Table 1.

Physicochemical characterizations of blank and DTX-loaded mPEG-PLA and mPEG-PLA-Phe(Boc) micelles at 37 °C.

Micelles	Feed drug ratio	Size (nm)	PDI	aStability (h)
mPEG-PLA	–	20.3 ± 0.42	0.091	–
DTX/mPEG-PLA	7.5	27.6 ± 0.56	0.089	<0.5
	5.0	25.8 ± 0.64	0.078	<1
	2.5	23.6 ± 0.23	0.056	<2
mPEG-PLA-Phe(Boc)	–	23.4 ± 0.64	0.094	–
DTX/mPEG-PLA-Phe(Boc)	7.5	18.7 ± 0.38	0.075	<2
	5.0	17.4 ± 0.58	0.062	>24
	2.5	17.2 ± 0.33	0.047	>72

^aStability: time of precipitation appeared.