ACTA AGRICULTURAE BOREALI-SINICA ›› 2017, Vol. 32 ›› Issue (6): 147-153. doi: 10.7668/hbnxb.2017.06.022

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Effect of Baicalin on Oxidative Damage of Mouse Oviduct Induced by Heat Stress

WANG Xue, JIANG Zhongling, WANG Xin, JIANG Aimin, CONG Xia, CAO Rongfeng, LI Huatao, TIAN Wenru   

  1. College of Animal Science and Veterinary Medicine, Qingdao Agricultural University, Qingdao 266109, China
  • Received:2017-10-09 Published:2017-12-28

Abstract: In order to reduce the heat stress caused by animal body reactive oxygen species (ROS) increased, reducing tissue oxidative damage and cell apoptosis.The effect of heat stress on the oxidative damage of oviduct tissues was studied by using the mouse model, and the protective effect of baicalin on the oxidative damage of the oviduct was investigated. The mice were divided into control(group Ⅰ), Bai(group Ⅱ),41℃ heat stress (groupⅢ) and 41℃ heat stress+Bai (group Ⅳ). Malondialdehyde (MDA), superoxide dismutase (SOD), glutathione peroxidase (GSH-Px) and catalase (CAT) were detected by kits, respectively. The expression of Nrf2, Keap1, HO-1 and NQO1 proteins were detected by using Western Blot and the expressions of Apaf-1 and Caspase-9 were detected by immunohistochemistry method. The results showed that compared with the control group, the content of MDA in oviduct tissue was significantly increased (P<0.05) and the activities of CAT and GSH-Px were significantly decreased after heat stress.The expression of Nrf2 and Keap1 proteins were significantly increased(P<0.05). Also Apaf-1 and Caspase-9 proteins were significantly increased as compared with control group. However, compared with group Ⅲ, baicalin significantly (P<0.05) decreased the content of MDA and the expression of Nrf2 and Keap1 proteins. The apoptotic related proteins of Apaf-1 and Caspase-9 were also decreased. The activities of SOD, CAT and GSH-Px increased significantly (P<0.05).These results indicate that baicalin can reduce the oxidative damage and apoptosis of oviduct tissue of mouse under heat stress, and its mechanism may be related to activation of antioxidant signaling pathway of Keap1-Nrf2/ARE.

Key words: Baicalin, Heat stress, Oviduct, Oxidative damage, Cell apoptosis

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Cite this article

WANG Xue, JIANG Zhongling, WANG Xin, JIANG Aimin, CONG Xia, CAO Rongfeng, LI Huatao, TIAN Wenru. Effect of Baicalin on Oxidative Damage of Mouse Oviduct Induced by Heat Stress[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2017, 32(6): 147-153. doi: 10.7668/hbnxb.2017.06.022.

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