A simple vitrification method for cryobanking avian testicular tissue ,
Bibliographic record
Abstract
Cryopreservation of testicular tissue is a promising method of preserving male reproductive potential for avian species. This study was conducted to assess whether a vitrification method can be used to preserve avian testicular tissue, using the Japanese quail (Coturnix japonica) as a model. A simple vitrification method that included dimethyl sulphoxide, ethylene glycol, and sucrose as cryoprotective agents, and allowed the storage of tissue in a sealed macrotube was applied to the testicular tissue from 1-wk-old Japanese quail. The vitrified tissue was warmed at room temperature or at 40°C. After warming, tissue was implanted onto the chorioallantoic membrane of 8- to 9-d-old chicken embryos and the vascularization of the grafts was evaluated. When compared with fresh tissue, the tissue that had been warmed at 40°C showed no difference in vascularization. The tissue that had been warmed at room temperature was significantly less vascularized than the fresh tissue. Vitrification of testicular tissue and storage in macrotubes provide a promising model for preservation and recovery of male germplasm of avian species.
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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 | 0.002 |
| 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 | 0.000 |
| 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".