Fig. 3 in Seed tannin composition of tropical plants

Fig. 3. Examples of the UV chromatograms (280 nm), quantification data and biological activities of the proanthocyanidin-rich samples. a) Lacistema aggregatum, b) Cnestidium rufescens, c) Platypodium elegans. Abbreviations: 3-CQA: 3-O-caffeoylquinic acid, 5-CQA: 5-O-caffeoylquinic acid, CAF: caffeic acid derivative, CAT: catechin, ECAT: epicatechin, G: galloyl group, GCAT: gallocatechin, PA: proanthocyanidin (in the info box: portion of proanthocyanidins), PC: procyanidin, 2PC: dimeric PC, PD: prodelphinidin, 3PD: trimeric PD, PT: mass spectrometric quantitation of selected polyphenolics, HT: portion of hydrolysable tannins, FC: total phenolics quantified using Folin-Ciocalteu assay, pH 10: portion of easily oxidized total phenolics, PPC: protein precipitation capacity reported in relation to the total phenolics.Published as part of Kim, Jorma, Gripenberg, Sofia, Karonen, Maarit & Salminen, Juha-Pekka, 2021, Seed tannin composition of tropical plants, pp. 1-8 in Phytochemistry (112750) 187 on page 5, DOI: 10.1016/j.phytochem.2021.112750, http://zenodo.org/record/825903