Compared with the aging model group, the indexes of liver, kidney, spleen and thymus in the administration group showed an increasing trend, but there was no significant difference, indicating that polysaccharide could delay organ atrophy in the aging mice, and enhance the immunity of mice by improving the indexes of spleen and thymus. 3.4.2 Effects of polysaccharide on antioxidant activity of liver in aged mice Antioxidant enzyme system plays an important role in maintaining ROS balance in vivo and can effectively protect cells from oxidative damage.
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Ultrasonic-assisted extraction, characteristics and activity of Ipomoea batatas polysaccharide.
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