Deficiency of dietary niacin impaired gill immunity and antioxidant capacity, and changes its tight junction proteins via regulating NF-κB, TOR, Nrf2 and MLCK signaling pathways in young grass carp (Ctenopharyngodon idella)
Keywords: Niacin deficiency; Grass carp (Ctenopharyngodon idella); Immunity; Tight junction protein; Antioxidant system; Gill