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Record W2367747183

Transfecting MIN6 cell line and enhancing cell viability by Reg3α cDNA

2009· article· en· W2367747183 on OpenAlexaff
Liu Jun-li

Bibliographic record

VenueXi'an Jiaotong Daxue xuebao · 2009
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicAnimal Genetics and Reproduction
Canadian institutionsMcGill University Health Centre
Fundersnot available
KeywordsMolecular biologyTransfectionComplementary DNAViability assayWestern blotCell cultureBiologyCellExpression vectorMTT assayGeneBiochemistryRecombinant DNAGenetics
DOInot available

Abstract

fetched live from OpenAlex

Objective To create a MIN6 cell line overexpressing murine Reg3α cDNA and to investigate its cell viability character under low glucose concentrations.Methods The full-length murine Reg3α cDNA was inserted into the plasmid pcDNA3.1(-).Then MIN6 cells were transfected with the Reg3α-pcDNA3.1 and pcDNA3.1 vector alone to establish Reg3α-overexpression and empty vector MIN6 cell line.Reg3α protein in the low glucose concentration cell medium was detected by Western blot.Cell viability was evaluated by an MTT reduction conversion assay.Results Three Reg3α-overexpression MIN6 cells were confirmed by real-time PCR and Western blot.Reg3α expression was barely detectable in the cells transfected with the empty vector alone.In contrast,the levels of Reg3α mRNA and protein in three pcDNA-Reg3α-transfected clones were increased by an average 10-and 6-fold,respectively.Western blot also revealed Reg3α protein release into the culture medium.In MTT cell proliferation assay,compared to vector-transfection alone,three clones of Reg3α-overexpression MIN6 cells exhibited 2-fold increases in cell number over 7 days when cultured in the presence of 10 mL/L fetal bovine serum and 5.5 mmol/L glucose.Conclusion The Reg3α-overexpression MIN6 cells have been established.Reg3α protein was detectable in culture medium,supporting an endocrine action,and Reg3α overexpression promoted islet cell growth.

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: Empirical · Consensus signal: Empirical
Teacher disagreement score0.003
Threshold uncertainty score0.010

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0030.002

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 head0.005
GPT teacher head0.223
Teacher spread0.218 · 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
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

Citations0
Published2009
Admission routes1
Has abstractyes

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