The new active ingredient consists of DARPins (red and orange) bend the HER2 receptors (blue) so no more growth signal is transmitted into the cell interior (below the cell membrane in yellow). Credit: © UZH
An active substance that kills the cancer cells very effectively without harming healthy cells has now been developed. In Switzerland alone, >5,700 women are diagnosed with breast cancer each year, and almost 1,400 of those affected die of the disease. In many very invasive forms of breast cancer, the cells have too much of the receptor HER2 on their surface. This leads to uncontrolled growth of the cells. Various antibodies such as trastuzumab and pertuzumab, which recognize the HER2 receptor, have been used in breast cancer therapy for many years now...
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