circRNA basic information
circBase ID: hsa_circ_0000515
Name: -
Synonym: -
Host Gene: -
Genomic location(hg19): chr14:20811305-20811534:-
Genomic location(hg38): chr14:20343146-20343375:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
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:

cervical cancer tissues; normal adjacent tissues

Cell lines:

Hela; SiHa; CaSki; U14; H8; 293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: ELK1, Ago2
Associated microRNA: miR-326
Biological function: promotes proliferation and invasion; inhibits apoptosis and autophagy; promotes tumor growth in vivo
Molecular mechanism: acts as a ceRNA/miRNA sponge for miR-326 to upregulate ELK1
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

RT-qPCR; Microarray; Clinical Sample Validation; Survival Analysis; Transfection; EdU Staining; Transwell Assay; Annexin V/PI Flow Cytometry; Western Blot; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; FISH / smFISH; In Vivo Animal Model; IHC (Immunohistochemistry); TUNEL; Bioinformatics Analysis

Clinical significance:

Low hsa_circ_0000515 expression was associated with favorable prognosis; patients with low expression had a longer overall survival rate than those with high expression.

Description:

hsa_circ_0000515 is up-regulated in cervical cancer tissues and cell lines and functions as an oncogenic circRNA. It sponges miR-326 to relieve repression of ELK1, thereby promoting proliferation and invasion while inhibiting apoptosis and autophagy, and its knockdown suppresses xenograft tumor growth. High hsa_circ_0000515 expression is associated with worse overall survival.

Confidence score:

0.8229

Other information
Title:

Circular RNA hsa_circ_0000515 acts as a miR-326 sponge to promote cervical cancer progression through up-regulation of ELK1.

Journal: Aging
Published: 2019
PubMed ID: 31772143
Study type:

combined biological and clinical study

Data availability: GSE102686
Code availability: -