A flexible and low-cost polypropylene pouch for naked-eye detection of herpes simplex viruses
Bibliographic record
Abstract
Effective viral detection is a key goal in the development of point of care (POC) diagnostic devices. Loop-mediated isothermal amplification (LAMP) could potentially be a valuable tool for rapid viral detection and diagnosis in commercial and hospital laboratories and resource limited settings. Here, we present a novel polypropylene pouch (PP) for detection of HSV-1 and HSV-2. With this plastic pouch we could detect up to 6.08 × 10(1) copies per μL of HSV-1 DNA and 0.598 copies per μL of HSV-2 DNA within 45 minutes. Since LAMP itself is less sensitive to inhibitory substances present in the real sample, we could also detect viral DNA without the need for viral DNA extraction and purification. The result from LAMP could be evaluated by naked eye due to the addition of hydroxy naphthol blue (HNB) dye in the reaction mixture. Since this proposed device is easy to handle, portable, user friendly and low cost, it offers a tremendous potential to be a perfect candidate for POC diagnostic device for use in resource limited settings.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.001 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.001 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.001 | 0.001 |
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 source (direct Gemma or distilled Codex), 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".