Lnc2Cancer

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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 colorectal cancer
   ICD-0-3 C19.9  
   Methods qPCR etc.
   Sample CRC tissues, cell lines(HCT-116/HCT-8)
   Expression Pattern up-regulated
   Function Description

The effect of lnc CCAT1 on human HCT-116/HCT-8 cells and its potential mechanism were investigated. In present study, differential expression of CCAT1, miR-410 and ITPKB were detected in colon cancer tissues and adjacent parts. Then the prediction programs were applied to predict the target genes of miR-410. The complementary bindings of miR-410 with lnc CCAT1 and ITPKB were assessed by luciferase assays. The interaction between LncRNA CCAT1 and miR-410 was analyzed. In addition, the mRNA and protein of ITPKB and apoptosis factors were examined in cells after miR-410 overexpression or silencing. Meanwhile, MTT and flow cytometer were used to detect the cells proliferation and apoptosis level. Results showed that CCAT1 and miR-410 were up-regulated in colon cancer tissues, but ITPKB was down-regulated. Lnc CCAT1 and ITPKB were predicted to be the targets of miR-410 and the prediction were verified by luciferase assays. The expression of lnc CCAT1 and ITPKB were inhibited by miR-410 in human HCT-116/ HCT-8 cells. Meanwhile, lnc CCAT1 could lead to a decrease of miR-410. Furthermore, miR-410 overexpression could promote cell proliferation and reduce apoptosis. In summary, these data demonstrated that miR-410 could promote cell proliferation and reduce apoptosis by inhibiting ITPKB expression and the expression of lnc CCAT1 antagonized the effect of miR-410.

   Pubmed ID 29190961
   Year 2017
   Title Long noncoding RNA CCAT1 functions as a ceRNA to antagonize the effect of miR-410 on the down-regulation of ITPKB in human HCT-116 and HCT-8 cells
   External Links
   Links for  CCAT1 GenBank       HGNC       lncrnadb       Noncode
   Links for  colorectal cancer Omim       Cosmic

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