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. 2021 Dec 6;10(12):1952. doi: 10.3390/antiox10121952

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Principal component analysis (PCA) biplot of scores and loadings of the total phenolic, total flavonoid, and rutin content and antioxidant activities of extracts from organs at different growth stages of the eight accessions of CG. AC = accession, TFC = total flavonoid content, TPC = total phenolic content, ABTS = azinobis (3-ehtylbenzothiazoline-6-sulfonic acid), DPPH = 2,2 diphenyl-1-picrylhydrazyl, FF = flower, LSF = leaves and stem at flowering stage, LSS = leaves and stem at seed set stage, LSV = leaves and stem at vegetative stage, SS = siliques at seed set stage. AC1 = TT-00, AC2 = UAG/1907C, AC3 = ELG/1907C, AC4 = ELG/1907B, AC5 = WPK/2007, AC6 = KF-14, AC7 = KF-05A, AC8 = KF-03.