From the NetworkAnalyst inputted gene‐disease association (DisGeNET database), we have shown that 6 possible genes such as PPARG, SMGA1, NGFR, E2F1, PLK1 and AURKB are the most prevalent in Schizophrenia, nerve Degeneration, insulin resistant, hyperglycemia, Diabetes mellitus (non‐insulin dependent), Melanoma, Stomach Neoplasms and Glioma. The gene discussed is PLK1; the disease is central nervous system cancer.