In Vitro Methods to Culture Primary Human Breast Epithelial Cells
Bibliographic record
Abstract
Current evidence suggests that much like leukemia, breast tumors are maintained by a small subpopulation of tumor cells that have stem cell properties. These cancer stem cells are envisaged to be responsible for tumor formation and relapse. Therefore, knowledge about their nature will provide a platform to develop therapies to eliminate these breast cancer stem cells. This concept highlights the need to understand the mechanisms that regulate the normal functions of the breast stem cells and their immediate progeny as alterations to these same mechanisms can cause these primitive cells to act as cancer stem cells. The study of the primitive cell functions relies on the ability to isolate them from primary sources of breast tissue. This chapter describes processing of discarded tissue from reduction mammoplasty samples as sources of normal primary human breast epithelial cells and describes cell culture systems to grow single-cell suspensions prepared from these reduction samples in vitro.
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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 | 0.003 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| 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".