circRNA basic information
circBase ID: -
Name: hsa_circ_PTN
Synonym: -
Host Gene: PTN
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma
Disease DO ID:
684, 686
Disease MeSH ID:
D006528
Disease NCIt ID:
C3099
Disease ICD11 ID:
1294035808
Disease OMIM ID:
114550
Species: Human
Species details: Homo sapiens
Tissue specimen:

tumor tissues; paratumor tissues

Cell lines:

Hep3B; MHCC97-L; MHCC97-H; SMMC-7721; L02; THLE-3; 293 T; HepG2

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: ErbB, PI3K
Associated microRNA: miR-326
Biological function: promotes HCC cell proliferation and tumor growth
Molecular mechanism: Acts as a miRNA sponge for miR-326, leading to increased ErbB and PI3K expression
Biological pathway or process:

proliferation (promotes); PI3K/AKT (promotes); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; Actinomycin D / DRB Stability Assay; Transfection; CCK8; EdU Staining; Luciferase Reporter Assay; RNA Pull-Down; Western Blot; Clinical Sample Validation; Bioinformatics Analysis

Clinical significance:

circPTN may act as a diagnostic biomarker and a target for HCC

Description:

circPTN is up-regulated in HCC tumor tissues and HCC cell lines and promotes HCC cell proliferation. Mechanistically, it localizes mainly in the cytoplasm and functions as a ceRNA by sponging miR-326, thereby increasing ErbB and PI3K expression and enhancing tumor growth-related proliferation. It is proposed as a potential diagnostic biomarker and therapeutic target in HCC.

Confidence score:

0.8173

Other information
Title:

CircRNA-PTN Sponges miR-326 to Promote Proliferation in Hepatocellular Carcinoma.

Journal: OncoTargets and therapy
Published: 2020
PubMed ID: 32581550
Study type:

combined biological and clinical study

Data availability: -
Code availability: -