Prions are proteins in which the complex molecular three-dimensional folding process has simply gone astray. For reasons not yet understood, the misfolding nature of prions is associated to their ability to sequester their normal counterparts and induce them to misfold as well. The ever-growing crowd of misfolded proteins form the aggregates seen in the brains of patients with neurodegenerative disorders such as Parkinson’s and Alzheimer’s … Continue reading Study shows that the prion protein plays a role in depression.