Objective:To characterize the effects of Qingwei San(QWS)on diabetic oral ulcer(OU)mice with stomach heat pattern through metabolomic analysis.Methods:A stomach heat pattern mouse model was established by treating C57...Objective:To characterize the effects of Qingwei San(QWS)on diabetic oral ulcer(OU)mice with stomach heat pattern through metabolomic analysis.Methods:A stomach heat pattern mouse model was established by treating C57BLKS/J Leprdb/db(db/db)mice with dried Zingiber officinale Rosc.rhizome(Z.officinale,Gan Jiang)decoction by gavage.All model mice had blood glucose levels of≥11.1 m M.Subsequently,OU was induced by Na OH cauterization.After 1 week of administration of QWS,non-targeted metabolomic analysis of serum was conducted using ultra high performance liquid chromatography coupled with mass spectrometry(UHPLC-MS/MS).Results:The non-targeted metabolomics results indicated that tryptophan metabolism,2-oxocarboxylic acid metabolism,serotonergic synapses,amino sugar and nucleotide sugar metabolism,and amino acid biosynthesis were involved in the therapeutic effects of QWS,with tryptophan metabolism playing a predominant role.Conclusion:QWS treatment can significantly improve the pathological status of diabetic OU mice with stomach heat pattern.QWS may regulate the release of inflammatory factors through the tryptophan metabolism pathway.展开更多
目的对清胃散基准样品的浓缩干燥工艺进行考察,确定其浓缩干燥工艺,并对清胃散基准样品中关键质量属性(critical quality attributes,CQA)进行研究。方法通过考察不同浓缩干燥方法,比较样品中异阿魏酸、盐酸小檗碱、盐酸巴马汀及丹皮酚...目的对清胃散基准样品的浓缩干燥工艺进行考察,确定其浓缩干燥工艺,并对清胃散基准样品中关键质量属性(critical quality attributes,CQA)进行研究。方法通过考察不同浓缩干燥方法,比较样品中异阿魏酸、盐酸小檗碱、盐酸巴马汀及丹皮酚的含量相对于标准煎液的保留率,确定清胃散基准样品的浓缩干燥工艺,结合前期研究出的煎煮工艺,制备15批清胃散基准样品。利用超快速液相色谱-四极杆-飞行时间质谱(ultra fast liquid chromatography-quadrupole time of flight mass spectrometry,UFLC-Q-TOF/MS)分析清胃散基准样品中的化学成分及入血原型成分,结合文献研究初步确定清胃散基准样品CQA。结果确定了清胃散基准样品的浓缩干燥工艺为原方煎煮液加药液量0.05 g/mL的β-环糊精直接喷雾干燥。分析出清胃散基准样品中化学成分有135个,入血原型成分28个,初步推测决定清胃散基准样品CQA的化学成分有黄连碱、盐酸小檗碱、盐酸巴马汀、表小檗碱、丹皮酚。结论建立的浓缩干燥工艺在保证最大程度清胃散标准煎液有效成分的基础上适用于现代生产工艺;并且为后续基准样品CQA的确认及制剂开发奠定基础,从而可以更全面地评价清胃散制剂质量的优劣。展开更多
基金funded by the Science and Technology Development Fund,Macao,China(007/2020/ALC)Major Basic and Applied Basic Research Projects of Guangdong Province of China(2019B030302005)the National Natural Science Foundation of China(81973535 and 81773960)。
文摘Objective:To characterize the effects of Qingwei San(QWS)on diabetic oral ulcer(OU)mice with stomach heat pattern through metabolomic analysis.Methods:A stomach heat pattern mouse model was established by treating C57BLKS/J Leprdb/db(db/db)mice with dried Zingiber officinale Rosc.rhizome(Z.officinale,Gan Jiang)decoction by gavage.All model mice had blood glucose levels of≥11.1 m M.Subsequently,OU was induced by Na OH cauterization.After 1 week of administration of QWS,non-targeted metabolomic analysis of serum was conducted using ultra high performance liquid chromatography coupled with mass spectrometry(UHPLC-MS/MS).Results:The non-targeted metabolomics results indicated that tryptophan metabolism,2-oxocarboxylic acid metabolism,serotonergic synapses,amino sugar and nucleotide sugar metabolism,and amino acid biosynthesis were involved in the therapeutic effects of QWS,with tryptophan metabolism playing a predominant role.Conclusion:QWS treatment can significantly improve the pathological status of diabetic OU mice with stomach heat pattern.QWS may regulate the release of inflammatory factors through the tryptophan metabolism pathway.
文摘目的对清胃散基准样品的浓缩干燥工艺进行考察,确定其浓缩干燥工艺,并对清胃散基准样品中关键质量属性(critical quality attributes,CQA)进行研究。方法通过考察不同浓缩干燥方法,比较样品中异阿魏酸、盐酸小檗碱、盐酸巴马汀及丹皮酚的含量相对于标准煎液的保留率,确定清胃散基准样品的浓缩干燥工艺,结合前期研究出的煎煮工艺,制备15批清胃散基准样品。利用超快速液相色谱-四极杆-飞行时间质谱(ultra fast liquid chromatography-quadrupole time of flight mass spectrometry,UFLC-Q-TOF/MS)分析清胃散基准样品中的化学成分及入血原型成分,结合文献研究初步确定清胃散基准样品CQA。结果确定了清胃散基准样品的浓缩干燥工艺为原方煎煮液加药液量0.05 g/mL的β-环糊精直接喷雾干燥。分析出清胃散基准样品中化学成分有135个,入血原型成分28个,初步推测决定清胃散基准样品CQA的化学成分有黄连碱、盐酸小檗碱、盐酸巴马汀、表小檗碱、丹皮酚。结论建立的浓缩干燥工艺在保证最大程度清胃散标准煎液有效成分的基础上适用于现代生产工艺;并且为后续基准样品CQA的确认及制剂开发奠定基础,从而可以更全面地评价清胃散制剂质量的优劣。
