<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Flow-injection mass spectrometry (FIMS) coupled with a chemometric method is proposed in this study to profile and distinguish between rhizomes of Smilax glabra (S. glabra) and Smilax china (S. china). The proposed method employed an electrospray-time-of-flight MS. The MS fingerprints were analyzed using principal component analysis (PCA) and orthogonal partial least squares discriminant analysis (OPLS-DA) with the aid of SIMCA software. Findings showed that the two kinds of samples perfectly fell into their own classes. Further predictive study showed desirable predictability and the tested samples were successfully and reliably identified. The study demonstrated that the proposed method could serve as a powerful tool for distinguishing between S. glabra and S. china.</p></abstract>

Flow-injection mass spectrometry (FIMS) coupled with a chemometric method is proposed in this study to profile and distinguish between rhizomes of Smilax glabra (S. glabra) and Smilax china (S. china). The proposed method employed an electrospray-time-of-flight MS. The MS fingerprints were analyzed using principal component analysis (PCA) and orthogonal partial least squares discriminant analysis (OPLS-DA) with the aid of SIMCA software. Findings showed that the two kinds of samples perfectly fell into their own classes. Further predictive study showed desirable predictability and the tested samples were successfully and reliably identified. The study demonstrated that the proposed method could serve as a powerful tool for distinguishing between S. glabra and S. china.

Distinguishing Smilax glabra and Smilax china rhizomes by flow-injection mass spectrometry combined with principal component analysis

Acta Pharmaceutica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Flow-injection mass spectrometry (FIMS) coupled with a chemometric method is proposed in this study to profile and distinguish between rhizomes of Smilax...

Distinguishing Smilax glabra and Smilax china rhizomes by flow-injection mass spectrometry combined with principal component analysis

Publié en ligne: 16 févr. 2018

Pages: 87 - 96

Accepté: 25 oct. 2017

DOI: https://doi.org/10.2478/acph-2018-0003

Mots clés
Smilax glabra, Smilax china, rhizome, flow injection, mass spectrometry, PCA, OPLS-DA

© by Hui-Lian Huang

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Distinguishing Smilax glabra and Smilax china rhizomes by flow-injection mass spectrometry combined with principal component analysis

Publié en ligne: 16 févr. 2018

Pages: 87 - 96

Accepté: 25 oct. 2017

DOI: https://doi.org/10.2478/acph-2018-0003

Mots clésSmilax glabra, Smilax china, rhizome, flow injection, mass spectrometry, PCA, OPLS-DA

© by Hui-Lian Huang

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
Smilax glabra, Smilax china, rhizome, flow injection, mass spectrometry, PCA, OPLS-DA