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. 2020 Oct 19;10:17700. doi: 10.1038/s41598-020-74789-0

Figure 1.

Figure 1

Pigment accumulation in the D. officinale purple variety (Pr) stem. (a) Normal varieties (CK) of D. officinale. (b) Purple varieties (Pr) of D. officinale. (c) Stem of Nr and Pr. (d) Methanol extracts of CK and Pr. (e) Flavonoid content of CK and Pr. (f) Anthocyanin content of CK and Pr. Values are mean ± SD (n = 6 independent measurements), **p < 0.01, Student's t-test.