Antibiotics strongly disrupt the human gut microbiota, which in consequence loses its
colonization resistance capacity, allowing infection by opportunistic pathogens such as
Clostridium difficile. This bacterium is the main cause of antibiotic-associated diarrhea and a
current problem in developed countries, since its incidence and severity have increased
during the last years. Furthermore, the emergence of antibiotic resistance strains has
reduced the efficiency of the standard treatment with antibiotics, leading to a higher rate of …