
Immune modulation by Bacillus subtilis-based direct-fed microbials in commercial broiler chickens ◊
Keywords: DFM, direct-fed microbials; GD, gangrenous dermatitis; IELs, intraepithelial lymphocytes; IL, interleukin; LPS, lipopolysaccharide; NE, necrotic enteritis; NetB, necrotic enteritis B-like; NO, nitric oxide; Th-1, T helper type 1Direct-fed microbials; Immu