Exploring the transformation rule of Vilmorrianine C and the toxicity-efficacy of its transformation products under simulated processing with different excipients

<sec> <title>目的</title> 研究不同辅料炮制对黄草乌碱丙转化的影响,比较黄草乌碱丙与转化产物的急性毒性和镇痛活性。 </sec> <sec> <title>方法</title> 采用TLC和HPLC法鉴别不同辅料炮制黄草乌碱丙的主要转化产物,分析其不同炮制时间下主要产物的含量变化;采用小鼠急性毒性实验评价黄草乌碱丙及其转化产物的毒性,采用热板致小鼠疼痛和醋酸致小鼠扭体疼痛法比较其镇痛活性。 </sec> <sec> <title>结果</title> 黄草乌碱丙加辅料炮制转化产物主要包括Acoforesticine、Chasmanine和对甲氧基苯甲酸;黄草乌碱丙炮制前的浓度为47.33 μg/mL,加辅料白矾炮制6 h后,几乎仍以原型形式存在,其含量为37.32 μg/mL;加辅料甘草、黑豆炮制时主要转化产物为Acoforesticine,在炮制6 h后,Acoforesticine含量分别为7.23,6.43 μg/mL;加辅料生姜炮制的主要转化产物为Acoforesticine和对甲氧基苯甲酸,6 h时含量分别为7.79,7.01 μg/mL;不加辅料(清水)炮制6 h后,转化产物以对甲氧基苯甲酸为主,含量为8.86 μg/mL;黄草乌碱丙和Acoforesticine腹腔注射的LD<sub>50</sub>值分别为3.5735、35.5050 mg/kg,Chasmanine最大给药量为67.15 mg/kg;黄草乌碱丙和Acoforesticine低、中、高剂量对热板和醋酸致小鼠疼痛均有显著的镇痛作用,而Chasmanine仅有镇痛作用趋势。 </sec> <sec> <title>结论</title> 加辅料甘草、黑豆和生姜炮制黄草乌碱丙能不同程度的抑制其单酯型转化产物的进一步降解,在毒性降低的同时更多保留其镇痛活性。 </sec>

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Publication Details

Journal
Lishizhen medicine and materia medica research
Published
2025-01-01
DOI
https://doi.org/10.70976/j.1008-0805.szgygy-2025-0211
Primary Topic
Chromatography in Natural Products
Type
article
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article

Exploring the transformation rule of Vilmorrianine C and the toxicity-efficacy of its transformation products under simulated processing with different excipients

Lin Hu, Xinying Zhuang, Xiao Ma, Xin Duan et al.
Lishizhen medicine and materia medica research
Chromatography in Natural Products
article

Exploring the transformation rule of Vilmorrianine C and the toxicity-efficacy of its transformation products under simulated processing with different excipients

Lin Hu, Xinying Zhuang, Xiao Ma, Xin Duan, D. Su
article en

Abstract

<sec> <title>目的</title> 研究不同辅料炮制对黄草乌碱丙转化的影响,比较黄草乌碱丙与转化产物的急性毒性和镇痛活性。 </sec> <sec> <title>方法</title> 采用TLC和HPLC法鉴别不同辅料炮制黄草乌碱丙的主要转化产物,分析其不同炮制时间下主要产物的含量变化;采用小鼠急性毒性实验评价黄草乌碱丙及其转化产物的毒性,采用热板致小鼠疼痛和醋酸致小鼠扭体疼痛法比较其镇痛活性。 </sec> <sec> <title>结果</title> 黄草乌碱丙加辅料炮制转化产物主要包括Acoforesticine、Chasmanine和对甲氧基苯甲酸;黄草乌碱丙炮制前的浓度为47.33 μg/mL,加辅料白矾炮制6 h后,几乎仍以原型形式存在,其含量为37.32 μg/mL;加辅料甘草、黑豆炮制时主要转化产物为Acoforesticine,在炮制6 h后,Acoforesticine含量分别为7.23,6.43 μg/mL;加辅料生姜炮制的主要转化产物为Acoforesticine和对甲氧基苯甲酸,6 h时含量分别为7.79,7.01 μg/mL;不加辅料(清水)炮制6 h后,转化产物以对甲氧基苯甲酸为主,含量为8.86 μg/mL;黄草乌碱丙和Acoforesticine腹腔注射的LD<sub>50</sub>值分别为3.5735、35.5050 mg/kg,Chasmanine最大给药量为67.15 mg/kg;黄草乌碱丙和Acoforesticine低、中、高剂量对热板和醋酸致小鼠疼痛均有显著的镇痛作用,而Chasmanine仅有镇痛作用趋势。 </sec> <sec> <title>结论</title> 加辅料甘草、黑豆和生姜炮制黄草乌碱丙能不同程度的抑制其单酯型转化产物的进一步降解,在毒性降低的同时更多保留其镇痛活性。 </sec>

Lishizhen medicine and materia medica researchVol. 36(2)
Zero hunger
Openalex Percentile: Top 79%
Chromatography in Natural Products
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