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. Author manuscript; available in PMC: 2019 Dec 1.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2018 Oct 25;1102-1103:109–115. doi: 10.1016/j.jchromb.2018.10.026

Figure 1.

Figure 1.

The custom-synthesized ligand in Hupresin® is a hybrid of tacrine and huperzine. The ligand is coupled to Sepharose 4B via a 10-atom linker.