Immunomodulatory potential of CVT‐E002 , a proprietary North American Ginseng extract, in an in vitro model of virus‐induced asthma exacerbation
Bibliographic record
Abstract
Rationale: Most asthma exacerbations are precipitated by airway virus infections. Understanding the inflammatory response to viruses could allow preventative immune modulating therapies. CVT‐E002 (commercially available as COLD fX ® ) is a patented poly‐furanosyl‐pyranosy‐saccharide‐rich extract of North American ginseng. Clinical trials show that CVT‐E002 prevents virus infection. Objectives: To determine whether CVT‐E002 has anti‐virus properties in vitro; and to understand its effects on human dendritic cells and lymphocytes. Methods: Human dendritic cells (DC) and T cells were cultured with or without virus/virus sham (RSV or RV). Flowcytometry and ELISA assays were performed. Results: RSV and RV upregulate CD25 expression in proliferating memory CD4+ T cells co‐cultured with DC (n=3). DC pretreated with CVT‐E002 induce increased CD25 on CD4+ T cells similar to virus infection alone. Combination of RV and CVT‐E002 augments this expression (n=5). DC with CVT‐E002 show increased expression of HLA‐DR, CD80, CD86 (n=2). T cells and DC incubated with either RSV or RV release IFN–γ, IFN‐α, TNF, and IL‐12 (n=1). CVT‐E002 pretreatment increases this release. Without virus, CVT‐E002 induces some cytokine release. Conclusion: CVT‐E002 appears to induce maturation of DC and induces increased T cell proliferation with increased antiviral cytokine responses. CVT‐E002 could be a useful immune modulator in the prevention of virus‐induced asthma exacerbation.
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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) | 0.000 | 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".