Morphological and Structural Investigations of Egyptian Water Buffalo (Bubalus Bubalis) Sertoli Cells
Bibliographic record
Abstract
Buffaloes are essential part of the economy in many countries and provide sustainable food in addition to being working animals. Inefficiency in reproduction has become problematic in recent years due to a number of factors and although much research concentrates on the female, very little is known about the male buffalo reproductive system. To address this deficiency in the literature, testes were obtained from 20 clinically healthy water buffalo (Bubalus Bubalis) bulls aged 3 years old. Scanning electron microscopy showed that the Sertoli cells were columnar to triangle shaped with many processes. In the middle portion of the seminiferous tubules, the Sertoli cell had two types of processes with sheet like and slender cord like appearances. The sheet like processes had simple smooth margins originating from Sertoli cells, surrounding the surfaces of spermatogonia and spermatocytes. The slender cord like processes formed networks around other spermatogenic cells. Transmission electron microscopy showed that the Sertoli cells contained a large irregular shaped nucleus with deep nuclear membrane indentations, few mitochondria, aggregates of ribosomes and few rough endoplasmic reticulum which were observed within the indentations. Each nucleus contained a multivesicular nuclear body, containing vesicles, tubules and ribosome like dense structures. The work herein describes the structure and location of key reproductive cells within the water buffalo. Understanding the features of the male reproductive system is essential in order to advance studies into the reproductive decline of this species and the Bovidae family.
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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 | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.000 |
| 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) | 0.001 | 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".