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. 2018 Nov 26;13:7997–8012. doi: 10.2147/IJN.S183796

Figure 3.

Figure 3

The cellular uptake of Cur-Sol and Cur-PMs in normal and LP Caco-2 cells.

Notes: Uptake of Cur-Sol and Cur-PMs at (A) different concentrations for 1 hour and (B) different incubation time with 20 µg/mL Cur (mean ± SD, n=3, *P<0.05 vs TP-PMs, **P<0.01 vs TP-PMs). (C) The inhibitory effects of Gly-Sar in the cellular uptake of Cur-PMs in LP Caco-2 cells (mean ± SD, n=3, **P<0.01 vs TP-PMs, and ##P<0.01 vs Val-PMs or Phe-PMs). (D) The endocytosis pathways of Val-PMs by leptin-stimulating Caco-2 cells (mean ± SD, n=3, **P<0.01 vs control).

Abbreviations: Cur, curcumin; Cur-Sol, Cur solution; Glysar, glycylsarcosine; LP, leptin treated; Phe-PMs, Cur loaded phenylalanine – D-α-tocopheryl polyethylene glycol 1000 succinate micelles; PM, polymeric micelle; TP-PM, D-α-tocopheryl polyethylene glycol 1000 succinate micelle; Val-PMs, Cur loaded valine – D-α-tocopheryl polyethylene glycol 1000 succinate micelles.