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Record W1974888350 · doi:10.1016/j.febslet.2008.05.023

Kir2.3 knock‐down decreases <i>I</i><sub>K1</sub> current in neonatal rat cardiomyocytes

2008· article· en· W1974888350 on OpenAlexaff
Yusong He, Qin Pan, Jun Li, Huaizhi Chen, Qin Zhou, Kui Hong, Ramón Brugada, Guillermo J. Pérez, Pedro Brugada, Yihan Chen

Bibliographic record

VenueFEBS Letters · 2008
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicIon channel regulation and function
Canadian institutionsMontreal Heart Institute
Fundersnot available
KeywordsInward-rectifier potassium ion channelPotassium channelKnockout mouseProtein subunitGene knockinChemistryProtein expressionInternal medicineEndocrinologyCell biologyBiologyMolecular biologyMedicineBiochemistryIon channelGeneReceptor

Abstract

fetched live from OpenAlex

Inward rectifier potassium Kir2.x channels mediate cardiac inward rectifier potassium currents (I(K1)). As a subunit of Kir2.x, the physiological role of Kir2.3 in native cardiomyocytes has not been reported. This study shows that Kir2.3 knock-down remarkably down-regulates Kir2.3 expression (Kir2.3 protein was reduced to 19.91+/-3.24% on the 2nd or 3rd day) and I(K1) current densities (at -120 mV, control vs. knock-down: -5.03+/-0.24 pA/pF, n=5 vs. -1.16+/-0.19 pA/pF, n=7, P<0.001) in neonatal rat cardiomyocytes. The data suggest that Kir2.3 plays a potentially important role in I(K1) currents in neonatal rat cardiomyocytes.

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 score0.179
Threshold uncertainty score0.694

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 head0.218
Teacher spread0.207 · 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

Citations8
Published2008
Admission routes1
Has abstractyes

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