Colorectal cancer highlights of 2015

• Tumours laden with more mutations may respond better to immunotherapy. Perhaps one of the more quoted studies of 2015 was the trial of Merck’s drug Keytruda, in colorectal cancer, which demonstrated that colorectal tumours with h...

If the body does not get enough NAD (nicotinamide adenine dinucleotide); this can mean low tryptophan levels signal the body to lower the immune system and accept certain bacteria such as tuberculosis (TB) [1].

Therefore, is the immune system lowered in relat...