Construction of Transgenic Animals Overproducing Neurotrophins and Their Receptors
Bibliographic record
Abstract
The development and analysis of transgenic mice that overexpress or misexpress neurotrophins or their receptors has led to a number of fundamental insights into the mechanisms whereby this family of growth factors exerts its biological effects in vivo (1–5). These transgenic mice were generated when an appropriate foreign DNA construct, or transgene, expressing a neurotrophin or neurotrophin receptor was stably incorporated in the genome of every cell; the transgene, which was incorporated at the same chromosomal location(s) in germ-line and somatic cells, was transmitted to offspring in a Mendelian manner, allowing for a detailed analysis of the physiological consequences of perturbations in neurotrophin biology. Although conceptually simple, the generation and analysis of transgenic mice is a time-consuming and expensive process that is fraught with potential conceptual and technical problems. In this chapter, we provide (1) an overview of the steps involved in the production and analysis of transgenic mice that overexpress neurotrophins or their receptors, with an emphasis on targetting to neurons, and (2) detailed protocols for the characterization of transgenic mice at the level of DNA, RNA, and protein expression.
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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".