CN109528798B - 乳苣醇提物在治疗银屑病药物中的用途 - Google Patents

乳苣醇提物在治疗银屑病药物中的用途 Download PDF

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CN109528798B
CN109528798B CN201910082044.6A CN201910082044A CN109528798B CN 109528798 B CN109528798 B CN 109528798B CN 201910082044 A CN201910082044 A CN 201910082044A CN 109528798 B CN109528798 B CN 109528798B
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alcohol extract
treating psoriasis
chicory
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CN109528798A (zh
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梅之南
李丹
周洢羽
张羽
王毅
覃瑞
刘虹
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South Central Minzu University
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    • A61K2236/00Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
    • A61K2236/30Extraction of the material
    • A61K2236/33Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones
    • A61K2236/333Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones using mixed solvents, e.g. 70% EtOH

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Abstract

本发明公开了乳苣醇提物在治疗银屑病方面的效果,可为治疗银屑病提供一种新的选择。乳苣(Mulgedium tataricum(L.)DC.)是菊科乳苣属药食同源性植物。乳苣的醇提物能明显的改善银屑病瘙痒和皮损的情况,这个治疗作用的发现表明乳苣有良好的药物前景,可为治疗银屑病药物的研发以及临床应用提供一定的基础。

Description

乳苣醇提物在治疗银屑病药物中的用途
技术领域
本发明涉及一种乳苣醇提物在治疗银屑病方面的应用,属于医药技术领域。
背景技术
银屑病,俗称牛皮癣,是一种病程较长、有易复发倾向的慢性炎症型皮肤病,也是与遗传因素和环境因素等多种因素相互作用的多基因遗传病。该病覆盖所有人群,但以青壮年为主,可极大程度影响患者的身体状态和精神状况。该病特征主要以红斑、鳞屑为主,有研究认为银屑病是免疫介导的炎症性疾病,但该病病因复杂,目前的研究尚未十分清楚。所以寻找一种安全有效的治疗药物成为迫切的问题。
乳苣,别名蒙山莴苣,紫花山莴苣,苦菜,是一种药食同源性植物,可以提高人体免疫力,治疗人体内的多种炎症,防治多种细菌或病毒引起的感染症,并对维持人体正常的生理活动有较好的作用。已有的对乳苣的相关研究较少,而关于乳苣醇提物在治疗银屑病方面的研究,申请者尚未见国内外有报道。
发明内容
本发明的目的在于提供一种乳苣醇提物在制备治疗银屑病药物中的应用。
为达上述目的,本发明进行如下实验:
第一步,乳苣醇提物的提取。
第二步,用乳苣醇提物以口服灌胃方式作用于小鼠银屑病模型,用药4d后,发现与未给药组相比,乳苣醇提物可明显改善小鼠皮肤皮损的情况,鳞屑减少,挠痒次数明显降低。
本发明通过用乳苣醇提物作用于小鼠银屑病模型,发现乳苣醇提物能明显改善一种银屑病的临床表现,治疗期间小鼠体征体重无明显变化,说明乳苣醇提物药性温和,无明显毒副作用。这表明乳苣有良好的治疗瘙痒的功效,可有效调节机体免疫及治疗炎症性疾病,副作用小,可为治疗银屑病药物的研发以及临床应用提供一定的基础。
附图说明
图1为乳苣醇提物对银屑病瘙痒的抑制率。
具体实施方式
下面结合具体实施例对本发明做详细具体的说明,但是本发明的保护范围并不局限于以下实施例。
实施例一:乳苣的处理
将乳苣风干,常温保存。将100g乳苣粉碎,浸泡到400mL70%乙醇中,置于冷凝回流装置微沸2小时,回收药液,重复两遍;将收集的药液过滤后进行旋转蒸发,得到的浓缩物置于烘箱烘干。用生理盐水溶解浓缩物,2000mg/kg的剂量给药。
实施例二:乳苣醇提物对银屑病瘙痒有明显的抑制作用
建立小鼠的寻常银屑病模型,给药4d后,观察小鼠在一定时间段内的挠痒情况,实验结果如图1所示,从图1中可以看出实验组小鼠的挠痒次数明显少于空白对照组,且皮损情况得以改善,给药期间小鼠体征体重无明显变化。

Claims (1)

1.一种乳苣醇提物在制备治疗银屑病药物中的应用,所述乳苣醇提物为70%乙醇回流提取得到。
CN201910082044.6A 2019-01-28 2019-01-28 乳苣醇提物在治疗银屑病药物中的用途 Active CN109528798B (zh)

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CN114028442B (zh) * 2021-11-29 2022-09-09 中南民族大学 乳苣在制备用于抑制特异性皮炎的药物中的应用

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
不同溶剂提取乳苣的抗氧化作用研究;高义霞等;《食品工业科技》;20121231;第33卷(第1期);第85-87页 *
乳苣多酚提取工艺及抗氧化研究;周向军等;《中国酿造》;20111231(第9期);第118-121页,尤其是第119页第1.4.2节及第121页结论部分 *
乳苣总黄酮的提取及抗氧化作用研究;高义霞等;《资源开发与市场》;20101231;第26卷(第3期);第206-207、209页 *
蒙山莴苣总黄酮的纯化及体外抗氧化活性研究;王菲等;《应用化工》;20181130;第47卷(第11期);第2423-2427页 *

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