While ApoA1 and ApoB in psoriasis have been the primary focus of research due to their established roles in lipid metabolism and cardiovascular risk, other apolipoproteins, such as ApoA2, ApoC1, ApoC3, ApoD, ApoE, ApoH, and ApoJ, have not been widely studied in psoriasis. The gene discussed is APOD; the disease is psoriasis.