Comparative Study between Serological and Molecular Methods for Diagnosis Bovine Viral Diarrhea Virus
Bibliographic record
Abstract
The purpose of this study was to determine the specificity and sensitivity of modified serological and molecular tools for the detection of Bovine Viral Diarrhea Virus (BVDV). The study was evaluated using 100 samples of known status blood samples (50 positive and 50 negative), blood sera samples were tested to detect antigens of (BVDV) by using (IDEXX, Herd Check BVDV Ag/Serum Plus) ELISA test and real-time PCR assay were modified to detect the RNA of BVDV in fresh blood samples. The presences of antigens of BVDV in sera were detected in all positive samples by ELISA test, and RT-PCR assay could detect RNA in all positive samples. In conclusion, these serological and molecular tools have % 100 specificity and sensitivity for diagnosis BVDV.
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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 | 0.008 | 0.011 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.003 | 0.001 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.001 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 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 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".