Qualitative and Quantitative Analysis for the Chemical Constituents of<i> Tetrastigma hemsleyanum</i> Diels et Gilg Using Ultra-High Performance Liquid Chromatography/Hybrid Quadrupole-Orbitrap Mass Spectrometry and Preliminary Screening for Anti-Influenza Virus Components

<div>Ultra-high performance liquid chromatography coupled with hybrid quadrupole-orbitrap mass spectrometry (UPLC-Q-Exactive/MS) was utilized to analyze the chemical constituents of<i> T. hemsleyanums</i>. The UPLC-Q-Exactive/MS base peak chromatogram of<i> T. hemsleyanums</i> in negative (a) and positive (b).</div>

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Figure 1: Qualitative and Quantitative Analysis for the Chemical Constituents of<i> Tetrastigma hemsleyanum</i> Diels et Gilg Using Ultra-High Performance Liquid Chromatography/Hybrid Quadrupole-Orbitrap Mass Spectrometry and Preliminary Screening for Anti-Influenza Virus Components 

Figure 1 | Qualitative and Quantitative Analysis for the Chemical Constituents of Tetrastigma hemsleyanum Diels et Gilg Using Ultra-High Performance Liquid Chromatography/Hybrid Quadrupole-Orbitrap Mass Spectrometry and Preliminary Screening for Anti-Influenza Virus Components 