In a 2016 article, researcher Catherine L. Clelland and colleagues reported that a patient’s levels of the amino acid proline interact with their genetic profile to influence the seriousness of their negative symptoms. Neg...

By the time psychosis appears in someone with schizophrenia, biological changes associated with the illness may have already been present for years. A 2015 article by R.S. Kahn and I.E. Sommer in the journal Molecular Psyc...