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Carcinogenic Potential of E-cigarettes: Vapor Profile and Cellular Effects

2022· article· en· W4224253893 on OpenAlexaff
Amy Hutchinson, Marwan ElBagoury

Bibliographic record

VenueJournal of Pharmaceutical Research International · 2022
Typearticle
Languageen
FieldEnvironmental Science
TopicIndoor Air Quality and Microbial Exposure
Canadian institutionsMcMaster University
Fundersnot available
KeywordsElectronic cigaretteAcetaldehydeAcroleinCarcinogenInhalationNicotineToxicologyMedicineEnvironmental healthChemistryBioinformaticsPharmacologyBiologyPathologyInternal medicinePsychiatryBiochemistry

Abstract

fetched live from OpenAlex

E-cigarettes are devices that vaporize a liquid made of polyglycerol, glycol, flavorings, and nicotine, for inhalation. Initially created for smoking cessation, the health risks of these devices are still not clear. This literature review compiles data on the chemical profile of e-vapor and cell exposure studies to formulate conclusions regarding cancer risk and provide suggestions for future research. The reviewed studies identified a large range of potentially harmful compounds, namely formaldehyde, acrolein, and acetaldehyde, which were found in all studies. Metabolites of these compounds were then identified in exposed patients, showing bodily absorption. In vitro studies found evidence for cellular damage, including DNA mutations, reduced cell viability, and differentiated protein expression which may increase user’s cancer risk. Though the evidence is inconclusive given the heterogeneity of the field. Future studies should focus on the human effects of vaping, testing bronchial brushings and lavage fluid from users to determine the in vivo effects of exposure. Closely monitoring e-cigarette users for early warning signs of cancer would also help us understand future risk and answer questions about the safety of these devices.

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)0.003
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesInsufficient payload (model declined to judge)
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 score0.144
Threshold uncertainty score0.992

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0030.000
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 science0.0000.001
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0090.000

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 head0.043
GPT teacher head0.370
Teacher spread0.327 · 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
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
Published2022
Admission routes1
Has abstractyes

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