This is also in good agreement with our serum N-glycomic analysis where a significantly increased expression of hyperbranched and hypersialylated GPs and subclasses (GPs 32, 33, 34, 37, 38, 39, 41, 42, 43, 44, 45 and 46, or subclasses S3 and S4) were identified from COVID-19 positive cohort and could be attributed to AGP (Clerc et al. The gene discussed is ATP5MK; the disease is COVID-19.