From: Plant-growth regulators alter phytochemical constituents and pharmaceutical quality in Sweet potato (Ipomoea batatas L.)
DPPH asssay
β-carotene bleaching assay
Control
4.2 ± 0.11a
4.5 ± 0.25a
MeJA
2.4 ± 0.20d
2.9 ± 0.15d
SA
3.0 ± 0.27c
3.3 ± 0.21c
ABA
3.4 ± 0.25b
3.7 ± 0.22b
α-tocopherol
1.1 ± 0.18e
1.3 ± 0.12e