Drug loading and drug released after 24 hours for L-T4@SFMCs and L-T4@SFNSs.

Sample	Drug loading (μg ml−1)	Drug released after 24 h (ng ml−1)	Drug released after 24 h (%)
L-T4@SF MCs	16.16 ± 0.10	485 ± 13.84	47 ± 2.9
L-T4@SF NSs	12.51 ± 0.67	565 ± 20.68	73 ± 3.7