2. Material and methods
2.1. Reagents
1,1-diphenyl-2-picrilhydrazil (DPPH), FolineCiocalteu reagent,
acrylamide (99%), L- ascorbic acid (>99.8%), gallic acid and L-glucose
were acquired from SigmaeAldrich (Mexico). All reagents and
solvents were of analytic grade.