A role for red cell clearance in antibody‐mediated inhibition of erythrocyte alloimmunization?
Bibliographic record
Abstract
Antibodies targeting erythrocytes can induce antibody‐mediated inhibition of erythrocyte alloimmunization, and anti‐D has been extremely successful in preventing haemolytic disease of the foetus and newborn ( HDFN ). It is desirable to replace the current donor‐derived anti‐D with a monoclonal antibody; however, the exact mechanism of IgG‐mediated suppression of red blood cell immune responses remains unclear. It has been proposed that the ability of anti‐D to prevent HDFN is due to IgG interactions with Fc receptors on phagocytic cells leading to rapid clearance of RhD+ red cells. Several monoclonal anti‐D alternatives have been developed with an emphasis on their ability to rapidly clear red blood cells from the circulation. None of the monoclonal antibodies have been as effective as donor‐derived anti‐D with some antibodies inadvertently leading to immune enhancement instead of inhibition. A better understanding of the mechanisms of IgG‐mediated inhibition of red cell alloimmunization is necessary. In this brief review, we highlight selected evidence for and against the requirement for rapid red cell clearance in the ability of IgG to prevent red cell alloimmunization. We also discuss potential alternative mechanisms which could be important for informing the future development of monoclonal antibody alternatives.
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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) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 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".