The Role of Selenium in Sheep Health
Bibliographic record
Abstract
Abstract Selenium (Se) is an essential mineral for animal health. Due to widespread soil Se deficiency in global regions, selenium must be supplemented in sheep diets to prevent harmful conditions such as white muscle disease (WMD). Previous research has also demonstrated the beneficial immunomodulatory properties of Se in improving antibody production and reducing inflammation. Beyond its role in disease prevention and immunomodulation, Se functions as a potent antioxidant, promotes thyroid hormone metabolism, and improves reproductive outcomes. Strategies for improving animal Se status can include adding Se to mineral premixes, salt blocks and feed additives, enriching crops with soil Se, and even Se injections. Se primarily comes in either organic or inorganic forms. Though organic Se is more bioavailable, it is costlier than inorganic Se. This case study evaluates the impact of organic versus inorganic Se supplementation on ewe Se status and immunocompetence in 110 Dorset-Rideau ewes during the late pregnancy and lactation periods. The sheep were located in Ponsonby, Ontario, Canada. Though immunocompetence was not significantly different between treatment groups, the ewes in the organic treatment groups had higher serum Se concentrations after trial day 40, showing the benefit of organic Se in improving Se status over time. Information © The Authors 2025
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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) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.000 | 0.001 |
| 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".