An enhanced home cage modulates hypothalamic CRH‐ir Labeling in juvenile rats, with and without sub‐threshold febrile convulsions
Bibliographic record
Abstract
Pre and postnatal environments can have a profound impact on offspring development. This is especially true when considering the origin of neurological diseases, including epilepsy, a relatively common and chronic neurological condition, affecting 1-2% of the population. Previously, we have used maternal stress and an enhanced home cage (EHC) in an effort to identify potential factors in the early environment that may increase the risk for experiencing seizures. First, pregnant Long-Evans rats were exposed to a predator stress (PS). Then, at birth, litters were divided into standard cage (SC) and EHC groups until postnatal Day 14 (PD14) when a model of febrile convulsions was used to determine convulsion susceptibility of the various groups. Twenty-four hours later, pup brains were processed for immunohistochemical detection of corticotrophic releasing hormone (CRH) in the paraventricular nucleus of the hypothalamus. Analysis of CRH immunoreactive (-ir) patterns revealed a buffering of CRH-ir in EHC reared offspring. Further, experiencing convulsions led to decreased CRH-ir. Our results support the concept that postnatal environmental influences affect neonatal programming and neurodevelopment of processes that could underlie seizure susceptibility, and that these effects can be modulated by EHC conditions.
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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 | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 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) | 0.000 | 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".