Evidence map›Paper›PMID 27082496›Full record

ArticleCancer biology & therapy2016

HIF-1α inhibition by 2-methoxyestradiol induces cell death via activation of the mitochondrial apoptotic pathway in acute myeloid leukemia.

Nana Zhe, Shuya Chen, Zhen Zhou, Ping Liu, Xiaojing Lin, Meisheng Yu, Bingqing Cheng, Yaming Zhang, Jishi Wang

Open access · bronzeAbstract read
In one paragraph

Article in Cancer biology & therapy, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
2.7field-weighted citation impact, top 9% 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 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

9 authors at 2 institutions in 1 country.

Nana Zhea Guizhou Medical University , Guiyang, Guizhou , China.
Shuya Chena Guizhou Medical University , Guiyang, Guizhou , China.
Zhen Zhoua Guizhou Medical University , Guiyang, Guizhou , China.
Ping Liua Guizhou Medical University , Guiyang, Guizhou , China.
Xiaojing Lina Guizhou Medical University , Guiyang, Guizhou , China.
Meisheng Yua Guizhou Medical University , Guiyang, Guizhou , China.
Bingqing Chenga Guizhou Medical University , Guiyang, Guizhou , China.
Yaming Zhangd Guizhou Province Laboratory of Haematopoietic Stem Cell Transplantation Center , Guiyang , Guizhou , China.
Jishi Wangd Guizhou Province Laboratory of Haematopoietic Stem Cell Transplantation Center , Guiyang , Guizhou , China.
Guiyang Medical University · CNAffiliated Hospital of Guizhou Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The bone marrow microenvironment plays an important role in the development and progression of AML. Leukemia stem cells are in a hypoxic condition, which induces the expression of HIF-1α. Aberrant activation of HIF-1α is implicated in the poor prognosis of patients with acute myeloid leukemia (AML). Herein, we investigated the expression of HIF-1α in AML and tested 2-methoxyestradiol (2ME2) as a candidate HIF-1α inhibitor for the treatment of AML. We found that HIF-1α was overexpressed in AML. HIF-1α suppression by 2ME2 significantly induced apoptosis of AML cells, and it outperformed traditional chemotherapy drugs such as cytarabine. At the same time, 2ME2 downregulated the transcriptional levels of VEGF, GLUT1 and HO-1 in cellular assays. Additionally, 2ME2 displayed antileukemia activity in bone marrow blasts from AML patients, but showed little effect on normal cells. 2ME2-induced activation of mitochondrial apoptotic pathway is mediated by reactive oxygen species (ROS), which decreased the slight effect of drug on normal cells. Our data show that supression of HIF-1α expression significantly reduced the survival of AML cell lines, suggesting that 2ME2 may represent a powerful therapeutic approach for patients with AML.

Indexed as

2-MethoxyestradiolAdolescentAdultAgedApoptosisCell DeathCell Line, TumorDown-RegulationEstradiolFemaleHumansHypoxia-Inducible Factor 1, alpha SubunitLeukemia, Myeloid, AcuteMaleMiddle AgedMitochondria2-MethoxyestradiolEstradiolHypoxia-Inducible Factor 1, alpha Subunit2-methoxyestradiaolacute myeloid leukemiahypoxiaHypoxia-inducible factor 1α

Identifiers

PMID27082496
PMCPMC4990406
OpenAlexW2342101388

What OpenQuestion holds

Textmetadata
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.