Evidence map›Paper›PMID 26984759›Full record

ArticleCancer research2016

Measurement of Endogenous versus Exogenous Formaldehyde-Induced DNA-Protein Crosslinks in Animal Tissues by Stable Isotope Labeling and Ultrasensitive Mass Spectrometry.

Yongquan Lai, Rui Yu, Hadley J Hartwell, Benjamin C Moeller, Wanda M Bodnar, James A Swenberg

Open access · bronzeAbstract read
In one paragraph

Article in Cancer research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
3.5field-weighted citation impact, top 7% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 83 citations in OpenAlex.

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  7. A Novel Adductomics Workflow IncorporatingEnvironmental science & technology · 2024
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  15. Formaldehyde exposure and leukemia risk: a comprehensive review and network-based toxicogenomic approach.Genes and environment : the official journal of the Japanese Environmental Mutagen Society · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Yongquan LaiDepartment of Environmental Sciences and Engineering, Gillings School of Global Public Health, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
Rui YuDepartment of Environmental Sciences and Engineering, Gillings School of Global Public Health, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
Hadley J HartwellDepartment of Environmental Sciences and Engineering, Gillings School of Global Public Health, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
Benjamin C MoellerLovelace Respiratory Research Institute, Albuquerque, New Mexico.
Wanda M BodnarDepartment of Environmental Sciences and Engineering, Gillings School of Global Public Health, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
James A SwenbergDepartment of Environmental Sciences and Engineering, Gillings School of Global Public Health, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina. jswenber@email.unc.edu.
Lovelace Respiratory Research Institute · US

Funding

STOCHASTIC ANALYSIS OF FLOW AND TRANSPORT PHENOMENAP42ES005948 · NIEHS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI FRY, REBECCA · 1992 to 2017
$45.4M
UNC-CH CENTER FOR ENVIRONMENTAL HEALTH &SUSCEPTIBILITYP30ES010126 · NIEHS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Stephanie Engel · 2001 to 2026
$36.3M
NIEHS NIH HHS P30 ES010126NIEHS NIH HHS P42 ES005948
6 · The paper itself

Abstract

DNA-protein crosslinks (DPC) arise from a wide range of endogenous and exogenous chemicals, such as chemotherapeutic drugs and formaldehyde. Importantly, recent identification of aldehydes as endogenous genotoxins in Fanconi anemia has provided new insight into disease causation. Because of their bulky nature, DPCs pose severe threats to genome stability, but previous methods to measure formaldehyde-induced DPCs were incapable of discriminating between endogenous and exogenous sources of chemical. In this study, we developed methods that provide accurate and distinct measurements of both exogenous and endogenous DPCs in a structurally specific manner. We exposed experimental animals to stable isotope-labeled formaldehyde ([(13)CD2]-formaldehyde) by inhalation and performed ultrasensitive mass spectrometry to measure endogenous (unlabeled) and exogenous ((13)CD2-labeled) DPCs. We found that exogenous DPCs readily accumulated in nasal respiratory tissues but were absent in tissues distant to the site of contact. This observation, together with the finding that endogenous formaldehyde-induced DPCs were present in all tissues examined, suggests that endogenous DPCs may be responsible for increased risks of bone marrow toxicity and leukemia. Furthermore, the slow rate of DPC repair provided evidence for the persistence of DPCs. In conclusion, our method for measuring endogenous and exogenous DPCs presents a new perspective for the potential health risks inflicted by endogenous formaldehyde and may inform improved disease prevention and treatment strategies. Cancer Res; 76(9); 2652-61. ©2016 AACR.

Indexed as

DNA DamageAnimalsCross-Linking ReagentsFormaldehydeIsotope LabelingMass SpectrometryRatsCross-Linking ReagentsFormaldehyde

Identifiers

PMID26984759
PMCPMC4879886
OpenAlexW2297303513

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.