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Decatenation checkpoint‐defective melanomas are dependent on PI3K for survival

Overview of attention for article published in Pigment Cell & Melanoma Research, June 2014
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  • Above-average Attention Score compared to outputs of the same age and source (53rd percentile)

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Title
Decatenation checkpoint‐defective melanomas are dependent on PI3K for survival
Published in
Pigment Cell & Melanoma Research, June 2014
DOI 10.1111/pcmr.12268
Pubmed ID
Authors

Kelly Brooks, Max Ranall, Loredana Spoerri, Alex Stevenson, Gency Gunasingh, Sandra Pavey, Fred Meunier, Thomas J. Gonda, Brian Gabrielli

Abstract

Melanoma cell lines are commonly defective for the G2-phase cell cycle checkpoint that responds to incomplete catenation of the replicated chromosomes. Here, we demonstrate that melanomas defective for this checkpoint response are less sensitive to genotoxic stress, suggesting that the defective cell lines compensated for the checkpoint loss by increasing their ability to cope with DNA damage. We performed an siRNA kinome screen to identify kinases responsible and identified PI3K pathway components. Checkpoint-defective cell lines were three-fold more sensitive to small molecule inhibitors of PI3K. The PI3K inhibitor PF-05212384 promoted apoptosis in the checkpoint-defective lines, and the increased sensitivity to PI3K inhibition correlated with increased levels of activated Akt. This work demonstrates that increased PI3K pathway activation is a necessary adaption for the continued viability of melanomas with a defective decatenation checkpoint.

X Demographics

X Demographics

The data shown below were collected from the profiles of 2 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 9 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 9 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 3 33%
Student > Ph. D. Student 2 22%
Student > Bachelor 1 11%
Other 1 11%
Student > Doctoral Student 1 11%
Other 1 11%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 3 33%
Agricultural and Biological Sciences 3 33%
Immunology and Microbiology 1 11%
Engineering 1 11%
Unknown 1 11%
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 18 May 2016.
All research outputs
#16,091,394
of 24,484,013 outputs
Outputs from Pigment Cell & Melanoma Research
#479
of 932 outputs
Outputs of similar age
#132,391
of 233,081 outputs
Outputs of similar age from Pigment Cell & Melanoma Research
#12
of 28 outputs
Altmetric has tracked 24,484,013 research outputs across all sources so far. This one is in the 32nd percentile – i.e., 32% of other outputs scored the same or lower than it.
So far Altmetric has tracked 932 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.7. This one is in the 43rd percentile – i.e., 43% 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 233,081 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 40th percentile – i.e., 40% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 28 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 53% of its contemporaries.