Mulberry Leaf Powder Supplemented with a Multi-Enzyme Premix Affects the Intestinal Microbiota–Metabolite–Immunity Axis and Nrf2/Keap1 Signaling in Juvenile Acipenser schrenckii: A Dose-Dependent Evaluation
Mulberry leaf is a promising plant feed resource for aquaculture, yet high inclusion limits its application due to anti-nutritional factors. Exogenous enzyme supplementation can improve the utilization efficiency of bioactive compounds in mulberry leaf-containing diets. This study aimed to evaluate the dose-dependent e...