Notch and Integrin Affinity: A Sticky Situation
Why this work is in the frame
A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.
Bibliographic record
Abstract
The Notch pathway is a conserved signal transduction system that mediates intercellular signaling to regulate cell fate decisions in various tissues. Dysregulation of Notch activity results in various disorders, including cardiovascular diseases and cancer. Notch regulates cell fate through a number of mechanisms that include control of cell proliferation, survival, migration, and differentiation. Notch activation increases vascular endothelial cell adhesion through the enhancement of beta(1) integrin affinity for fibronectin, collagens I and IV, and vitronectin without altering the abundance of beta(1) integrin at the cell surface. A study now suggests that this Notch-dependent increase in beta(1) integrin affinity occurs through the activation of the small guanosine triphosphate (GTP)-binding protein, R-Ras. It is proposed that Notch-dependent activation of R-Ras reverses H-Ras-mediated suppression of integrin affinity. Activation of R-Ras by Notch may be triggered by a noncanonical CSL (CBF1 or RBP-Jkappa in vertebrates, Suppressor of Hairless in Drosophila, Lag-1 in Caenorhabditis elegans)-independent pathway. Because R-Ras is selectively distributed in vascular cells, these findings are of particular importance in understanding the effector functions of Notch in the vascular system.
Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.
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 it