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. Author manuscript; available in PMC: 2014 Jul 10.
Published in final edited form as: J Control Release. 2013 Apr 6;169(0):17–27. doi: 10.1016/j.jconrel.2013.03.033

Fig. 6. A cartoon depicting how the uptake of gemcitabine, 4-(N)-GemC18 in solution, or 4-(N)-GemC18-SLNs influence their intracellular metabolism and activity against tumor cells.

Fig. 6

CDA, (deoxy)cytidine deaminase; dCK, deoxycytidine kinase; dFdC, gemcitabine; dFdCMP, gemcitabine monophosphate; dFdCDP, gemcitabine diphosphate; dFdCTP, gemcitabine trisphosphate; dNDP, deoxyribonucleoside diphosphate; dNTP, deoxyribonucleotide triphosphate; hENT, human equilibrative nucleoside transporter; NDP, ribonucleoside diphosphates; RR, ribonucleotide reductase

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