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We catch up with the latest on cancer this week including an update from the National Cancer Research Institute conference in Birmingham. We hear how computers are helping doctors to read mammograms, how researchers are re-programming the immune system to attack tumours, and we get the low down on the new vaccine against cervical cancer. We also discover how blood cells can be used as a Trojan horse to sneak-in chemicals to boost the power of body scans, what a fossil form of HIV can tell us about the origin of AIDS, and how beetles create their own antibiotics. Plus, in kitchen science, Ben an