To validate the role of circFOXP1/miR‐33a‐5p/FOXP1 in osteogenic differentiation, hASCs transfected with circFOXP1 siRNA (si‐circFOXP), miR‐33a‐5p inhibitor or FOXP1 siRNA (si‐FOXP) were cultured in PM or OM. The gene discussed is FOXP1; the disease is ocular melanoma.