Encapsulation method and time Encapsulation efficiency (%)
1 4 Ultrasonic 80.07
2 3 Ultrasonic 88.59
3 2 Ultrasonic 78.98
4 1 Ultrasonic 42.07
5 4 Oscillator (24 h) 30.04
6 3 Oscillator (24 h) 28.54
7 2 Oscillator (24 h) 27.33
8 1 Oscillator (24 h) 15.42
9 4 Oscillator (48 h) 32.49
10 3 Oscillator (48 h) 31.32
11 2 Oscillator (48 h) 27.54
12 1 Oscillator (48 h) 16.08