circRNA basic information
circBase ID: hsa_circ_0000520
Name: -
Synonym: -
Host Gene: -
Genomic location(hg19): chr14:20811436-20811559:-
Genomic location(hg38): chr14:20343277-20343400:-
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0002974
MONDO name: cervical cancer
Disease details: cervical cancer
Disease DO ID:
4362
Disease MeSH ID:
-
Disease NCIt ID:
C9311
Disease ICD11 ID:
1256072522
Disease OMIM ID:
603956
Species: Human
Species details: Homo sapiens
Tissue specimen:

CC tissues

Cell lines:

HcerEpic; HeLa; SiHa; SW756; CaSkI; C33A

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: PAX5
Associated microRNA: miR-146b-3p
Biological function: Represses cervical cancer progression by inhibiting proliferation, invasion and migration, promoting apoptosis, and suppressing tumor growth in vivo.
Molecular mechanism: Acts as a miRNA sponge for miR-146b-3p to indirectly upregulate PAX5 (ceRNA axis).
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; RNase R Treatment; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; MTT; Colony Formation Assay; Annexin V/PI Flow Cytometry; Cell Cycle Assay; Transwell Assay; Wound Healing Assay; Western Blot; In Vivo Animal Model

Clinical significance:

circ_0000520 is suggested as a promising diagnostic and therapeutic RNA molecule of CC.

Description:

hsa_circ_0000520 (circ_0000520) is down-regulated in cervical cancer and functions as a tumor suppressor. It sponges miR-146b-3p, thereby relieving miR-146b-3p-mediated repression of PAX5 and inhibiting CC cell growth, migration/invasion, while promoting apoptosis and suppressing xenograft tumor growth.

Confidence score:

0.7017

Other information
Title:

Involvement of a novel circularRNA, hsa_circ_0000520, attenuates tumorigenesis of cervical cancer cell through competitively binding with miR-146b-3p.

Journal: Journal of cellular and molecular medicine
Published: 2020
PubMed ID: 32592222
Study type:

combined biological and clinical study

Data availability: GSE113696; GSE102686
Code availability: -