Eur J Nutr (2018) 57:231–242 https://doi.org/10.1007/s00394-016-1312-z ORIGINAL CONTRIBUTION Catabolism of citrus flavanones by the probiotics Bifidobacterium longum and Lactobacillus rhamnosus 1 1 2 Gema Pereira‑Caro · Begoña Fernández‑Quirós · Iziar A Ludwig · 1 3 1 Inmaculada Pradas · Alan Crozier · José Manuel Moreno‑Rojas Received: 14 September 2015 / Accepted: 22 November 2015 / Published online: 8 October 2016 © Springer-Verlag Berlin Heidelberg 2016 Abstract activity and unlike B. longum, which was able to convert Purpose Orange juice (OJ) flavanones undergo limited hesperetin-7-O-rutinoside and naringenin-7-O-rutinoside to absorption in the upper gastrointestinal tract and reach the their respective aglycones. The aglycones were then sub- colon where they are transformed by the microbiota prior jected to ring fission and further catabolised in a similar to absorption. This study investigated the ability of two manner to that described above. The flavanones and their probiotic bacteria, Bifidobacterium longum R0175 and catabolites were found in the culture medium but not accu- Lactobacillus rhamnosus subsp. Rhamnosus NCTC 10302 mulated in the bacterial cells. to catabolise OJ flavanones. Conclusions These findings demonstrate the enzymatic Methods The bacteria were incubated with hesperetin-7-O- potential of single strains of bifidobacterium and lactoba- rutinoside, naringenin-7-O-rutinoside, hesperetin and cillus which
European Journal of Nutrition – Springer Journals
Published: Oct 8, 2016
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