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Record W3119327549

The quantification of the distribution of proteins Kir, GLT-1, and mGluR5 in murine astrocytes

2017· article· en· W3119327549 on OpenAlex
Jennifer Flood, Adrienne M. Benediktsson

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

VenueURSCA Proceedings · 2017
Typearticle
Languageen
FieldNeuroscience
TopicNeuroscience and Neuropharmacology Research
Canadian institutionsMount Royal University
Fundersnot available
KeywordsAstrocyteMetabotropic glutamate receptorGlutamate receptorMetabotropic glutamate receptor 5BiologyNeuroscienceHomeostasisCell biologyCentral nervous systemReceptorBiochemistry
DOInot available

Abstract

fetched live from OpenAlex

Astrocytes, a type of glial cell found within the central nervous system, are morphologically complex, and their processes are not well defined structurally or functionally. It is unknown how these processes accommodate regional demands. Small morphological and functional regions, that are highly specialized for homeostasis or synaptic signaling, may be located along the lengths of astrocyte processes. Previous research has begun to identify the distribution of proteins within astrocytes. In this study the processes, and the distribution of clusters of proteins or “puncta”, on seven previously imaged astrocytes, were analyzed using 3-D rendered surfaces generated in ImarisTM, a confocal analysis imaging software. The patterns for three proteins: mGluR5, a metabotropic glutamate receptor (n=30), GLT-1, a glutamate transporter (n=30), and Kir 4.1, an inward rectifying potassium channel (n=10) were examined along the lengths of individual processes. mGluR5 is a protein involved in synaptic signaling, and both GLT-1 and Kir 4.1 are considered more homeostatic. This study suggests that clustered regions of GLT-1 and Kir 4.1 are present within astrocytic processes, but that mGluR5 is more homogenously distributed, indicating that there may be subdomains for specialized functions within astrocytes. * Indicates faculty mentor.

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)0.000
metaresearch head score (Gemma)0.002
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 score0.110
Threshold uncertainty score0.465

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.002
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0010.001
Scholarly communication0.0000.000
Open science0.0010.000
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 head0.052
GPT teacher head0.334
Teacher spread0.282 · 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