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.
Principal component analysis of specialized metabolites in artichoke extracts obtained by LC-MS targeted analysis: (A) PCA score scatter plot; (B) PCA loading plot; (C) PCA loading column plots. CQA, caffeoylquinic acid; FQA, feruloylquinic acid; diCQA, dicaffeoylquinic acid; rut, rutinoside; glc, glucoside; glcA, glucuronide.
