circRNA basic information
circBase ID: -
Name: -
Synonym: circRNA_101505
Host Gene: -
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma
Disease DO ID:
684, 686
Disease MeSH ID:
D006528
Disease NCIt ID:
C3099
Disease ICD11 ID:
1294035808
Disease OMIM ID:
114550
Species: Human
Species details: Homo sapiens
Tissue specimen:

hepatocellular carcinoma tissues; adjacent tissues; tumor tissues (xenograft)

Cell lines:

Hep3B; Huh7; Hep3B-R; Huh7-R

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: oxidored-nitro domain-containing protein 1 (NOR1)
Associated microRNA: miR-103
Biological function: Sensitizes HCC cells to cisplatin; inhibits proliferation/cell growth; induces apoptosis; suppresses tumor growth in vivo.
Molecular mechanism: Acts as a miRNA sponge (ceRNA-like) for miR-103, resulting in increased NOR1 expression and enhanced cisplatin sensitivity.
Biological pathway or process:

proliferation (inhibits); apoptosis (promotes); chemoresistance (inhibits); ceRNA regulation (other)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; Clinical Sample Validation; Survival Analysis; Transfection; BrdU; Annexin V/PI Flow Cytometry; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); In Vivo Animal Model; IHC (Immunohistochemistry)

Clinical significance:

Low circRNA_101505 level is associated with shorter overall survival in HCC patients.

Description:

circRNA_101505 is down-regulated in HCC, especially in cisplatin-resistant tissues/cell lines, and low expression correlates with worse overall survival. Functionally, circRNA_101505 suppresses proliferation, promotes apoptosis, and increases cisplatin sensitivity by sponging miR-103 to upregulate NOR1.

Confidence score:

0.7789

Other information
Title:

CircRNA_101505 sensitizes hepatocellular carcinoma cells to cisplatin by sponging miR-103 and promotes oxidored-nitro domain-containing protein 1 expression.

Journal: Cell death discovery
Published: 2019
PubMed ID: 31372241
Study type:

combined biological and clinical study

Data availability: -
Code availability: -