Microbiomes transplanted from women with anorexia nervosa into mice enhanced symptoms of the eating disorder, such as rapid weight loss and reduced appetite.
Urinary tract infections leave permanent epigenetic marks in the mouse bladder epithelium, reprogramming its response to subsequent infections, a study finds.
Political activist and Nobel winner Dorothy Crowfoot Hodgkin pioneered X-ray crystallography to discover the molecular structures of penicillin and insulin.