circRNA basic information
circBase ID: hsa_circ_0001955
Name: hsa_circ_CSNK1G1
Synonym: circ_0001955
Host Gene: CSNK1G1
Genomic location(hg19): chr15:64495280-64508912:-
Genomic location(hg38): chr15:64203081-64216713:-
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:

tumor tissues; adjacent non-cancer tissues

Cell lines:

HCCLM3; SNU-387; MHCC97H; Huh-7; THLE-2; HUVECs

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: ACER3
Associated microRNA: miR-655-3p
Biological function: promotes HCC tumorigenesis by promoting proliferation, migration, invasion, angiogenesis and EMT, and inhibiting apoptosis; supports tumor growth in vivo
Molecular mechanism: ceRNA sponge: circ_0001955 sponges miR-655-3p to up-regulate ACER3
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); angiogenesis (promotes); EMT (promotes); apoptosis (inhibits); cell cycle (promotes); ceRNA regulation (promotes)

Detected method:
Q
M
Validation methods:

RT-qPCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; Transfection; CCK8; Colony Formation Assay; Transwell Assay; Tube Formation Assay; Cell Cycle Assay; Annexin V/PI Flow Cytometry; Western Blot; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); In Vivo Animal Model; IHC (Immunohistochemistry); Clinical Sample Validation; Bioinformatics Analysis; Microarray

Clinical significance:

circ_0001955 expression was correlated with TNM stage and tumor size; higher in stage III than stage I-II

Description:

circ_0001955 is up-regulated in hepatocellular carcinoma and functions as an oncogenic circRNA. It promotes proliferation, migration/invasion, angiogenesis and EMT while inhibiting apoptosis, largely by sponging miR-655-3p to increase ACER3 expression; its knockdown suppresses tumor growth in xenografts.

Confidence score:

0.8256

Other information
Title:

Circular RNA circ_0001955 promotes hepatocellular carcinoma tumorigenesis by up-regulating alkaline ceramidase 3 expression through microRNA-655-3p.

Journal: Bioengineered
Published: 2022
PubMed ID: 35034572
Study type:

combined biological and clinical study

Data availability: GSE97322
Code availability: -