circRNA basic information
circBase ID: hsa_circ_0001946
Name: hsa_circ_CDR1
Synonym: circ_CDR1as
Host Gene: -
Genomic location(hg19): chrX:139865339-139866824:+
Genomic location(hg38): chrX:140783174-140784659:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
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:

HCC tissues; adjacent healthy tissues; formed tumors in nude mice

Cell lines:

THLE-2; Hep3B; Huh7

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: Raf1, MEK1, ERKs, p-MEK1, p-ERK
Associated microRNA: miR-1287
Biological function: promotes HCC cell proliferation, migration, invasion, EMT, and tumor growth
Molecular mechanism: acts as a miR-1287 sponge to upregulate Raf1 and activate the MEK/ERK pathway
Biological pathway or process:

MEK/ERK (promotes); proliferation (promotes); migration (promotes); invasion (promotes); EMT (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Actinomycin D / DRB Stability Assay; Nuclear-Cytoplasmic Fractionation; Luciferase Reporter Assay; Transfection; Colony Formation Assay; MTT; Transwell Assay; Western Blot; Clinical Sample Validation; In Vivo Animal Model

Clinical significance:

circ_CDR1as might be a diagnostic biomarker for HCC patients

Description:

circ_CDR1as is up-regulated in HCC tissues and cell lines and promotes proliferation, migration/invasion, EMT and xenograft tumor growth. Mechanistically, it sponges miR-1287 to increase Raf1 expression and thereby activates the MEK/ERK pathway.

Confidence score:

0.7631

Other information
Title:

CircRNA CDR1as/miR-1287/Raf1 Axis Modulates Hepatocellular Carcinoma Progression Through MEK/ERK Pathway.

Journal: Cancer management and research
Published: 2020
PubMed ID: 33061591
Study type:

combined biological and clinical study

Data availability: -
Code availability: -