Immunotherapy is a new anti-cancer strategy based on the destruction of tumors by a stimulation of the immune system. These fascinating results indicate that the effectiveness of this approach requires the presence of certain intestinal bacteria, an unexpected discovery which could allow significant improvement in the success of these treatments. Download this column

Richard Béliveau

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The growing number of cases of autism suggests that environmental factors participate in the development of this neurological disease. Surprising results indicate that perturbations in the composition of the intestinal bacteria may be one of these factors. Download this column