circRNA basic information
circBase ID: -
Name: hsa_circ_CDR1
Synonym: ciRS-7 / Cdr1as
Host Gene: CDR1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma / HCC
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:

HCC cancer tissues; paired adjacent normal tissues

Cell lines:

HepG2; MHCC-97H; LO2; HL-7702; SMCC7721; Hep3B; HB611; HCCLM3; BEL-7404; BEL-7405

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: NOX4
Associated microRNA: miR-944, miR-1277, miR-7, miR-1299
Biological function: Promotes HCC cell proliferation, migration, and invasion.
Molecular mechanism: ciRS-7 acts as a microRNA sponge for miR-944 and upregulates NOX4 expression through the miR-944/NOX4 pathway.
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RNase R Treatment; RT-qPCR; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; MTT; Wound Healing Assay; Transwell Assay; Western Blot; Bioinformatics Analysis

Clinical significance:

ciRS-7 could be a promising therapeutic target for HCC.

Description:

ciRS-7 is upregulated in hepatocellular carcinoma cells and tumor tissues. It promotes HCC proliferation, migration, and invasion by acting as a sponge for miR-944, thereby increasing NOX4 expression. The study proposes ciRS-7 and the ciRS-7/miR-944/NOX4 axis as potential therapeutic targets for HCC.

Confidence score:

0.7795

Other information
Title:

ciRS-7 Enhances the Progression of Hepatocellular Carcinoma through miR-944/NOX4 Pathway.

Journal: Critical reviews in eukaryotic gene expression
Published: 2022
PubMed ID: 36004692
Study type:

combined biological and clinical study

Data availability: -
Code availability: -