This week, a couple of new studies (which can be found here and here) showed that we can track changes in a tumour through blood samples alone. To understand the importance of this it is worth knowing that chemotherapy is going through a radical change at the moment.
The last few years have seen the introduction of a new generation of cancer drugs. These are targeted therapies, ones that are targeted not only towards a specific cancer but also towards specific sub-types of that cancer, based on the mutations that they have in their DNA. Not only are these chemotherapies more effective, but they should also cause fewer side effects than ones used in the past. Continue reading