During the 10th International Human Microbiome Consortium (IHMC) Congress 2024, held in Rome last June, Microbiomepost conducted an exclusive interview with Gianfranco Grompone, scientific director at BioGaia: ‘We are trying to understand how Lactobacillus reuteri DSM 17938 is able to cross-feed and cross-talk to other bacteria. And very recently we identify and characterize a bifidobacterium longum, subspecies lungum, which is the perfect partner for this strain’.