Abstract:
:Long noncoding RNAs (lncRNAs) significantly influence the development and regulation of genome expression in cells. Here, we demonstrate the role of lncRNA ceruloplasmin (NRCP) in cancer metabolism and elucidate functional effects leading to increased tumor progression. NRCP was highly upregulated in ovarian tumors, and knockdown of NRCP resulted in significantly increased apoptosis, decreased cell proliferation, and decreased glycolysis compared with control cancer cells. In an orthotopic mouse model of ovarian cancer, siNRCP delivered via a liposomal carrier significantly reduced tumor growth compared with control treatment. We identified NRCP as an intermediate binding partner between STAT1 and RNA polymerase II, leading to increased expression of downstream target genes such as glucose-6-phosphate isomerase. Collectively, we report a previously unrecognized role of the lncRNA NRCP in modulating cancer metabolism. As demonstrated, DOPC nanoparticle-incorporated siRNA-mediated silencing of this lncRNA in vivo provides therapeutic avenue toward modulating lncRNAs in cancer.
journal_name
Cell Repjournal_title
Cell reportsauthors
Rupaimoole R,Lee J,Haemmerle M,Ling H,Previs RA,Pradeep S,Wu SY,Ivan C,Ferracin M,Dennison JB,Millward NMZ,Nagaraja AS,Gharpure KM,McGuire M,Sam N,Armaiz-Pena GN,Sadaoui NC,Rodriguez-Aguayo C,Calin GA,Drapkin RI,Kdoi
10.1016/j.celrep.2015.11.047subject
Has Abstractpub_date
2015-12-22 00:00:00pages
2395-2402issue
11issn
2211-1247pii
S2211-1247(15)01362-5journal_volume
13pub_type
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