circRNA basic information
circBase ID: hsa_circ_0001821
Name: hsa_circ_PVT1
Synonym: -
Host Gene: PVT1
Genomic location(hg19): chr8:128902834-128903244:+
Genomic location(hg38): chr8:127890588-127890998:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0019086
MONDO name: carcinoma of esophagus
Disease details: esophageal carcinoma
Disease DO ID:
1107
Disease MeSH ID:
-
Disease NCIt ID:
C3513
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

tumor tissue; para-carcinoma tissue; blood; serum

Cell lines:

EC109; CaES-17; TE-1; TE-10; HEEC

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: Pax-4, Pax-6, PPARalpha, PPAR-gamma
Associated microRNA: miR-4663
Biological function: promotes proliferation and invasion; inhibits apoptosis (cell survival)
Molecular mechanism: circPVT1 may modulate miR-4663 and regulate Pax-4/Pax-6 and PPARalpha/PPAR-gamma protein levels
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Clinical Sample Validation; Transfection; Transwell Assay; Western Blot; Bioinformatics Analysis

Clinical significance:

circPVT1 is up-regulated in tissues and EC cell lines, which is associated with poor prognosis and may be a potential diagnostic biomarker for EC.

Description:

circPVT1 is up-regulated in esophageal carcinoma tissues and EC cell lines. Functionally, circPVT1 promotes EC cell proliferation/survival and enhances invasion, while its knockdown increases apoptosis. Mechanistically, it is suggested to counteract miR-4663 effects and modulate Pax-4/Pax-6 and PPARalpha/PPAR-gamma protein levels, implying a circRNA-miRNA-protein regulatory axis.

Confidence score:

0.6369

Other information
Title:

Potential Role of circPVT1 as a proliferative factor and treatment target in esophageal carcinoma.

Journal: Cancer cell international
Published: 2019
PubMed ID: 31636510
Study type:

combined biological and clinical study

Data availability: All data generated or analyzed during this study are included in this published article [and its additional information files].
Code availability: -