Capsicum Cultivated Under Adverse Conditions Produces High Concentrations of Antioxidants and Capsaicinoids
Bibliographic record
Abstract
Growing crops in sabulous soil is challenging owing to limited oligotrophy and low water retention. Nonetheless, some plants adapt well, imparting favorable properties to the fruit. This study investigated the influence of sandy soil (southern Japan) on red pepper by assessing the levels of pungent components, antioxidant activity, and vascular endothelial function. Leaves and fruits of Habanero orange and Tabasco pepper, the two varieties most suitable for cultivation in sandy soil, were analyzed for size, color, and pungent component composition. Pungent components were detected in the seeds and placenta of fruits but not in leaves or flowers. Antioxidant activity and nitric oxide production in human vascular endothelial cells were evaluated to detect differences in functionality. Capsicum peppers cultivated in sandy soil exhibited higher levels of antioxidants than peppers cultivated under nutrient-rich conditions (control) and induced nitric oxide levels in vascular endothelial cells similar to control peppers. Especially Satsuma-Habanero orange peppers cultivated in sandy soil exhibited the highest antioxidant activity. The fruits from pepper plants cultivated in sabulous soil could be harvested for a significantly longer period and were slower to spoil than control peppers; therefore, Satsuma-Capsicum plants may be commercially viable in oligotrophic areas.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.000 | 0.001 |
| Scholarly communication | 0.000 | 0.001 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".