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   LncRNA Name CCAT1
   Synonyms CCAT1, CARLo-5, onco-lncRNA-40
   Region GRCh38_8:127207382-127219268    Sequence
   Ensembl ENSG00000247844
   RefSeq NR_108049
   Circulating
   Drug-resisitant
   Prognostic
   MiRNA
   Variant
   TF
   Methylation
   Cancer Name ovarian cancer
   ICD-0-3 C56.9  
   Methods qPCR, Western blot, Luciferase reporter assay etc.
   Sample EOC tissue, cell lines (HO8910, HO8910PM, OVCAR3, SKOV3)
   Expression Pattern up-regulated
   Function Description

CCAT1 was an independent prognostic indicator. While CCAT1 downregulation inhibited EOC cell epithelial-mesenchymal transition(EMT), migration and invasion, CCAT1 upregulation promoted EOC cell EMT, migration and invasion. We further identified and confirmed that miR-152 and miR-130b were the targets of CCAT1, and CCAT1 functioned by targeting miR-152 and miR-130b. Subsequently, ADAM17 and WNT1, and STAT3 and ZEB1 were confirmed to be the targets of miR-152 and miR-130b, respectively, and could be regulated by CCAT1 in EOC cells. Knockdown of anyone of these four proteins inhibited EOC cell EMT, migration and invasion. Taken together, our study first revealed a critical role of CCAT1-miR-152/miR-130b-ADAM17/WNT1/STAT3/ZEB1 regulatory network in EOC cell metastasis. These findings provide great insights into EOC initiation and progression, and novel potential therapeutic targets and biomarkers for diagnosis and prognosis for EOC.

   Pubmed ID 28754469
   Year 2017
   Title Long non-coding RNA CCAT1 promotes metastasis and poor prognosis inepithelial ovarian cancer
   External Links
   Links for  CCAT1 GenBank       HGNC       lncrnadb       Noncode
   Links for  ovarian cancer Omim       Cosmic

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