circRNA basic information
circBase ID: hsa_circ_0132980
Name: hsa_circ_SLC26A4
Synonym: circSLC26A4
Host Gene: SLC26A4
Genomic location(hg19): -
Genomic location(hg38): -
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 tissue; paired nontumorous tissues

Cell lines:

CaSki; SiHa; HT-3; C33A; HaCaT; 293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: HOXA7, QKI
Associated microRNA: miR-1287-5p
Biological function: promotes proliferation, invasion, and tumor growth in cervical cancer
Molecular mechanism: circSLC26A4 acts as a miRNA sponge for miR-1287-5p to regulate HOXA7; QKI binds QREs in flanking introns to promote circSLC26A4 biogenesis
Biological pathway or process:

proliferation (promotes); invasion (promotes); metastasis (other); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; Sanger Sequencing; Back-Splice Junction PCR / divergent primers PCR; Actinomycin D / DRB Stability Assay; FISH / smFISH; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; CCK8; Colony Formation Assay; Transwell Assay; Western Blot; In Vivo Animal Model; Clinical Sample Validation; Survival Analysis; Bioinformatics Analysis

Clinical significance:

high expression of circSLC26A4 was related to the poor survival of cervical cancer patients

Description:

circSLC26A4 is upregulated in cervical cancer and promotes malignant phenotypes (proliferation, invasion, and xenograft tumor growth). It functions as a ceRNA by sponging miR-1287-5p to relieve repression of HOXA7, and its biogenesis is promoted by the RBP QKI via binding QREs in flanking introns.

Confidence score:

0.8568

Other information
Title:

Circular RNA circSLC26A4 Accelerates Cervical Cancer Progression via miR-1287-5p/HOXA7 Axis.

Journal: Molecular therapy. Nucleic acids
Published: 2020
PubMed ID: 31896069
Study type:

combined biological and clinical study

Data availability: Supplemental Information can be found online at https://doi.org/10.1016/j.omtn.2019.11.032.
Code availability: -