
Keywords: نوزاد ; PS; pre-suckling; AS; after-suckling; CMI; cell-mediated immunity; AMI; antibody-mediated immunity; M. hyopneumoniae; Mycoplasma hyopneumoniae; NK; natural killer; CFSE; carboxyfluorescein diacetate succinimidyl ester; 7AAD; 7-aminoactinomycin D; ELISA; e