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Fig. 2 | Food Production, Processing and Nutrition

Fig. 2

From: Propolis from different Brazilian stingless bee species: phenolic composition and antimicrobial activity

Fig. 2

Principal Component Analysis of the phenolic and coumaric compounds found at the stingless bee propolis extracts. 1- Gallic acid; 2- Caffeic acid; 3- Epicatechin; 4- p-cumaric acid; 5- trans ferulic acid; 6- Ellagic acid; 7- Rutin; 8- Piceatannol; 9- Resveratrol; 10- Quercetin; trans cinnamic acid; 12- Naringerin; 13- Kaempferol; 14- Isoliquiritigenin; 15- Biochanin; 16- Kaempferide; 17- Coumarin

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