Assessment of Sphingosine-1-Phosphate Receptor Expression and Associated Intracellular Signaling Cascades in Primary Cells of the Human Central Nervous System
Bibliographic record
Abstract
Measuring the effects of sphingosine-1-phosphate (S1P) receptor modulators on human primary neural cells is of particular interest given the recent application of these central nervous system-accessible agents to the treatment of neurodegenerative diseases, such as multiple sclerosis. Issues to consider in experimental studies include the ability of some of these modulators to bind multiple S1P receptor subtypes simultaneously, the nonspecificity of commercially available S1P receptor antibodies, and activation of multiple intracellular signaling cascades by a given S1P receptor. Here, we discuss how to assay S1P receptor expression and activation using multiple agonists/antagonists, by linking the results of real-time reverse transcriptase polymerase chain reaction with the assessment of intracellular signaling derived from Western blot analyses.
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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 | 0.000 | 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 | 0.001 |
| Insufficient payload (model declined to judge) | 0.002 | 0.001 |
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".