Nontargeted and targeted metabolomics analysis provides novel insight into nonvolatile metabolites in Jianghua Kucha tea germplasm (Camellia sinensis var. Assamica cv. Jianghua)

• Published in: Food Chemistry: X Vol. 13; p. 100270
• Main Authors: Wu, Wenliang, Lu, Meiling, Peng, Jiakun, Lv, Haipeng, Shi, Jiang, Zhang, Shuguang, Liu, Zhen, Duan, Jihua, Chen, Dan, Dai, Weidong, Lin, Zhi
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier Ltd 30.03.2022; Elsevier
• Subjects: biosynthesis; bitterness; caffeine; Camellia sinensis var. assamica; catechin; China; cultivars; epigallocatechin; flavonols; food chemistry; germplasm; glycosides; Jianghua Kucha; LC-MS; metabolites; Metabolomics; methylation; Nonvolatile metabolites; tea; Theacrine; China; Metabolomics; LC-MS; Theacrine; Jianghua Kucha; Nonvolatile metabolites
• ISSN: 2590-1575; 2590-1575
• DOI: 10.1016/j.fochx.2022.100270

•Nontargeted and targeted metabolomics studies of JHKC tea germplasm were performed.•61 differential metabolites were identified in wild JHKC accessions compared to CK.•Theacrine and 1,3,7-trimethyluric acid accumulated in JHKC but were absent in CK.•JHKC germplasm has > 10-fold non-epi-form and...