antibiotics Article Hepcidin Protects Yellow Catfish (Pelteobagrus fulvidraco) against Aeromonas veronii-Induced Ascites Disease by Regulating Iron Metabolism Manquan Fu 1,2 , Rui Kuang 1,2, Weicheng Wang 1,2, Yunzhen Yu 3, Taoshan Ai 3, Xiaoling Liu 1,2, Jianguo Su 1,2 and Gailing ...