Overexpression of the transcription factor Zfp60 in a multipotential mesenchymal cell line and its effects on gene expression and cell differentiation potential
Bibliographic record
Abstract
The mouse Zfp60 gene is a member of the tetrapod vertebrate-specific KRAB-C2H2 transcription factor family. Previous data show that Zfp60 is transiently expressed in the myogenic lineage during differentiation in vitro, as well as in the chondrogenic lineage during differentiation in vitro and during long bone development in vivo, suggesting a role for Zfp60 in regulating mesenchymal lineage decisions. To test this hypothesis, the C3H10T1/2 mesenchymal progenitor cell line was transiently transfected with Zfp60 cDNA in a CMV promoter plasmid construct. This Zfp60 overexpression model was analysed for (1) changes in mRNA steady state using oligonucleotide microarrays, semi-quantitative RT-PCR, and real-time RT-PCR, and (2) changes in differentiation potential under osteogenic or adipogenic conditions, as determined by histochemical marker analysis. In the presence of Zfp60, receptor transporter protein 4 (RTP4), inducible GTPase (IGTP), interferon-inducible tetratricopeptide repeats 1 (IFIT1) and 3 (IFIT3) were up-regulated; no changes were detected in osteogenic or adipogenic potential.
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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) | 0.001 | 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 | 0.001 | 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".