
For some time, it has been known that women who have their first pregnancy in their twenties, who have many children, and who breastfeed for extended periods have a lower risk of developing breast cancer than other women. It has also been well-established that the link between breastfeeding and lower risk is strongest for triple-negative breast cancer, a particularly dangerous form of the disease. Until recently, however, science has been unable to explain why. In a series of experiments, researchers at the University of Manchester and the University of Edinburgh, in the UK, have now demonstrated that the production of a milk protein called alpha-casein confers protection in human cells. Read More...