Table 2.

Content of emodin-loaded polylactic acid microspheres (ED-PLA-MS) in various storage conditions (n = 3).

Temperature (°C)	Time (month)	Drug loading ± S.D. (%)
3–5 °C	0	19.2 ± 1.7
	2	19.2 ± 1.6
	4	19.3 ± 0.8
	6	19.2 ± 2.0
15–25 °C	0	19.2 ± 1.7
	2	19.3 ± 0.9
	4	19.2 ± 1.6
	6	19.1 ± 1.6