Phenolic Compounds in Plant Defense and Pathogen Counter‐Defense Mechanisms
Bibliographic record
Abstract
Phenolics have been in the center of many discoveries on plant defenses to pathogens, including bacteria, fungi, and viruses. More recently, this fascinating group of metabolites was also pointed out as a target of invading microbes to defeat such defenses. Here, we summarize findings in several host-pathogen interactions involving the oomycete Phytophthora infestans and soilborne pathogens such as Verticillium dahliae, depicting the role of phenolics in plant defenses against them, and how they target such responses to settle their infection. The defenses described here include the upregulation of genes in the phenylpropanoid pathway, and the accumulation of phenolics such as scopoletin (a coumarin), p-coumaric acid methyl ester (a hydroxycinnamic acid derivative), or rutin (a flavonoid) in response to several pathogens. Counter-defense mechanisms developed by these pathogens, such as downregulation of defense genes and degradation of phenolics, are described as well.
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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 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.005 | 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".