Journal article
Adrenergic Stimulation of DUSP1 Impairs Chemotherapy Response in Ovarian Cancer
Clinical cancer research, Vol.22(7), pp.1713-1724
04/01/2016
DOI: 10.1158/1078-0432.ccr-15-1275
PMCID: PMC4818718
PMID: 26581245
Abstract
Chronic adrenergic activation has been shown to associate with adverse clinical outcomes in cancer patients, but the underlying mechanisms are not well understood. The focus of the current study was to determine the functional and biologic effects of adrenergic pathways on response to chemotherapy in the context of ovarian cancer.
Increased DUSP1 production by sympathetic nervous system mediators (e.g., norepinephrine) was analyzed by real-time quantitative RT-PCR and by Western blotting. In vitro chemotherapy-induced cell apoptosis was examined by flow cytometry. For in vivo therapy, a well-characterized model of chronic stress was used.
Catecholamines significantly inhibited paclitaxel- and cisplatin-induced apoptosis in ovarian cancer cells. Genomic analyses of cells treated with norepinephrine identified DUSP1 as a potential mediator. DUSP1 overexpression resulted in reduced paclitaxel-induced apoptosis in ovarian cancer cells compared with control; conversely, DUSP1 gene silencing resulted in increased apoptosis compared with control cells. DUSP1 gene silencing in vivo significantly enhanced response to paclitaxel and increased apoptosis. In vitro analyses indicated that norepinephrine-induced DUSP1 gene expression was mediated through ADRB2 activation of cAMP-PLC-PKC-CREB signaling, which inhibits JNK-mediated phosphorylation of c-Jun and protects ovarian cancer cells from apoptosis. Moreover, analysis of The Cancer Genome Atlas data showed that increased DUSP1 expression was associated with decreased overall (P= 0.049) and progression-free (P= 0.0005) survival.
These findings provide a new understanding of the mechanisms by which adrenergic pathways can impair response to chemotherapy and have implications for cancer management.
Details
- Title: Subtitle
- Adrenergic Stimulation of DUSP1 Impairs Chemotherapy Response in Ovarian Cancer
- Creators
- Yu Kang - Shanghai Key Laboratory of Female Reproductive Endocrine-Related Diseases, Obstetrics and Gynecology Hospital of Fudan University, Shanghai, P.R. China. Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasArchana S Nagaraja - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasGuillermo N Armaiz-Pena - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasPiotr L Dorniak - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasWei Hu - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasRajesha Rupaimoole - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasTao Liu - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasKshipra M Gharpure - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasRebecca A Previs - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasJean M Hansen - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, TexasCristian Rodriguez-Aguayo - Center for RNAi and Non-Coding RNA, The University of Texas MD Anderson Cancer Center, Houston, Texas. Department of Experimental Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, TexasCristina Ivan - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas. Center for RNAi and Non-Coding RNA, The University of Texas MD Anderson Cancer Center, Houston, TexasPrahlad Ram - Systems Biology, The University of Texas MD Anderson Cancer Center, Houston, TexasVasudha Sehgal - Systems Biology, The University of Texas MD Anderson Cancer Center, Houston, TexasGabriel Lopez-Berestein - Center for RNAi and Non-Coding RNA, The University of Texas MD Anderson Cancer Center, Houston, Texas. Department of Experimental Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, TexasSusan K Lutgendorf - Departments of Psychology, Obstetrics and Gynecology, and Urology and Holden Comprehensive Cancer Center, University of Iowa, Iowa City, IowaSteven W Cole - Department of Medicine and Jonsson Comprehensive Cancer Center, University of California, Los Angeles School of Medicine, UCLA Molecular Biology Institute, and Norman Cousins Center, Los Angeles, CaliforniaAnil K Sood - Department of Gynecologic Oncology and Reproductive Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas. Center for RNAi and Non-Coding RNA, The University of Texas MD Anderson Cancer Center, Houston, Texas. Cancer Biology, The University of Texas MD Anderson Cancer Center, Houston, Texas. asood@mdanderson.org
- Resource Type
- Journal article
- Publication Details
- Clinical cancer research, Vol.22(7), pp.1713-1724
- DOI
- 10.1158/1078-0432.ccr-15-1275
- PMID
- 26581245
- PMCID
- PMC4818718
- NLM abbreviation
- Clin Cancer Res
- ISSN
- 1078-0432
- eISSN
- 1557-3265
- Publisher
- United States
- Grant note
- T32 CA101642 / NCI NIH HHS CA104825 / NCI NIH HHS R01 CA104825 / NCI NIH HHS R01 CA177909 / NCI NIH HHS P50 CA098258 / NCI NIH HHS R01 CA109298 / NCI NIH HHS CA098258 / NCI NIH HHS CA 109298 / NCI NIH HHS P30 CA086862 / NCI NIH HHS R01 CA140933 / NCI NIH HHS CA140933 / NCI NIH HHS P30 CA016672 / NCI NIH HHS P50 CA083639 / NCI NIH HHS R01 CA193249 / NCI NIH HHS
- Language
- English
- Date published
- 04/01/2016
- Academic Unit
- Psychological and Brain Sciences; Iowa Neuroscience Institute; Obstetrics and Gynecology; Urology
- Record Identifier
- 9984002444602771
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