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Record W2415046565 · doi:10.1007/978-1-59745-467-4_15

Quantifying and Localizing Actin-Free Barbed Ends in Neutrophils

2007· article· en· W2415046565 on OpenAlexaff
Michael Glogauer

Bibliographic record

VenueMethods in molecular biology · 2007
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicCellular Mechanics and Interactions
Canadian institutionsCanadian Institutes of Health ResearchUniversity of Toronto
Fundersnot available
KeywordsCell biologyActin cytoskeletonActinCytoskeletonChemotaxisSignal transductionReceptorActin remodelingChemistryBiologyBiochemistryCell

Abstract

fetched live from OpenAlex

We describe here a permeablization method that retains coupling between N-formylmethionyl-leucyl-phenylalanine (fMLP) receptor stimulation and barbed-end actin nucleation in neutrophils. Using fluorescently-tagged actin monomers, we are able to quantify and localize actin-free barbed ends generated downstream of chemoattractant receptors. Partial permeabilization of the neutrophils with the mild detergent n-octyl-beta-glucopyranoside maintains signaling from membrane receptor to the actin cytoskeleton while allowing for the introduction of inhibitors and activators of signal transduction pathways implicated in regulating actin cytoskeleton dynamics. This is a useful assay for studying signal transduction to the actin cytoskeleton in neutrophils.

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 machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation 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: Methods · Consensus signal: none
Teacher disagreement score0.001
Threshold uncertainty score0.002

Distilled classifier scores by category (both heads)

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 integrity0.0010.001
Insufficient payload (model declined to judge)0.0010.000

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 head0.036
GPT teacher head0.412
Teacher spread0.376 · 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 source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreMethods

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

Citations0
Published2007
Admission routes1
Has abstractyes

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