Dopamine system genes not linked to social phobia
Bibliographic record
Abstract
Social phobia, particularly in its generalized form, has a genetic component in its etiology as suggested by positive twin studies and child temperament studies of social anxiety. Observations from functional imaging research suggest that dopamine function may be abnormal in the brains of patients with social phobia. Our investigation examined polymorphisms in the dopamine D2, D3 and D4 receptor genes, plus the dopamine transporter gene in a sample consisting of 17 multiplex social phobia families. We employed both parametric and non-parametric methods to test for linkage. Linkage was excluded for all loci under the broad diagnostic category. In the medium diagnostic category, the D3 receptor gene showed non-significant positive LOD scores (LOD = 0.62). We are able to clearly exclude a major effect for each of the four dopamine gene markers under the broad diagnosis of social phobia. Additional studies of dopamine system genes will be necessary to define clearly their role in social phobia.
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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 | 0.002 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.000 | 0.001 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.004 | 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".