circRNA basic information
circBase ID: -
Name: hsa_circ_PVT1
Synonym: -
Host Gene: PVT1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0009807
MONDO name: osteosarcoma
Disease details: osteosarcoma
Disease DO ID:
3347
Disease MeSH ID:
D012516
Disease NCIt ID:
C9145
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

osteosarcoma tissue samples / OS tissue samples; para‐tumour tissue samples

Cell lines:

hFOB 1.19; MG‐63; U2OS; HOS; 143B

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: FOXC2
Associated microRNA: miR‐526b
Biological function: Promotes osteosarcoma cell migration and invasion/metastasis.
Molecular mechanism: Acts as a ceRNA/miRNA sponge (decoy) for miR-526b to post-transcriptionally upregulate FOXC2.
Biological pathway or process:

migration (promotes); invasion (promotes); metastasis (promotes); ceRNA regulation (promotes)

Detected method:
Q
H
Validation methods:

Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Sanger Sequencing; RT-qPCR; ISH (In Situ Hybridization); Clinical Sample Validation; Transfection; Transwell Assay; Wound Healing Assay; RNA Pull-Down; Luciferase Reporter Assay; Western Blot; Survival Analysis; Bioinformatics Analysis

Clinical significance:

Up-regulated circPVT1 correlates with advanced clinical stage, distant metastasis and shorter survival in osteosarcoma patients.

Description:

circPVT1 is up-regulated in osteosarcoma and its high expression is associated with metastasis-related clinicopathological features and poor survival. Mechanistically, circPVT1 promotes migration/invasion by sponging miR-526b, thereby increasing FOXC2 protein expression and driving FOXC2-mediated metastasis.

Confidence score:

0.8544

Other information
Title:

Circular RNA PVT1 promotes metastasis via regulating of miR-526b/FOXC2 signals in OS cells.

Journal: Journal of cellular and molecular medicine
Published: 2020
PubMed ID: 32249539
Study type:

combined biological and clinical study

Data availability: GSE28423
Code availability: -