CN115350167A - 艾地苯醌在制备降尿酸药物中的应用 - Google Patents
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Abstract
本发明公开了艾地苯醌在制备降尿酸药物中的应用,属于生物医药技术领域。通过设置对照组、模型组和实验组并进行高尿酸造模,检测各组大鼠的血清尿酸水平、ROS水平、Bal‑2水平和Bax水平,发现给予艾地苯醌的实验组大鼠尿酸水平、ROS水平和凋亡蛋白Bax水平显著降低,抗凋亡蛋白Bal‑2的水平显著提高,说明艾地苯醌能够避免过多活性氧的形成,降低凋亡蛋白Bax水平,提高抗凋亡蛋白Bal‑2的水平,从而减少细胞凋亡,避免大量的核苷酸产生,进而减少血清嘌呤和尿酸,可用于高尿酸血症的治疗中。
Description
技术领域
本发明属于生物医药技术领域,具体涉及艾地苯醌在制备降尿酸药物中的应用。
背景技术
高尿酸作为继高血压、高血糖和高血脂之后的第四高,引起了学者的广泛关注。尿酸是嘌呤代谢的产物,嘌呤经肝脏代谢后产生尿酸;而高尿酸是人体内的嘌呤代谢发生紊乱,致使血液中尿酸增多而引起的代谢性疾病。人体的嘌呤20%来源于食物摄入,80%的嘌呤来自于自身细胞核酸分解代谢所产生。
目前改善高尿酸的药物主要为三类,第一类为抑制嘌呤氧化酶的活性,减少尿酸的产生,如别嘌醇和非布司他;第二类为促进尿酸的肾脏排泄,如苯溴马隆;第三类为尿酸酶,将尿酸氧化为尿囊素,随尿液排出体外。这三种都针对体内已产生的嘌呤进行作用,并未涉及如何减少人体自身的核酸分解代谢,目前还未见通过减少人体自身的核酸分解代谢来降低尿酸的药物。
艾地苯醌,分子式为C19H30O5,在临床上主要用于治疗与氧化压迫有关的中枢神经系统退化疾病,如帕金森病、阿尔茨海默病、多梗死性痴呆和大脑局部贫血及脑衰等,也用于弗里德赖希共济失调症的治疗,同时还可以用于化妆品配方中,具有清除自由基、抑制脂质过氧化、抑制炎症、抑制DNA损伤、光保护以及减轻色素沉着等化妆品功效性,但还未见其能够降低尿酸的报道。
发明内容
为了克服上述现有技术的缺点,本发明的目的在于提供艾地苯醌在制备降尿酸药物中的应用,通过减少人体自身的核酸分解代谢降低尿酸。
为了达到上述目的,本发明采用以下技术方案予以实现:
本发明公开了艾地苯醌在制备降尿酸药物中的应用。
优选地,所述降尿酸药物为降低血清活性氧水平的药物。
优选地,所述降尿酸药物为降低血清凋亡蛋白Bax水平的药物。
优选地,所述降尿酸药物为提高血清抗凋亡蛋白Bal-2水平的药物。
优选地,所述降尿酸药物为减少痛风的药物。
优选地,所述降尿酸药物为降低急慢性白血病、红细胞增多症和溶血性贫血患者尿酸水平的药物。
优选地,所述降尿酸药物为快速减脂后,阻止尿酸升高的药物。
优选地,所述降尿酸药物的剂型为艾地苯醌添加医学辅料制成的粉剂、片剂或胶囊。
优选地,艾地苯醌降低大鼠尿酸的剂量为200mg/kg。
本发明还公开了一种降尿酸的组合物,所述组合物以艾地苯醌作为主要活性成分。
与现有技术相比,本发明具有以下有益效果:
本发明提供的艾地苯醌在制备降尿酸药物中的应用,艾地苯醌在降低尿酸的过程中能够避免过多活性氧的形成,降低凋亡蛋白Bax水平,提高抗凋亡蛋白Bal-2的水平,从而减少细胞凋亡,避免大量的核苷酸产生,进而减少血清嘌呤和尿酸。由于人体80%的嘌呤来自于自身细胞核酸分解代谢所产生,艾地苯醌通过减少人体自身的核酸分解代谢来抑制自身嘌呤产生,从减少底物的角度减少尿酸生成,能有效降低血清尿酸,同时无肝肾毒性及过敏反应。除此之外,艾地苯醌可用于血液系统疾病导致的继发性高尿酸血症,也可通过减少乳酸与尿酸的竞争排泄,促进尿酸的肾脏排泄,用于大量运动后机体乳酸堆积引起的尿酸升高治疗中。
附图说明
图1为本发明的对照组、模型组和实验组大鼠血清UA水平、ROS水平、Bal-2水平和Bax水平结果对比图;其中,A为各组大鼠血清UA水平,B为各组大鼠血清ROS水平;C为各组大鼠血清Bal-2水平;D为各组大鼠血清Bax水平。
具体实施方式
为了使本技术领域的人员更好地理解本发明方案,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分的实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都应当属于本发明保护的范围。
需要说明的是,本发明中的术语“包括”和“具有”以及他们的任何变形,意图在于覆盖不排他的包含,例如,包含了一系列步骤或单元的过程、方法、系统、产品或设备不必限于清楚地列出的那些步骤或单元,而是可包括没有清楚地列出的或对于这些过程、方法、产品或设备固有的其他步骤或单元。
下面结合附图对本发明作进一步详细描述:
动物:雄性SD大鼠24只,体质量(220±20)g,由空军军医大学动物实验中心提供。
试剂:造模药氧嗪酸钾,购自济南中科一通化工有限公司;吡嗪酰胺购自武汉鼎信通药业有限公司;尿酸(UA)试剂盒购自南京建成生物工程研究所;ROS比色法试剂盒、Bcl-2ELISA试剂盒、Bax ELISA试剂盒购自上海西唐生物科技有限公司。艾地苯醌(含量≥98.5%)购于武汉鼎信通药业有限公司。
方法:大鼠适应性喂养1周后,按照体质量随机分为对照组、模型组和实验组,每组8只。每日除正常组大鼠按体质量注射生理盐水外,其余大鼠均分别背部注射3%氧嗪酸钾溶液,腹腔注射4%吡嗪酰胺溶液,每日1次,0.01mL/g,连续3周,每周检测血尿酸含量。从造模的第8天开始,实验组大鼠每天给予200mg/kg(用玉米油溶解)的艾地苯醌灌胃,模型组和对照组大鼠给予等量玉米油,连续14天。末次给药后禁食12h,禁食不禁水,尾静脉取血,3000r/min离心10min,取上清置于-70℃冻存备用,用于生化检测。比色法测定血清中ROS浓度;酶联免疫吸附法检测血清中的Bcl-2和Bax水平。尿酸按照试剂盒说明书进行检测。
结果及分析:
由图1中A可知,模型组大鼠血清UA水平明显高于对照组,与对照组相比有显著性差异,说明高尿酸血症大鼠造模成功。与模型组相比,实验组UA水平明显降低,说明艾地苯醌能明显降低高尿酸血症大鼠血清的UA水平。
图1中B中,模型组大鼠血清ROS(活性氧)水平明显高于对照组,与对照组相比有显著性差异。与模型组相比,实验组ROS水平明显降低,说明艾地苯醌能明显降低高尿酸血症大鼠血清的ROS水平。
图1中C中,模型组大鼠血清Bal-2水平明显低于对照组,与对照组相比有显著性差异。与模型组相比,实验组Bal-2水平明显升高,说明艾地苯醌能明显提高高尿酸血症大鼠血清抗凋亡蛋白Bal-2的水平。
图1中D中,模型组大鼠血清Bax水平明显高于对照组,与对照组相比有显著性差异。与模型组相比,实验组Bax水平明显降低,说明艾地苯醌能明显降低高尿酸血症大鼠血清的凋亡蛋白Bax的水平。
以上实验说明,艾地苯醌可以通过降低高尿酸血症大鼠的血清ROS和凋亡蛋白Bax水平,提高抗凋亡蛋白Bal-2的水平实现降低高尿酸血症大鼠的血尿酸水平。
以上内容仅为说明本发明的技术思想,不能以此限定本发明的保护范围,凡是按照本发明提出的技术思想,在技术方案基础上所做的任何改动,均落入本发明权利要求书的保护范围之内。
Claims (10)
1.艾地苯醌在制备降尿酸药物中的应用。
2.如权利要求1所述的应用,其特征在于,所述降尿酸药物为降低血清活性氧水平的药物。
3.如权利要求1所述的应用,其特征在于,所述降尿酸药物为降低血清凋亡蛋白Bax水平的药物。
4.如权利要求1所述的应用,其特征在于,所述降尿酸药物为提高血清抗凋亡蛋白Bal-2水平的药物。
5.如权利要求1所述的应用,其特征在于,所述降尿酸药物为减少痛风的药物。
6.如权利要求1所述的应用,其特征在于,所述降尿酸药物为降低急慢性白血病、红细胞增多症和溶血性贫血患者尿酸水平的药物。
7.如权利要求1所述的应用,其特征在于,所述降尿酸药物为快速减脂后,阻止尿酸升高的药物。
8.如权利要求1所述的应用,其特征在于,所述降尿酸药物的剂型为艾地苯醌添加医学辅料制成的粉剂、片剂或胶囊。
9.如权利要求1所述的应用,其特征在于,艾地苯醌降低大鼠尿酸的剂量为200mg/kg。
10.一种降尿酸的组合物,其特征在于,所述组合物以艾地苯醌作为主要活性成分。
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