New cancer treatments fight to survive
Immunotherapy aims to use the body's immune system against tumours, but a struggle to find funding might hamper this cutting edge research.
Most of us know someone who has had to cope with a diagnosis of cancer, with the treatment, and then with the worry that it might return.
In recent years, treatments have made real improvements, but often it is still a matter of prolonging life by just a few months.
Now, at last, some scientists are daring to hope that one approach might lead us to our best hope of a cure.
