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Table 5 Pearson’s correlation coefficients of antioxidant activities, α-amylase inhibition, α – glucosidase and acetylcholinesterase inhibition of the extracts

From: In vitro enzyme inhibitory and cytotoxic studies with Evolvulus alsinoides (Linn.) Linn. Leaf extract: a plant from Ayurveda recognized as Dasapushpam for the management of Alzheimer’s disease and diabetes mellitus

 DPPH assayFRAP assayα – Amylaseα – GlucosidaseAcetyl cholinesterase
DPPH assay10.979a0.980a0.909b0.989a
FRAP assay 1.920b0.8410.947b
α – Amylase  10.945b0.988a
α – Glucosidase   10.944b
Acetyl cholinesterase    1
  1. a. Correlation is significant at the 0.01 level (2-tailed)
  2. b. Correlation is significant at the 0.05 level (2-tailed)