Of the 99 proteins within this dataset, Complement component C8 beta chain (C8B), Complement C4-B (C4B), Leucine-rich α-2 glycoprotein (LRG1), and Complement C5 (C5) were differentially expressed between those who transitioned and those who did not transition to psychosis while adjusting for age, sex, and study. The gene discussed is LRG1; the disease is psychotic disorder.