ArticleFrontiers in plant science2026
Elucidating the linkage between non-volatile precursors and particulate-phase flavor compounds in mainstream smoke
Article in Frontiers in plant science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
0 citing papers in PubMed.
No citing paper in PubMed yet.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
13 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Introduction: Understanding the chemical linkage from non-volatile precursors in leaf to flavor compounds in mainstream smoke is critical for evaluating the contrasting sensory perceptions of different tobacco phenotypes. Methods: To elucidate this mechanism, we systematically compared high-quality Zimbabwe tobacco leaf and China Hehua tobacco dust using a multi-platform analytical strategy, including cascade membrane ultrafiltration, UV- Results: The results indicated that the bulk macromolecules were predominantly carbohydrates and highly conserved across both tobacco leaves, while trace chemical divergences drive their distinct sensory profiles. Zimbabwe tobacco smoke particulates were enriched in aromatic pyrazoles and other N-heterocycles, fueled by a nitrogen-rich precursor matrix in the uncombusted extract of Zimbabwe tobacco leaf. Conversely, Hehua smoke featured sweet-toned furans and heavy alkanes, originating from an altered chemical balance alongside a carbon-hydrogen-oxygen (CHO) fraction that is relatively more aliphatic and lipid-rich. Furthermore, by tracking nontargeted markers in the smoke particulates generated from filtrates and retentates attained through the cascade filtration stages, potential macromolecular interactions were found influencing the combustion transformation. Specific macromolecular fractions of the 50 to 300 kDa range in the Hehua matrix exhibit pronounced co-enrichment with free small-molecule precursors. Discussion: The observed co-enrichment suggests that these specific macromolecular fractions may act as carriers during their transfer into mainstream smoke. This novel comparative framework successfully bridges the analytical gap between uncombusted tobacco precursors and flavors in smoke particulates, establishing a chemical foundation for the digital quality evaluation and targeted formulation of substitute tobacco materials.
Indexed as
Identifiers
What Socratic holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.