Evidence map›Paper›PMID 27086921›Full record

ArticleOncotarget2016

The Mbd4 DNA glycosylase protects mice from inflammation-driven colon cancer and tissue injury.

Amy Marie Yu, Jennifer A Calvo, Suresh Muthupalani, Leona D Samson

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.7field-weighted citation impact, top 26% 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

10 citing papers in PubMed, 14 citations in OpenAlex.

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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

4 authors at 1 institution in 1 country.

Amy Marie YuBiological Engineering Department, Massachusetts Institute of Technology, Cambridge, 02139, Massachusetts, USA.
Jennifer A CalvoBiological Engineering Department, Massachusetts Institute of Technology, Cambridge, 02139, Massachusetts, USA.
Suresh MuthupalaniDepartment of Comparative Medicine, Massachusetts Institute of Technology, Cambridge, 02139, Massachusetts, USA.
Leona D SamsonBiological Engineering Department, Massachusetts Institute of Technology, Cambridge, 02139, Massachusetts, USA.
Massachusetts Institute of Technology · US

Funding

VIRUS PRODUCTION COREP30CA014051 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI Jacqueline A. Lees · 1985 to 2026
$93.9M
Translational Research Support CoreP30ES000002 · NIEHS · HARVARD UNIVERSITY (SCH OF PUBLIC HLTH) · PI JAIME ELIZABETH HART · 1985 to 2026
$44.6M
TOXICOLOGY CORE UNITP30ES002109 · NIEHS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI NILES, JACQUIN C · 1985 to 2020
$25.6M
TRAINING GRANTS IN ENVIROMENTAL TOXICOLOGYT32ES007020 · NIEHS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI ESSIGMANN, JOHN M · 1985 to 2024
$13.1M
IN VIVO ROLE OF DNA ALKYLATION REPAIRR01CA075576 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI SAMSON, LEONA D. · 1997 to 2011
$4.9M
EUKARYTIC DNA ALKYLATION REPAIRR01CA055042 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI SAMSON, LEONA D. · 1991 to 2010
$4.8M
Eukaryotic DNA Alkylation RepairR01ES022872 · NIEHS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI SAMSON, LEONA D. · 2013 to 2017
$1.7M
The influence of DNA repair on inflammation associated carcinogenesisR01CA149261 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI SAMSON, LEONA D. · 2010 to 2014
$1.7M
NCI NIH HHS P30 CA014051NCI NIH HHS R01 CA055042NCI NIH HHS R01 CA075576NCI NIH HHS R01 CA149261NIEHS NIH HHS P30 ES000002NIEHS NIH HHS P30 ES002109NIEHS NIH HHS R01 ES022872NIEHS NIH HHS T32 ES007020NIEHS NIH HHS Y02 ES007020
6 · The paper itself

Abstract

Much of the global cancer burden is associated with longstanding inflammation accompanied by release of DNA-damaging reactive oxygen and nitrogen species. Here, we report that the Mbd4 DNA glycosylase is protective in the azoxymethane/dextran sodium sulfate (AOM/DSS) mouse model of inflammation-driven colon cancer. Mbd4 excises T and U from T:G and U:G mismatches caused by deamination of 5-methylcytosine and cytosine. Since the rate of deamination is higher in inflamed tissues, we investigated the role of Mbd4 in inflammation-driven tumorigenesis. In the AOM/DSS assay, Mbd4-/- mice displayed more severe clinical symptoms, decreased survival, and a greater tumor burden than wild-type (WT) controls. The increased tumor burden in Mbd4-/- mice did not arise from impairment of AOM-induced apoptosis in the intestinal crypt. Histopathological analysis indicated that the colonic epithelium of Mbd4-/- mice is more vulnerable than WT to DSS-induced tissue damage. We investigated the role of the Mbd4-/- immune system in AOM/DSS-mediated carcinogenesis by repeating the assay on WT and Mbd4-/- mice transplanted with WT bone marrow. Mbd4-/- mice with WT bone marrow behaved similarly to Mbd4-/- mice. Together, our results indicate that the colonic epithelium of Mbd4-/- mice is more vulnerable to DSS-induced injury, which exacerbates inflammation-driven tissue injury and cancer.

Indexed as

AnimalsApoptosisAzoxymethaneColonColonic NeoplasmsDextran SulfateDNA GlycosylasesEndodeoxyribonucleasesHumansInflammationIntestinal MucosaKaplan-Meier EstimateMice, KnockoutTumor BurdenAzoxymethaneDextran SulfateDNA GlycosylasesEndodeoxyribonucleasesMbd4 protein, mouseAOM/DSScolon cancerinflammationMbd4ulcerative colitis

Identifiers

PMID27086921
PMCPMC5053750
OpenAlexW2335865977

What Socratic holds

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LicenceCC BY
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 Socratic graph.