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Record W58326483

Myoblast transplantation: the current status of a potential therapeutic tool for myopathies.

2003· article· en· W58326483 on OpenAlexaff
Daniel Skuk, Jacques P. Tremblay

Bibliographic record

VenuePubMed · 2003
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicMuscle Physiology and Disorders
Canadian institutionsUniversité LavalCentre hospitalier de l'Université Laval
Fundersnot available
KeywordsMyocyteTransplantationImmunosuppressionInduced pluripotent stem cellMyogenesisBiologyMedicineCell biologyImmunologyInternal medicineGeneticsGeneEmbryonic stem cell
DOInot available

Abstract

fetched live from OpenAlex

The implantation of cultured myogenic cells into the body (myoblast transplantation) is an experimental strategy that is being explored for the potential treatment of myopathies. Its potential benefits should be: (1) to slow down or to stop muscle degeneration, and/or (2) to increase force in wasted muscles. For these objectives, myoblast transplantation may act by two actions: (1) genetic complementation (as a vehicle of normal genes in the case of genetic myopathies), and (2) increasing the myogenic pool of the muscle. During the last decade, myoblast transplantation seemed stagnant in a contradiction of experiments producing good results in mice, against the poor results of human trials. This contradiction was apparent, since the conditions used in mouse models were largely different from those used in dystrophic patients. Our monkey experiments demonstrated that promising results can be observed in large muscles of primates, but under conditions that differ from those previously used in patients. These conditions are: (1) an appropriate immunosuppression, and (2) a careful distribution of sufficient quantities of myoblasts into the recipient muscles. Most of the work on myoblast transplantation is addressed to improve this method by: (1) reducing or avoiding the toxicity of sustained immunosuppression, (2) favoring donor-myoblast migration into the recipient muscle, and (3) defining the factors implicated in the early donor-cell survival following intramuscular implantation. Other research subjects in this field are the potential use of pluripotent stem cells instead of satellite cells, and the potential delivery of the exogenous myogenic cells by the blood stream.

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.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Other design · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.921
Threshold uncertainty score0.209

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

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.

Opus teacher head0.013
GPT teacher head0.233
Teacher spread0.220 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designOther design
Domainnot available
GenreEmpirical

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".

Quick stats

Citations100
Published2003
Admission routes1
Has abstractyes

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