circRNA basic information
circBase ID: -
Name: hsa_circ_PVT1
Synonym: circPVT1 / circRNA plasmacytoma variant translocation gene 1 (circPVT1)
Host Gene: PVT1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005075
MONDO name: thyroid gland papillary carcinoma
Disease details: papillary thyroid carcinoma / PTC
Disease DO ID:
3969
Disease MeSH ID:
-
Disease NCIt ID:
C4035
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

tumor tissues; adjacent normal samples; tumor tissues (xenograft)

Cell lines:

Nthy-ori-3-1; TPC-1; BCPAP; BHP5-16; BHP2-7

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: Ago2
Associated microRNA: miR-126
Biological function: promotes viability, migration and invasion and inhibits apoptosis in PTC cells; promotes tumor growth in vivo
Molecular mechanism: circPVT1 acts as a miRNA sponge (decoy) for miR-126; miR-126 inhibition rescues circPVT1-knockdown phenotypes
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; Survival Analysis; Transfection; MTT; Annexin V/PI Flow Cytometry; Transwell Assay; Western Blot; Bioinformatics Analysis; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); In Vivo Animal Model

Clinical significance:

High expression of circPVT1 was associated with poor outcomes of patients; high circPVT1 group displayed relative lower survival than low expression group

Description:

circPVT1 is up-regulated in papillary thyroid carcinoma and its high expression correlates with worse overall survival. Functionally, circPVT1 promotes PTC cell viability, migration and invasion while inhibiting apoptosis, at least partly by sponging miR-126; circPVT1 knockdown suppresses xenograft tumor growth.

Confidence score:

0.7548

Other information
Title:

Knockdown of circPVT1 inhibits progression of papillary thyroid carcinoma by sponging miR-126.

Journal: RSC advances
Published: 2019
PubMed ID: 35520785
Study type:

combined biological and clinical study

Data availability: -
Code availability: -