Method for diagnosing psychiatric disorders in a human subject assessing the concentration of SP1, SP3 and SP4 proteins in a biological sample

摘要

A method and a kit for diagnosing psychiatric disorders in a human subject, comprising assessing the concentration of SP1, SP3 and SP4 proteins in a biological sample obtained from said human subject, determining whether at least one of the markers is above or below standard values from healthy subjects, wherein said markers are selected from the group composed by SP1 protein concentration, SP4 protein concentration, sum of SP1, SP3 and SP4 protein concentrations and sum of SP1, SP4 protein concentrations and diagnosing psychiatric disorders on said human subject evaluating the result of previous step. The invention also relates to a method and a kit for diagnosing severe positive and negative symptoms of schizophrenia in a human subject.