Figure 7From: Biotransformation of caffeoyl quinic acids from green coffee extracts by Lactobacillus johnsonii NCC 533 Formation of caffeic acid (light green triangle symbol) and 4-vinylcatechol (blue circle) from green coffee extract by L. johnsonii under anaerobic condition and at 37°C. Initial pH 7.0 was not controlled during the reaction. Values are mean of three different experiments.Back to article page