Comparative transcriptome and metabolome analyses of four Panax species explore the dynamics of metabolite biosynthesis
  • Koo, Hyunjin
  • Lee, Yun Sun
  • Nguyen, Van Binh
  • Giang, Vo Ngoc Linh
  • Koo, Hyun Jo
  • ... Kang, Kyo Bin
  • 외 6명
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초록

Background: The genus Panax in the Araliaceae family has been used as traditional medicinal plants worldwide and is known to biosynthesize ginsenosides and phytosterols. However, genetic variation between Panax species has influenced their biosynthetic pathways is not fully understood. Methods: Simultaneous analysis of transcriptomes and metabolomes obtained from adventitious roots of two tetraploid species (Panax ginseng and P. quinquefolius) and two diploid species (P. notoginseng and P. vietnamensis) revealed the diversity of their metabolites and related gene expression profiles. Results: The transcriptome analysis showed that 2,3-OXIDOSQUALENE CYCLASEs (OSCs) involved in phytosterol biosynthesis are upregulated in the diploid species, while the expression of OSCs contributing to ginsenoside biosynthesis is higher in the tetraploid species. In agreement with these results, the contents of dammarenediol-type ginsenosides were higher in the tetraploid species relative to the diploid species. Conclusion: These results suggest that a whole-genome duplication event has influenced the triterpene biosynthesis pathway in tetraploid Panax species during their evolution or ecological adaptation. This study provides a basis for further efforts to explore the genetic variation of the Panax genus. © 2022

키워드

Adventitious rootDe novo assemblyOxidosqualene cyclasePanax speciesSpecialized metabolite profilingDAMMARANE-TYPE SAPONINSVIETNAMESE GINSENGROOTSGENUSDISCRIMINATIONCHROMATOGRAPHYQUINQUEFOLIUMGINSENOSIDESOCOTILLOLDISCOVERY
제목
Comparative transcriptome and metabolome analyses of four Panax species explore the dynamics of metabolite biosynthesis
저자
Koo, HyunjinLee, Yun SunNguyen, Van BinhGiang, Vo Ngoc LinhKoo, Hyun JoPark, Hyun-SeungMohanan, PadmanabanSong, Young HunRyu, ByeolKang, Kyo BinSung, Sang HyunYang, Tae-Jin
DOI
10.1016/j.jgr.2022.07.001
발행일
2023-01
유형
Article in Press
저널명
Journal of Ginseng Research
47
1
페이지
44 ~ 53