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Prion protein protects against ethanol-induced Bax-mediated cell death in vivo

2006· article· en· W2079038913 on OpenAlexaff
Malcolm J. Gains, Kevin A. Roth, Andréa C. LeBlanc

Bibliographic record

VenueNeuroreport · 2006
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicPrion Diseases and Protein Misfolding
Canadian institutionsJewish General HospitalMcGill University
FundersNational Institute of Neurological Disorders and Stroke
KeywordsProgrammed cell deathApoptosisPrion proteinBiologyCell biologyIn vivoCaspaseBcl-2-associated X proteinCell cultureMolecular biologyCellCaspase 3BiochemistryPathologyGeneticsMedicine

Abstract

fetched live from OpenAlex

Prion protein inhibits Bax activation and Bax-mediated cell death in primary cultures of human neurons and in MCF-7 cells. To determine whether prion protein can protect against Bax-mediated cell death in vivo, wild-type, null and prion over-expressing mice were subjected to Bax-dependent ethanol induced neuronal apoptotic cell death and the brains were immunostained for active caspase-3 as a downstream marker of Bax activation. Bax activation occurs in all ethanol-injected mice independent of their genotype. A higher level of cell death is present in ethanol-injected null mice than in wild-type and prion over-expressing mice. We conclude that prion protein protects some, but not all neurons, against Bax-mediated cell death in this experimental paradigm.

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: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.016
Threshold uncertainty score0.904

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 head0.011
GPT teacher head0.231
Teacher spread0.221 · 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 designBench or experimental
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

Citations12
Published2006
Admission routes1
Has abstractyes

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