CN107865867A - Fistulains A在降低血糖药物中的应用 - Google Patents
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- 239000003814 drug Substances 0.000 title claims abstract description 22
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- 150000001875 compounds Chemical class 0.000 claims abstract description 17
- 239000008280 blood Substances 0.000 claims description 24
- 210000004369 blood Anatomy 0.000 claims description 24
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 16
- 239000008103 glucose Substances 0.000 claims description 16
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- 230000003178 anti-diabetic effect Effects 0.000 abstract description 6
- 239000003472 antidiabetic agent Substances 0.000 abstract description 5
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- 235000007631 Cassia fistula Nutrition 0.000 description 3
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- 201000001421 hyperglycemia Diseases 0.000 description 3
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- BOVGTQGAOIONJV-BETUJISGSA-N 1-[(3ar,6as)-3,3a,4,5,6,6a-hexahydro-1h-cyclopenta[c]pyrrol-2-yl]-3-(4-methylphenyl)sulfonylurea Chemical group C1=CC(C)=CC=C1S(=O)(=O)NC(=O)NN1C[C@H]2CCC[C@H]2C1 BOVGTQGAOIONJV-BETUJISGSA-N 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/4353—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems
- A61K31/436—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a six-membered ring having oxygen as a ring hetero atom, e.g. rapamycin
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- A—HUMAN NECESSITIES
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- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
- A61K9/2059—Starch, including chemically or physically modified derivatives; Amylose; Amylopectin; Dextrin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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Abstract
本发明公开了一种Fistulains A在制备抗糖尿病药物中的应用,被证明有显著的抗糖尿病效果;本发明选用的是具有明确化学结构的化合物。本发明涉及的Fistulains A在制备治疗抗糖尿病药物中的用途属于首次公开,由于骨架类型属于全新的骨架类型,具备突出的实质性特点,同时用于治疗抗糖尿病显然具有显著的进步。
Description
技术领域
本发明涉及化合物Fistulains A的新用途,尤其涉及Fistulains A在制备降低血糖药物中的应用。
背景技术
糖尿病是一组以高血糖为特征的代谢性疾病。高血糖则是由于胰岛素分泌缺陷或其生物作用受损,或两者兼有引起。糖尿病时长期存在的高血糖,导致各种组织,特别是眼、肾、心脏、血管、神经的慢性损害、功能障碍。糖尿病是现代疾病中的第二杀手,它对人体的危害仅次于癌症,严重威胁着人类的健康,而且现在的糖尿病有扩大化和年轻化的倾向,如何防止糖尿病已成为目前医药界重点关注的一大课题。
本发明涉及的化合物Fistulains A是一个2015年发表(Min Zhou,et al.,Fistulains A and B,New Bischromones from the Bark of Cassia fistula,and TheirActivities.Org.Lett.2015,17,2638-2641.)的新化合物,该化合物拥有全新的骨架类型,具有抗病毒作用(Min Zhou,et al.,Fistulains A and B,New Bischromones from theBark of Cassia fistula,and Their Activities.Org.Lett.2015,17,2638-2641.),对于本发明涉及的Fistulains A在制备降低血糖药物中的用途属于首次公开,由于属于全新的结构类型,而且其对于降低血糖活性强得意想不到,不存在由其他化合物给出任何启示的可能,具备突出的实质性特点,同时用于降低血糖显然具有显著的进步。
发明内容
本发明提出Fistulains A在制备降低血糖药物中的应用。从药理实验看出,Fistulains A有较好的降低血糖的作用。由于本发明首次公开Fistulains A在降低血糖方面的药用作用。
所述化合物Fistulains A结构如式(Ⅰ)所示:
所述Fistulains A在制备降低血糖药物中的应用,Fistulains A对实验性2型糖尿病大鼠血糖有降低作用。
一种降低血糖药物,由Fistulains A为活性成分添加辅料制备而成,制备方法为取5克化合物Fistulains A,加入糊精195克,混匀,常规压片制成1000片。
一种降低血糖药物,由Fistulains A为活性成分添加辅料制备而成,制备方法为取5克化合物Fistulains A,加入淀粉195克,混匀,装胶囊制成1000粒。
本发明的技术方案是:Fistulains A的应用,具体是应用于制备抗糖尿病药物。
本发明的有益效果是:本发明的Fistulains A的应用被证明有显著的抗糖尿病效果。
具体实施方式
本发明所涉及化合物Fistulains A的制备方法参见文献(Min Zhou,et al.,Fistulains A and B,New Bischromones from the Bark of Cassia fistula,and TheirActivities.Org.Lett.2015,17,2638-2641.)
以下通过实施例对本发明作进一步详细的说明,但本发明的保护范围不受具体实施例的任何限制,而是由权利要求加以限定。
实施例1:本发明所涉及化合物Fistulains A片剂的制备:
取5克化合物Fistulains A,加入糊精195克,混匀,常规压片机制成1000片。
实施例2:本发明所涉及化合物Fistulains A胶囊剂的制备:
取5克化合物Fistulains A,加入淀粉195克,混匀,装胶囊制成1000粒。
下面通过药效学实验来进一步说明其药物活性。
实施例3:Fistulains A对实验性2型糖尿病大鼠的影响
1、动物分组
健康Wistar大鼠(SPF级),雄性,体重180-220g(由南京医科大学实验动物中心提供),自由饮水进食,随机分为正常对照组和造模组,造模组按如下方法建立模型,造模成功后再将模型组动物随机分为模型对照组、阳性药物格列齐特组、Fistulains A高中低组,按下表连续给药1周。
给药时间和剂量见表1:
表1 Fistulains A药效实验动物分组
| 组别 | 动物数(只) | 给药量(mg/kgBW) |
| 正常对照组 | 12 | |
| 模型对照组 | 12 | |
| 阳性药物组 | 12 | 35.5 |
| 低剂量组 | 12 | 0.1 |
| 中剂量组 | 12 | 0.2 |
| 高剂量组 | 12 | 0.4 |
2、大鼠模型制备
正常组大鼠每天灌胃蒸馏水,高脂组大鼠每天早晚灌胃自制脂肪乳(1ml/100gBW)。连续灌胃脂肪乳2周后,动物禁食不禁水24h,空白对照组10只尾静脉注射生理盐水,其余大鼠均尾静脉注射30mg/kgBW链脲佐菌素(以下简写为STZ)溶液(临用前配制)。给药48h后,禁食不禁水12h,每隔3小时眼球后静脉丛取血,按照血糖测定试剂盒操作测定空腹血糖值,连续测定3次,空腹血糖值≥16.7mmol/L的为造模成功大鼠。
3、血糖的测定
末次给药后,动物禁食不禁水12h,眼球后静脉丛取血,按照试剂盒的方法分别测定血糖值。采用SPSS13.0统计软件,分析并比较各组血糖值的变化情况。
4、Fistulains A对实验性2型糖尿病大鼠血糖的影响
实验结果见表2,从表2可知,注射STZ后,大鼠血糖上升,72h后空腹血糖值≥16.7mmol/L,说明糖尿病模型成功。给药后,阳性药物组,Fistulains A高、中和低剂量组的血糖值与模型组血糖值比较,均有显著性差异(P<0.01)。
各组给药前血糖和给药后血糖的T检验显示,阳性药物组,Fistulains A高、中和低剂量组给药前后的血糖值比较,具有显著性差异(P<0.01)。以上结果表明,Fistulains A能够降低实验性2型糖尿病大鼠的血糖。
表2 实验结果
*p<0.05vs模型组**p<0.01vs模型组△p<0.05vs同组给药前△△p<0.01vs同组给药前
结论:Fistulains A能够显著降低2型糖尿病动物模型的血糖,可以用来制备抗糖尿病药物。
Claims (4)
1.Fistulains A在降低血糖药物中的应用,所述化合物Fistulains A结构如式(Ⅰ)所示:
2.如权利要求1所述Fistulains A在降低血糖药物中的应用,其特征在于FistulainsA对实验性2型糖尿病大鼠血糖有降低作用。
3.一种降低血糖药物,其特征在于由权利要求1所述Fistulains A为活性成分添加辅料制备而成,制备方法为取5克化合物Fistulains A,加入糊精195克,混匀,常规压片制成1000片。
4.一种降低血糖药物,其特征在于由权利要求1所述Fistulains A为活性成分添加辅料制备而成,制备方法为取5克化合物Fistulains A,加入淀粉195克,混匀,装胶囊制成1000粒。
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101631544A (zh) * | 2007-01-09 | 2010-01-20 | 尤尼根制药公司 | 作为治疗剂的色酮 |
| CN105294720A (zh) * | 2015-05-08 | 2016-02-03 | 云南民族大学 | 一种二聚色酮生物碱类化合物及其制备方法和应用 |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101631544A (zh) * | 2007-01-09 | 2010-01-20 | 尤尼根制药公司 | 作为治疗剂的色酮 |
| CN105294720A (zh) * | 2015-05-08 | 2016-02-03 | 云南民族大学 | 一种二聚色酮生物碱类化合物及其制备方法和应用 |
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