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Record W2479604015 · doi:10.1021/bk-2000-0756.ch003

Lipids in Flavor Formation

2000· book-chapter· en· W2479604015 on OpenAlexaff
Fereidoon Shahidi

Bibliographic record

VenueACS symposium series · 2000
Typebook-chapter
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicLipid metabolism and biosynthesis
Canadian institutionsMemorial University of Newfoundland
Fundersnot available
KeywordsFlavorChemistryFood science

Abstract

fetched live from OpenAlex

Lipids not only serve as a source of condensed energy, they also provide essential fatty acids as well as mouthfeel and other attributes to food. Flavor effect of lipids is related to the interaction of food components with one another as well as lipid breakdown products via their participation in Maillard reaction under high temperature conditions experienced during processing. These reactions occur during frying, grilling and other modes of heat processing of foods. In addition, lipids may contribute to the flavor of fresh foods via lipoxygenase-assisted oxidation. Lipoxygenases are present in plants such as soybean and in fish gills, among others; their interaction with cis,cis-1,4-pentadiene moieties of lipids leads to the formation of stereospecific products. Furthermore, breakdown of lipids under thermal or photooxidative conditions produces an array of products, all of which are odor-active and may contribute to off-flavor development in both raw and processed foods. In particular, aldehydes and other carbonyl compounds serve as indicators of flavor deterioration of many foods. In addition, lipolytic reactions provide another route by which flavor reversion of food lipids may occur, such as those in butter and dairy products.

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 categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.713
Threshold uncertainty score1.000

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 integrity0.0010.000
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 head0.007
GPT teacher head0.197
Teacher spread0.190 · 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.

Study designBench or experimental
Domainnot available
GenreOther

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

Citations26
Published2000
Admission routes1
Has abstractyes

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