Study on identification of aconiti by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry / 法医学杂志
Journal of Forensic Medicine
; (6): 118-120, 2005.
Article
em Zh
| WPRIM
| ID: wpr-983087
Biblioteca responsável:
WPRO
ABSTRACT
OBJECTIVE@#The merhod of determination of traditional Chinese medicine of aconitum root has been established by using matrix-assisted laser desorption/ionization time-of-flight mass spectrometry.@*METHODS@#With optimized matrix of 2,5-Dihydroxy- benzoic acid for herbal extract, the identification of aconitum root by MALDI-TOF-MS has been conditioned. By comparison of mass spetra of various of aconitium root, their fingerprint mass-to-charge ratios were found to perform identification. With the characteristic mass-to-charge ratios, It was shown that the mass spectrum of raw aconitum roots were obviously different from that of processed aconitum roots.@*RESULTS@#The raw radix aconiti could be differentiated from radix aconiti preparate by determination of MALDI-TOF-MS.@*CONCLUSION@#The identifical method of aconitum root by MALDI-TOF-MS is rapid, precise and sensitive, it can be used in toxicological analysis of medical tangle and illegal medical practice.
Texto completo:
1
Índice:
WPRIM
Assunto principal:
Plantas Medicinais
/
Controle de Qualidade
/
Aconitina
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Medicamentos de Ervas Chinesas
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Sensibilidade e Especificidade
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Tecnologia Farmacêutica
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Raízes de Plantas
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Espectrometria de Massas por Ionização e Dessorção a Laser Assistida por Matriz
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Aconitum
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Etanol
Idioma:
Zh
Revista:
Journal of Forensic Medicine
Ano de publicação:
2005
Tipo de documento:
Article