TGFB1 and COVID-19: AZGP1 has been implicated in metabolic regulation andimmune modulation, particularly through interactions with TransformingGrowth Factor Beta (TGF-β), a key regulator of neuroinflammation., The role of AZGP1 in COVID-19 remains poorly understood, but itsincreased expression may reflect a compensatory mechanism to counteractexcessive inflammation.