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选用长雅和长约去势公猪各12头,按2×2因子设计,每头每天分别注射基因重组猪生长激素4mg或0mg28天,溅一长激素对组织中IGF-ImRNA和IGF-I的影响。结果表明,基因重组猪生长激素分别提高长雅和长约去势公猪血浆和半腱肌中IGF-ImRNA含量53.38%~97.50%和40.47%~106.79%;分别提高血浆和半腱肌中IGF-I含量44.21%~72.04%和56.03%~58.32%