ArticleFrontiers in plant science2025
Study on mechanism of temperature-modulated polyphenolic biosynthesis in cigar tobacco leaves.
Article in Frontiers in plant science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed.
- Targeted anthocyanin biofortification in black rice: a review of spatial metabolic control, growth-defence trade-offs and genotype-environment-management design.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026Review
- Differential Enhancement of Cigar Tobacco Leaf Aroma by Single-Strain Inoculation withJournal of microbiology and biotechnology · 2026Article
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Authors and funding
6 authors.
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Abstract
Cigars as an economic crop, inappropriate growth temperature can detrimentally affect cigar quality, yet our knowledge about the response of cigar tobacco leaves (CTLs) to such stressors remains limited. We subjected CTLs to prolonged mild low-temperature and high-temperature treatments and systematically assessed oxidative stress markers, antioxidant enzyme activities, phenolic and flavonoid accumulation, and transcriptomic dynamics. Weighted gene co-expression network analysis (WGCNA) and correlation-based approaches were used to identify key genes and regulators.This study revealed that both long-term mild low and high temperatures in CTLs triggered excessive production of reactive oxygen species (ROS) and disrupted antioxidant enzyme systems. Exposure to low temperatures resulted in increased accumulation of phenolic and flavonoids, while high temperatures were associated with either negative or negligible effects on these metabolites. Moreover, low temperatures significantly stimulated phenylpropanoid biosynthesis, in contrast to the negative effects observed at high temperatures. Correlation analysis indicated that
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