Figure 2.

Mean polyphenolic concentration (by Folin-Ciocalteu’s procedure) of six onion extracts. The concentration was expressed as mg/ml of gallic acid equivalents shown on the left side. No significant change in GAE was detected (P = 0.147). Platelet aggregation was significantly different among extracts.

Hansen et al. Nutrition Journal 2012 11:76   doi:10.1186/1475-2891-11-76
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