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Record W2100830152 · doi:10.1517/13543784.17.11.1761

Clazosentan: an endothelin receptor antagonist for treatment of vasospasm after subarachnoid hemorrhage

2008· article· en· W2100830152 on OpenAlexaff
R. Loch Macdonald

Bibliographic record

VenueExpert Opinion on Investigational Drugs · 2008
Typearticle
Languageen
FieldMedicine
TopicIntracranial Aneurysms: Treatment and Complications
Canadian institutionsSt. Michael's HospitalUniversity of Toronto
Fundersnot available
KeywordsSubarachnoid hemorrhageEndothelin receptor antagonistVasospasmMedicineCerebral vasospasmEndothelin receptorAntagonistPlaceboClinical trialRandomized controlled trialReceptor antagonistAnesthesiaInternal medicineReceptorPathology

Abstract

fetched live from OpenAlex

Clazosentan (Ro 61-1790, VML-588 or AXV-034) is under study in clinical trials for the treatment of patients with aneurysmal subarachnoid hemorrhage (SAH) by Actelion Pharmaceuticals. It is a synthetic endothelin (ET) A receptor antagonist that decreases and reverses cerebral vasospasm after experimental SAH. Remarkable dose-dependent effects were observed on angiographic vasospasm in the CONSCIOUS-1 human clinical trial, supporting proceeding with a Phase III clinical trial. This study (CONSCIOUS-2) will enroll approximately 765 patients randomized 2:1 to clazosentan 5 mg/h intravenously or placebo. All patients will undergo neurosurgical aneurysm clipping and outcome will be assessed primarily based on mortality and vasospasm-related morbidity.

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 score0.210
Threshold uncertainty score0.783

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 head0.041
GPT teacher head0.303
Teacher spread0.263 · 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

Citations28
Published2008
Admission routes1
Has abstractyes

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