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Estrogen‐induced interaction between KLF5 and estrogen receptor (ER) suppresses the function of ER in ER‐positive breast cancer cells

Overview of attention for article published in International Journal of Cancer, August 2009
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Title
Estrogen‐induced interaction between KLF5 and estrogen receptor (ER) suppresses the function of ER in ER‐positive breast cancer cells
Published in
International Journal of Cancer, August 2009
DOI 10.1002/ijc.24696
Pubmed ID
Authors

Peng Guo, Xue‐Yuan Dong, Ke‐Wen Zhao, Xiaodong Sun, Qunna Li, Jin‐Tang Dong

Abstract

A number of previous studies investigated the in vitro effects of resveratrol on malignant human breast epithelial cell replication. The aim of the present study was to evaluate the activity of resveratrol on human metastatic breast cancer cells. The study was performed on the MCF-7 tumor cell line. Cell growth, cell cycle perturbation and apoptosis were evaluated by trypan blue dye exclusion assay, flow cytometric analysis and confocal fluorescence microscopy. TRAP assay and Western blot analysis respectively detected levels of telomerase activity and levels of hTERT in intracellular compartments of MCF-7 cells treated with resveratrol. Resveratrol has a direct inhibitory effect on cell proliferation. The results demonstrate that the drug induces apoptosis in MCF-7 cells, in a time- and concentration-related manner. Our results also show that the growth-inhibitory effect of resveratrol on malignant cells is mainly due to its ability to induce S-phase arrest and apoptosis in association with reduced levels of telomerase activity. In particular, TRAP assay and Western blot analysis respectively showed that resveratrol treatment down-regulates the telomerase activity of target cells and the nuclear levels of hTERT, the reverse transcriptase subunit of the telomerase complex. In our experimental model of breast cancer, resveratrol shows direct antiproliferative and pro-apoptotic effects. Studies on telomerase function and intracellular hTERT distribution point out that this agent is endowed with additional suppressive functions on critical tumor biological properties. These results speak in favor of a potential role of resveratrol in chemoprevention/chemotherapy of breast cancer.

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X Demographics

The data shown below were collected from the profiles of 3 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 19 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 5%
United States 1 5%
Unknown 17 89%

Demographic breakdown

Readers by professional status Count As %
Researcher 6 32%
Student > Ph. D. Student 4 21%
Professor > Associate Professor 3 16%
Student > Master 1 5%
Other 1 5%
Other 2 11%
Unknown 2 11%
Readers by discipline Count As %
Agricultural and Biological Sciences 8 42%
Medicine and Dentistry 5 26%
Biochemistry, Genetics and Molecular Biology 2 11%
Social Sciences 1 5%
Unknown 3 16%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 04 November 2018.
All research outputs
#15,238,191
of 24,627,841 outputs
Outputs from International Journal of Cancer
#9,596
of 12,093 outputs
Outputs of similar age
#97,914
of 116,940 outputs
Outputs of similar age from International Journal of Cancer
#92
of 103 outputs
Altmetric has tracked 24,627,841 research outputs across all sources so far. This one is in the 37th percentile – i.e., 37% of other outputs scored the same or lower than it.
So far Altmetric has tracked 12,093 research outputs from this source. They typically receive more attention than average, with a mean Attention Score of 8.8. This one is in the 19th percentile – i.e., 19% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 116,940 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 16th percentile – i.e., 16% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 103 others from the same source and published within six weeks on either side of this one. This one is in the 12th percentile – i.e., 12% of its contemporaries scored the same or lower than it.