Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2023 Apr 16;28(8):3503. doi: 10.3390/molecules28083503

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

(A) Total ion MS chromatogram (TIC) showing standards of target alkaloids obtained with the use of UHPLC Q-TOF-MS: 1—protopine (m/z = 353.7655), 2—sanguinarine (m/z = 331.7065), 3—palmatine (m/z = 351.7853), 4—chelerythrine (m/z = 347.7489), 5—magnoflorine (m/z = 341.7917), 6—stylopine (m/z = 331.7105), 7—berberine (m/z = 335.7429). (B) An exemplary extracted ion chromatogram (EIC) for plant sample (Macleaya cordata leaves) (B).

(A) Total ion MS chromatogram (TIC) showing standards of target alkaloids obtained with the use of UHPLC Q-TOF-MS: 1—protopine (m/z = 353.7655), 2—sanguinarine (m/z = 331.7065), 3—palmatine (m/z = 351.7853), 4—chelerythrine (m/z = 347.7489), 5—magnoflorine (m/z = 341.7917), 6—stylopine (m/z = 331.7105), 7—berberine (m/z = 335.7429). (B) An exemplary extracted ion chromatogram (EIC) for plant sample (Macleaya cordata leaves) (B).