Fig. 9From: Transcriptome profiling reveals candidate flavonol-related genes of Tetrastigma hemsleyanum under cold stressThe HPLC chromatograms of reference standards and T. hemsleyanum sample. 1 procyanidins B1; 2. catechin; 3. procyanidinsB2; 4. epicatechin; 5. rutin; 6. quercetin; 7. kaempferolBack to article page