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. 2017 Apr 27;8:228. doi: 10.3389/fphar.2017.00228

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Copyright © 2017 Chen and Guo.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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The total ion chromatograms for the UF-HPLC-MS screening of the chemical constituents in the G. sylvestre. The black solid line (a) represents HPLC profiles of the extract of G. sylvestre without ultrafiltration; and the red line (b) and blue line (c) represent HPLC profiles of the G. sylvestre with activated and inactivated Top I, respectively.