Melatonin Improves Semen Quality by Modulating Oxidative Stress, Endocrine Hormones, and Tryptophan Metabolism of Hu Rams Under Summer Heat Stress and the Non-Reproductive Season.

褪黑素通过调节夏季热应激和非繁殖季节下美洲绵羊的氧化应激、内分泌激素和色氨酸代谢来改善精液质量