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. Author manuscript; available in PMC: 2013 Sep 15.
Published in final edited form as: Int J Pharm. 2012 Jun 9;434(1-2):315–324. doi: 10.1016/j.ijpharm.2012.05.033

Fig 6.

Fig 6

Dose dependent inhibition of [3H] biotin uptake in MDCK-MDR1 cells in the presence of varying concentrations (0.1–100µM) of A) biotin, B) B-ACV, C) B-R-ACV and D) B-12HS-ACV. Values represent mean ± standard deviation (n= 4) of three independent experiments.