Indeed, individual glypicans have been identified as prognostic factors in oesophageal squamous cell carcinoma (GPC1) (Hara et al. 2016), hepatocellular carcinoma (GPC3) (Zhang et al. 2018a) and ovarian cancer (GPC6) (Karapetsas et al. 2015). The gene discussed is GPC6; the disease is ovarian cancer.