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Record W4243614620 · doi:10.32920/ryerson.14654982.v1

Enzyme-linked immunosorbent assay (ELISA) for the screening of dioxins in fish samples

2021· preprint· en· W4243614620 on OpenAlexaff
Elaine Yu-Lan Chen

Bibliographic record

Venuenot available
Typepreprint
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicIdentification and Quantification in Food
Canadian institutionsToronto Metropolitan UniversityUniversity of Toronto
Fundersnot available
KeywordsChemistryChromatographyFish <Actinopterygii>Silica gelSample preparationGas chromatographyContaminationGel permeation chromatographyEnvironmental chemistryFisheryOrganic chemistryBiologyEcology

Abstract

fetched live from OpenAlex

Dioxins are environmental contaminants that are toxic to humans. The conventional analytical method for dioxins, gas chromatography - high resolution mass spectrometry, is extremely time-consuming and expensive. Research is needed to find alternative methods that will increase sample throughput while decreasing time and costs associated with dioxin detection. Dioxins readily accumulate in fish tissue and fish are a common food source for humans. Thus, the goal of this research was to develop a screening technique for dioxins in fish samples using enzyme-linked immunosorbent assay (ELISA). Three approaches, each with a different fish sample purification method but all using ELISA detection, were undertaken. This research concluded that the approach of Florisil cleanup followed by ELISA detection (Florisil-ELISA) was suitable as a screening technique. The other two approaches, one using gel permeation chromatography (GPC-ELISA) and the other using acid silica and carbon columns (acid silica/carbon-ELISA) for fish sample cleanup, were not suitable.

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)0.003
metaresearch head score (Gemma)0.002
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: Methods
Teacher disagreement score0.003
Threshold uncertainty score0.016

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0030.002
Meta-epidemiology (narrow)0.0020.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0030.002
Science and technology studies0.0010.000
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0030.006

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 head0.065
GPT teacher head0.313
Teacher spread0.248 · 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
Published2021
Admission routes1
Has abstractyes

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Same topicIdentification and Quantification in FoodFrench-language works237,207