... vacuum and protected from the light. The total phenolic compounds, the activity antioxidant by ABTS [2,2′-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid)] method, the DPPH (2,2-diphenyl-1-picryl-hydrazyl-hydrate) method expressed as EC50 (concentration required to reduce the original amount of free...

... analyses were performed in three replications. Tõnu Tõnutare can be contacted at: tonu.tonutare@gmail.com © Emerald Group Publishing Limited 2014 Antioxidant capacity Total phenolics Anthocyanins Ascorbic acid Vitamin E DPPH Worldwide, there is an increasing interest...

... also evaluated. DPPH, ABTS+, FRAP and H₂O₂ assays were used to evaluate antioxidant activity. Most of the assays were determined spectrometrically. Findings O. basilicum L. had the highest of total phenolics content (305.11 mg GAE/g), highest content of anthocyanins...

... plants Polyphenol Flavonoids Antioxidant activity DPPH FRAP The samples were collected from NE part of India, Imphal, Manipur and a voucher specimen was deposited at Manipur University. The materials were air dried at ambient temperature (25°C). The dried samples (5 g) were extracted...

...). Fruits Brazil Bioactive composition Gas‐chromatography Extract DPPH © Emerald Group Publishing Limited 2011 Neuza Jorge can be contacted at: njorge@ibilce.unesp.br The analytical determinations of moisture, lipid and ash in seeds were performed according to the official methods...