HTT and cancer: In particular,activation of apoptosis and autophagy by mutant huntingtin(Gomboeva et al., 2020), as well as the oncotoxic function ofCAG repeats (Murmann et al., 2018), the expansion of whichcauses the Huntington’s disease, may prevent the developmentof most types of cancer in patients with this hereditary disease(Catalá-López et al., 2014).