Evidence map›Paper›PMID 25419901›Full record

ArticlePloS one2014

Elevated expression of AKR1C3 increases resistance of cancer cells to ionizing radiation via modulation of oxidative stress.

Wei Xiong, Jing Zhao, Hongliang Yu, Xiaoying Li, Shaoqian Sun, Yi Li, Qing Xia, Chuanling Zhang, Qiuchen He, Xianshu Gao and 2 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. 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
0.8field-weighted citation impact, top 32% 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, 46 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

12 authors at 3 institutions in 1 country.

Wei XiongThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; The 1st Affiliated Hospital, Peking University, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China; Tangshan People's Hospital, Hebei, China.
Jing ZhaoThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; The 1st Affiliated Hospital, Peking University, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China; Peking Union Medical College Hospital, Beijing, China.
Hongliang YuThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; The 1st Affiliated Hospital, Peking University, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Xiaoying LiThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; The 1st Affiliated Hospital, Peking University, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Shaoqian SunThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; The 1st Affiliated Hospital, Peking University, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Yi LiThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Qing XiaThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Chuanling ZhangThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Qiuchen HeThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Xianshu GaoThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; The 1st Affiliated Hospital, Peking University, Beijing, China.
Lihe ZhangThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
Demin ZhouThe State Key Laboratory of Natural and Biomimetic Drugs, Beijing, China; School of Pharmaceutical Sciences, Peking University, Beijing, China.
State Key Laboratory of Natural and Biomimetic DrugsNational Medical Products Administration · CNPeking University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

With the aim to elucidate the etiology of radioresistance, we explored the genetic alterations in non-radioresistant vs. resistant esophageal cancer cells acquired by long-term fractionated radiation. We found AKR1C3, an aldo-keto reductase expressed seldom in most human tissues, expressed higher in radioresistance-acquired cells. Suppression of AKR1C3 via RNAi or its chemical inhibitors restored the sensitivity of the acquired tumor cells and xenograft BALB/c nude mice to ionizing radiation (IR). Cellular monitoring of the oxidative stress in the AKR1C3-elevated cells indicated that IR-induced ROS accumulation and the concomitant DNA damage was significantly alleviated, and such protective consequence disappeared upon AKR1C3 knockdown. These findings uncover the potential involvement of AKR1C3 in removal of cellular ROS and explain, at least partially, the acquired radioresistance by AKR1C3 overexpression. A retrospective analysis of esophageal carcinomas also indicated a significant expression of AKR1C3 in radio-resistant but not radio-sensitive surgical samples. Our study may provide a potential biomarker for predicting prognosis of radiotherapy and even direct a targeted therapy for esophageal cancer and other tumors.

Indexed as

Radiation, Ionizing3-Hydroxysteroid DehydrogenasesAgedAldo-Keto Reductase Family 1 Member C3AnimalsBlotting, WesternCell Line, TumorCell ProliferationEsophageal NeoplasmsFemaleGene Expression Regulation, NeoplasticHumansHydroxyprostaglandin DehydrogenasesImmunohistochemistryMaleMice, Inbred BALB C3-Hydroxysteroid DehydrogenasesAKR1C3 protein, humanAldo-Keto Reductase Family 1 Member C3Hydroxyprostaglandin Dehydrogenases

Identifiers

PMID25419901
PMCPMC4242615
OpenAlexW2016230925

What OpenQuestion holds

Textmetadata
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 OpenQuestion graph.