A bacterium which makes you lose weight

In preclinical studies, the administration of Akkermansia muciniphila, a bacterium of the intestinal flora, prevented the development of obesity and type 2 diabetes, which are provoked by overeating. According to a recent discovery, these positive effects could be reproduced by a protein present on the surface of this bacterium, which opens the door to its use for the treatment of these obesity-induced metabolic disorders in people. Download the column

Richard Béliveau

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Brain metastases are responsible for a large proportion of the deaths due to breast cancer. According to a recent study in the prestigious journal PNAS, the morbidity associated with these metastases is due to the ability of the cancerous cells to masquerade as neurons in order to fool the brain's defences and to succeed in invading this organ. Download this column.