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Record W2050415328 · doi:10.2174/1389200053586082

Accelerated Cytotoxicity Mechanism Screening Using Drug Metabolising Enzyme Modulators

2005· review· en· W2050415328 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueCurrent Drug Metabolism · 2005
Typereview
Languageen
FieldPharmacology, Toxicology and Pharmaceutics
TopicPharmacogenetics and Drug Metabolism
Canadian institutionsUniversity of Toronto
Fundersnot available
KeywordsCytotoxicityEnzymePharmacologyBiochemistryCytochrome P450GlutathioneChemistryIn vivoDrugMetabolic pathwayMechanism of actionIn vitroBiology

Abstract

fetched live from OpenAlex

By assessing how drug/new chemical entity (NCE) cytotoxicity is affected when their metabolic pathways are inhibited or activated, the metabolic pathways that activate versus detoxify drugs/NCEs can be identified. Reactive metabolites contributing to cytotoxicity can also be identified. In the following, the drug metabolizing enzyme inhibitors and activators used in vitro with freshly isolated rat hepatocytes for the accelerated cytotoxicity mechanism screening (ACMS) of drugs/NCEs (a technique used in our laboratory) are reviewed and, this technique is useful for determining in vivo rat hepatotoxicity mechanisms. The enzyme inhibitors/activators have been chosen on the basis of their selectivity, modulator effectiveness, and their lack of toxicity. The use of these inhibitors/activators with human hepatocytes or subcellular fractions for assessing human hepatotoxicity mechanisms is also reviewed. Keywords: cytochrome p-450, hepatotoxicity, glucuronosyltransferase, arylamine n-acetyltransferase, sulfotransferases, glutathione transferase, coenzyme a-transferases, enzyme Inhibitors

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.

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)0.004
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Research integrity, Insufficient payload (model declined to judge)
Consensus categoriesMeta-epidemiology (narrow), Research integrity
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Other design · Consensus signal: none
GenreCandidate signal: Review · Consensus signal: Review
Teacher disagreement score0.985
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0040.000
Meta-epidemiology (narrow)0.0030.003
Meta-epidemiology (broad)0.0070.003
Bibliometrics0.0020.002
Science and technology studies0.0020.000
Scholarly communication0.0000.001
Open science0.0030.001
Research integrity0.0020.007
Insufficient payload (model declined to judge)0.0020.001

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 head0.343
GPT teacher head0.504
Teacher spread0.161 · 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