Bibliographic record
Abstract
PURPOSE OF REVIEW: The common cold is a clinical syndrome triggered by a variety of viral pathogens, but rhinoviruses are the most frequent cause. Complications of such infections include sinusitis, otitis media, and exacerbations of asthma and chronic obstructive lung disease. There is growing interest in host innate defence responses that may regulate the severity of viral responses. We will review recent evidence that nitric oxide is an important contributor to the host response during colds. RECENT FINDINGS: Infection of human airway epithelial cells with human rhinovirus has been shown to lead to the increased expression of inducible nitric oxide synthase both in vitro and in vivo. This increase in epithelial inducible nitric oxide synthase correlates with increased levels of nitric oxide in exhaled air. Importantly, nitric oxide can inhibit human rhinovirus-induced epithelial expression of several pro-inflammatory cytokines and can inhibit viral replication in epithelial cells in vitro. Moreover, nitric oxide can modulate several signal transduction pathways that are associated with cytokine generation. Nitric oxide can also nitrosylate viral proteases and can interact with the immune system. Consistent with these observations, pilot studies have indicated that the increased generation of nitric oxide during rhinovirus infections is associated with fewer symptoms and more rapid viral clearance. SUMMARY: Further studies are warranted to evaluate the role of nitric oxide in colds and to determine whether the administration of nitric oxide donor compounds could be a viable therapeutic approach for viral exacerbations of airway diseases.
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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 | 0.001 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.002 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.002 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.001 | 0.003 |
| 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".