International seminar on the red blood cells as vehicles for drugs
Why this work is in the frame
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Bibliographic record
Abstract
The first human transfusion was performed by the pioneer Dr Jean-Baptiste Denis in France in 1667 and now, three centuries later, around 50 millions blood units are transfused every year, saving millions of lives. Today, there is a new application for red blood cells (RBCs) in cellular therapy: the effective use of erythrocytes as vehicles for chemical or biological drugs. Using this approach, the therapeutic index of RBC-entrapped molecules can be significantly improved with increased efficacy and reduced side effects. This cell-based medicinal product can be manufactured at an industrial scale and is now used in the clinic for different therapeutic applications. A seminar dedicated to this field of research, debating on this inventive formulation for drugs, was held in Lyon (France) on 28 January 2011. Drs KC Gunter and Y Godfrin co-chaired the meeting and international experts working on the encapsulation of drugs within erythrocytes met to exchange knowledge on the topic ‘The Red Blood Cells as Vehicles for Drugs’. The meeting was composed of oral presentations providing the latest knowledge and experience on the preclinical and clinical applications of this technology. This Meeting Highlights article presents the most relevant messages given by the speakers and is a joint effort by international experts who share an interest in studying erythrocyte as a drug delivery vehicle. The aim is to provide an overview of the applications, particularly for clinical use, of this innovative formulation. Indeed, due to the intrinsic properties of erythrocytes, their use as a drug carrier is one of the most promising drug delivery systems investigated in recent decades. Of the different methods developed to encapsulate therapeutic agents into RBCs [1,2,] the most widely used method is the lysis of the RBCs under tightly controlled hypotonic conditions in the presence of the drug to be encapsulated, followed by resealing and annealing under normotonic conditions (Figure 1). This results in uniform encapsulation of the material into the cells and a final product with good stability, reproducibility and viability. This process, which has now been developed to an industrial scale, is the technique chosen by the majority of the experts presenting their work in this seminar (by R Franco).
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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) | 0.002 | 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