CN104473942A - 一种抗帕金森氏病的药物组合物 - Google Patents
一种抗帕金森氏病的药物组合物 Download PDFInfo
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Abstract
本发明属于医药技术领域,具体涉及一种抗帕金森氏病的药物组合物。一种抗帕金森氏病的药物组合物,由六磷酸肌醇和雷沙吉兰按30~300:1的比例组成。本发明的用于抗帕金森氏病的药物组合物可用于早期和中晚期的帕金森氏病患者,加强神经元的保护作用,缓解运动障碍,延缓症状的发展,并且副作用小,安全可靠。
Description
技术领域
本发明属于医药技术领域,具体涉及一种抗帕金森氏病的药物组合物。
背景技术
雷沙吉兰(Rasagiline),一种单胺氧化酶的不可逆抑制剂,作为早期帕金森病的治疗单药和作为中、晚期帕金森病与左旋多巴(Levodoba)联合用药。化学名为(R)-2,3-二氢-N-2-炔丙基-1H-茚-1-胺甲磺酸盐,分子式:C12H13N·CH3SO3H,分子量:267.34。本药为不可逆性、选择性单胺氧化酶(MAO)-B抑制药。MAO为一种参与脑内多巴胺代谢性降解的酶,该酶受抑后,多巴胺的传递信号增强,对帕金森氏病有益,也可增强左旋多巴的作用。但长期使用或剂量增大会导致较强的副作用,包括1. 心绞痛等心血管系统症状;2.可见头痛、眩晕、抑郁等中枢神经系统症状。3.呼吸系统:可见鼻炎。4.肌肉骨骼系统:可见颈痛、关节痛、关节炎。5.泌尿生殖系统:可见尿急。6.胃肠道:可见消化不良、食欲缺乏。7. 血液:可见白细胞减少。8.皮肤:可见皮疹、黑色素瘤。9.眼:可见结膜炎。
发明内容
本发明的目的是克服现有用于抗帕金森氏病(PD)药物长期使用副作用较大的不足,提供一种副作用较小,适合长期使用且疗效更强的用于抗帕金森氏病的药物组合物。
为了实现上述目的,本发明采用的技术方案是:一种用于抗帕金森氏病的药物组合物,由六磷酸肌醇和雷沙吉兰按30~300:1的比例组成。
六磷酸肌醇是天然植物中的活性成分,又名植酸,因为体内也含有肌醇,故长期服用副作用较小。六磷酸肌醇作为二价金属离子螯合剂,对于铁离子、铜离子等有极强的螯合作用,在铁沉积为重要发病机理的帕金森氏病中,植酸具有积极的抗帕金森氏病作用,同时植酸还有抗炎、提高机体免疫力等作用,均可预防和延缓PD的发生,是一种副作用极小的药物。与单胺氧化酶抑制剂雷沙吉兰联合使用可具有协同作用,同时减少雷沙吉兰的剂量,减少雷沙吉兰的副反应,适合长期使用。
本发明的一种用于抗帕金森氏病的药物组合物,将六磷酸肌醇和单胺氧化酶抑制剂雷沙吉兰按一定比例配合,可更好地保护神经元细胞,延缓病情的发展,同时减少常规雷沙吉兰的用量,从而减轻雷沙吉兰的副作用,可有效地缓解帕金森氏病动物模型中黑质多巴胺细胞的损伤,作用强于单独使用雷沙吉兰组,并且未观察到明显的副作用。
附图说明
图1是采用本发明的用于抗帕金森氏病的药物组合对帕金森氏病模型小鼠行为学影响;
图2是帕金森氏病模型小鼠酪氨酸羟化酶免疫组化染色结果。
具体实施方式
实施例1 一种用于抗帕金森氏病的药物组合物,由六磷酸肌醇和雷沙吉兰按30:1的比例组成。
实施例2一种用于抗帕金森氏病的药物组合物,由六磷酸肌醇和雷沙吉兰按100:1的比例组成。
实施例3一种用于抗帕金森氏病的药物组合物,由六磷酸肌醇和雷沙吉兰按300:1的比例组成。
实施例4 采用实施例1和3的用于抗帕金森氏病的药物组合物作用于小鼠帕金森氏病模型的行为学效果实验观察。
实验动物:雄性C57/BL6小鼠,8周龄,体重20~25g;小鼠每笼3只,7~9只/组,均侍养于室温22~25℃的环境中,12h昼夜节律,自由进食和饮水,适应5天。
用转棒法(rotarod法)观察MPTP诱发帕金森氏病(PD)模型小鼠的行为学改变:C57/BL6小鼠提前用转棒法训练3天,将运动不协调的小鼠剔除后,随机分为5组,每组9只。除正常对照组腹腔注射生理盐水外;MPTP组,每日固定时间腹腔注射MPTP;雷沙吉兰组,雷沙吉兰灌胃,同时腹腔注射MPTP;药物组合组1、2,分别给予实施例1和3的药物组合灌胃,同时腹腔注射MPTP。以上处理每天1次,连续4天,于第1、2、3、4、5天在腹腔注射MPTP1h后将各组小鼠用转棒法进行行为学检测。具体方法如下:将小鼠置于正在运转的转棒仪上,开始计时。记录小鼠在转棒上停留的时间作为潜伏期(即第一次掉落的时间)和2min内掉落的次数,以此表示其运动协调能力。每只小鼠测定3次,每次间隔30min,取平均值。数据用均数标准差表示,采用SPSS13.0统计软件进行单因素方差分析。
结果如图1所示,第5天转棒法检测各组小鼠行为学结果显示,MPTP帕金森氏模型组小鼠旋转时间明显低于正常对照组,***等于P〈0.001;添加了雷沙吉兰的小鼠旋转时间高于MPTP帕金森氏模型组,**等于P〈0.01;添加了本发明的药物组合物的小鼠旋转时间分别高于雷沙吉兰组,**等于P〈0.01。
实施例5本发明的用于抗帕金森氏病的药物组合物作用于小鼠帕金森氏病模型的小鼠酪氨酸羟化酶免疫组化染色。
实验方法:将上述实施例4的受试小鼠脑组织块进行冠状连续切片,片厚10μm ,0.3%的H2O2稀释100倍,37℃孵育15min,以去除内源性过氧化物酶。0.01M的PBS 冲洗3次,每次5min;加入抗原抗体修复液微波炉高火修复5min后冷却至室温;10%山羊血清37℃孵育15min,吸去封闭血清后,滴加TH抗体(1:200稀释液)置于湿盒中37℃ 孵育2h,PBS冲洗3次,每次5min;滴加辣根过氧化物酶标记的二抗37℃孵育40 min;PBS冲洗3次,每次5min;DAB显色10~15 min;酒精梯度脱水,二甲苯透明,中性树胶封片。镜检显色后进行TH阳性细胞计数,分别计数每张切片上注射侧和未注射侧的TH阳性细胞总数。染色过程中做替代对照实验,用PBS取代一抗,其他染色步骤都相同,实验结果为阴性。
小鼠酪氨酸羟化酶免疫组化染色结果如图2显示,MPTP帕金森氏病模型组(MPTP组)黑质细胞染色数量明显减少,表明黑质多巴胺细胞与对照组相比明显减少,而添加了雷沙吉兰或本发明的药物组合物的小鼠在MPTP损伤时黑质多巴胺细胞数量与MPTP损伤组相比显著增多,表明雷沙吉兰和本发明的药物组合物对MPTP损伤的神经细胞有保护作用,并且本发明的药物组合组的黑质多巴胺细胞的数量多于雷沙吉兰组,说明本发明的药物组合物对神经细胞的保护作用优于雷沙吉兰。
综上所述,本发明的用于抗帕金森氏病的药物组合物可用于早期和中晚期的帕金森氏病患者,加强神经元的保护作用,缓解运动障碍,延缓症状的发展,并且副作用小,安全可靠。
Claims (1)
1.一种用于抗帕金森氏病的药物组合物,其特征在于:由六磷酸肌醇和雷沙吉兰按30~300:1的比例组成。
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Citations (3)
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CN102105169A (zh) * | 2008-06-06 | 2011-06-22 | 图必制药公司 | 用于治疗帕金森病的药物组合物 |
CN103127121A (zh) * | 2011-12-02 | 2013-06-05 | 苏州法莫生物技术有限公司 | 雷沙吉兰/叶酸类化合物的药物组合物及其用途 |
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Patent Citations (3)
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US5206226A (en) * | 1990-10-24 | 1993-04-27 | Robert Sabin | Method of treatment of Parkinsons's disease using phytic acid |
CN102105169A (zh) * | 2008-06-06 | 2011-06-22 | 图必制药公司 | 用于治疗帕金森病的药物组合物 |
CN103127121A (zh) * | 2011-12-02 | 2013-06-05 | 苏州法莫生物技术有限公司 | 雷沙吉兰/叶酸类化合物的药物组合物及其用途 |
Non-Patent Citations (2)
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QI XU 等: "Neuroprotective effect of the natural iron chelator, phytic acid in a cell culture model of Parkinson’s disease", 《TOXICOLOGY》 * |
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