Evidence map›Paper›PMID 22476901›Full record

ArticleMolecular and cellular biochemistry2012

The enhanced antiproliferative response to combined treatment of trichostatin A with raloxifene in MCF-7 breast cancer cells and its relevance to estrogen receptor β expression.

Zhenzhen Tu, Hui Li, Yuxiang Ma, Bin Tang, Junmei Tian, Walter Akers, Samuel Achilefu, Yueqing Gu

Abstract read
PubMed Publisher
In one paragraph

Article in Molecular and cellular biochemistry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

14 citing papers in PubMed, 27 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

8 authors at 2 institutions in 2 countries.

Zhenzhen TuDepartment of Biomedical Engineering, School of Life Science and Technology, China Pharmaceutical University, Nanjing 210009, People's Republic of China.
Hui Li
Yuxiang Ma
Bin Tang
Junmei Tian
Walter Akers
Samuel Achilefu
Yueqing Gu
China Pharmaceutical University · CNWashington University in St. Louis · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Antiestrogen is one type of the endocrine therapeutic agents for estrogen receptor α (ERα)-positive breast cancer. Unfortunately, this treatment alone is insufficient. Here we reported a novel potential anticancer strategy by using histone deacetylase (HDAC) inhibitor to enhance the action of endocrine therapy in ERα-positive breast cancer cell. The well-described HDAC inhibitor, trichostatin A (TSA), and antiestrogen raloxifene were found to, respectively, inhibit E2-induced proliferation of MCF-7 breast cancer cell in a dose-responsive and time-dependent manner. TSA and raloxifene enhanced the antiproliferative activity of each other by promoting cell death via apoptosis and cell cycle arrest. Thus, they displayed better antiproliferative effects in combined treatment than that with either agent alone. The expression level of estrogen receptor β (ERβ) showed a marked increase after TSA or/and raloxifene treatment. Treatments with TSA or/and raloxifene resulting in the up-regulation of ERβ are in accordance with the antiproliferative effects of the two agents. Furthermore, the over-expression of ERβ by adenovirus delivery could inhibit the proliferation of MCF-7 tumor cells and drastically enhanced the antiproliferative effects of TSA and raloxifene. These results demonstrated that the interference of ERβ on the antiproliferative effects of HDAC inhibitor and antiestrogen constitutes a promising approach for breast cancer treatment.

Indexed as

Antineoplastic AgentsApoptosisBreast NeoplasmsCDC2 Protein KinaseCell Line, TumorCell ProliferationCyclin BCyclin-Dependent KinasesDose-Response Relationship, DrugDrug SynergismEstradiolEstrogen Receptor alphaEstrogen Receptor betaFemaleG1 Phase Cell Cycle CheckpointsGene Expression Regulation, NeoplasticAntineoplastic AgentsCDC2 Protein KinaseCDK1 protein, humanCyclin BCyclin-Dependent KinasesESR1 protein, humanEstradiolEstrogen Receptor alphaEstrogen Receptor betaHydroxamic AcidsRaloxifene HydrochlorideReceptors, ProgesteroneTFF1 protein, humanTrefoil Factor-1trichostatin ATumor Suppressor Proteins

Identifiers

PMID22476901
OpenAlexW2033325409

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.