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逆乌茜草水煎液抗炎、镇痛和止泻作用研究

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为了确证逆乌茜草水煎液的抗炎作用、镇痛作用、止泻作用,按照试验设计将210只昆明小鼠随机分组,逆乌茜草水煎液组分别灌胃低剂量(0.303 3 g/kg)、中剂量(0.910 0 g/kg)、高剂量(2.730 0 g/kg)的逆乌茜草水煎液,同时每个试验设立模型对照组和阳性对照组.分别采用二甲苯致小鼠耳肿胀法、醋酸致小鼠疼痛扭体法、炭末推进测定法和粪便含水量称重法对逆乌茜草水煎液进行抗炎、镇痛、涩肠和止泻作用研究.结果表明,与模型组比较,逆乌茜草水煎液中剂量组二甲苯引起的耳廓肿胀率极显著降低(P<0.01),表明逆乌茜草水煎液具有良好的抗炎作用,并能延长醋酸致小鼠疼痛扭体潜伏期,但作用不显著,中剂量组、高剂量组小鼠疼痛扭体次数显著减少(P<0.05或P<0.01),且随药物剂量增大,小鼠疼痛扭体抑制率明显升高,表明逆乌茜草水煎液具有显著的镇痛作用;低剂量组、中剂量组、高剂量组逆乌茜草水煎液能抑制炭末在小鼠小肠内的推动,说明逆乌茜草水煎液具有一定的涩肠作用;与空白对照组比较,给药3d,逆乌茜草水煎液低剂量组、中剂量组、高剂量组和阳性对照组小鼠粪便中含水量无显著性差异(P>0.05),表明逆乌茜草水煎液具有良好的止泻作用.综上,逆乌茜草水煎液具有显著的抗炎作用、镇痛作用和止泻作用,且具有一定的涩肠作用,可作为犊牛腹泻潜在的候选治疗药物进行研究开发.
The anti-inflammatory,analgesic and antidiarrheal pharmacodynamics of Niwuqiancao decoction
To study the anti-inflammatory,analgesic,astringent,and antidiarrheal effects of Niwuqiancao decoction.According to each experimental design,210 Kunming mice were randomly divided into several groups and given Niwuqiancao decoction by gavage at doses of 0.303 3 g/kg,0.910 0 g/kg,and 2.730 0 g/kg,respectively.Both model control group and positive control group were established for each experiment.Mouse xylene-induced auricular swelling experiment,acetic-acid-induced twisting experiment,charcoal propulsion of small intestine experiment and fecal moisture weighing experiment were carried out in this study.The results showed that compared with the model group,the medium dose of Niwuqiancao decoction could significantly inhibit the ear swelling rate caused by xylene(P<0.01),the medium and high dose of Niwuqiancao decoction could reduce the frequency of mice twisting(P<0.05 or P<0.01),and with the increase of drug dosage,the inhibition rate of body twisting was significantly increased,indicating that the Niwuqiancao decoction had a significant analgesic effect.The low,medium,and high dose of Niwuqiancao decoction could inhibit the promotion of carbon powder in the small intestine,indicating that Niwuqiancao decoction had a certain astringent effect on the intestine;compared with the blank control group,after 3 days of administration,there was no significant difference(P>0.05)in the water content in the feces of mice in the low,medium,and high dose groups and the positive control group,indicating that the decoction had a good antidiarrheal effect.In summary,Niwuqiancao decoction has significant anti-inflammatory,analgesic and antidiarrheal effect,and can be used for drug development in the treatment of calf diarrhea.

Niwuqiancao decoctionanti-inflammationanalgesic effectantidiarrheal effectpharmacodynamics

满敬元、吴金措姆、王学红、格桑卓嘎、班旦、郝宝成、拉巴次旦

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西藏自治区农牧科学院畜牧兽医研究所,西藏拉萨 850000

中国农业科学院兰州畜牧与兽药究所 农业农村部兽用药物创制重点实验室 甘肃省新兽药重点实验室,甘肃兰州 730050

逆乌茜草水煎液 抗炎 镇痛 止泻 药效学

西藏自治区科技重大专项

XZ202101ZD0 002N-05

2024

中兽医医药杂志
中国农业科学院中兽医研究所

中兽医医药杂志

影响因子:0.203
ISSN:1000-6354
年,卷(期):2024.43(2)
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