PHYSIOLOGY AND ENDOCRINOLOGY SYMPOSIUM: Sperm-oviduct interactions in livestock and poultry1
Bibliographic record
Abstract
The Physiology and Endocrinology Symposium titled “Sperm-Oviduct Interactions in Livestock and Poultry” was held at the joint annual meeting of the American Society of Animal Science, American Dairy Science Association, Poultry Science Association, Asociación Mexicana de Producción Animal, and Canadian Society of Animal Science, with partial sponsorship by the EAAP (European Federation of Animal Science), on July 11 to 15, 2010, in Denver, CO. The objective of this symposium was to provide new information on the complicated processes by which the oviduct and sperm interact to lengthen the life span of sperm, regulate sperm maturation, and affect the fertilizing ability of sperm in diverse species, such as livestock and poultry. A comparison between birds and mammals was included to highlight the similar and divergent approaches that female reproductive tracts from different species use to regulate sperm function. The oviduct fulfills several important roles in reproduction. In mammals, it is the place where sperm complete their final maturation (termed capacitation) before fertilizing oocytes. It is also the place where fertilization and early development occur. Fertilization in birds also occurs in the oviduct. After fertilization, the avian oviduct deposits ovalbumen and shell membranes on the ovum. Hence, the oviduct-genital tract has the potential to regulate sperm function and gamete transport by changes in the molecules it secretes and by serving as an adhesive substrate for sperm.
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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 | 0.002 | 0.000 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.001 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.002 | 0.001 |
| Open science | 0.001 | 0.002 |
| Research integrity | 0.003 | 0.002 |
| Insufficient payload (model declined to judge) | 0.017 | 0.005 |
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".