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. 2015 Jul 21;10:4639–4651. doi: 10.2147/IJN.S85999

Table S1.

Permeation coefficient of MTX solution and MTX-Fe3O4-SF NPs

Steady-state flux Js (μg·h−1·cm−2) Permeability coefficient Kp (10−3·cm·h−1) Enhancement factor
MTX solution 1.66 8.32 1.00
MTX-Fe3O4-SF NPs 2.87 14.33 2.78

Abbreviations: MTX, methotrexate; NPs, nanoparticles; SF, silk fibroin.