circRNA basic information
circBase ID: hsa_circ_0008305
Name: hsa_circ_PTK2
Synonym: circPTK2 / circ_0008305
Host Gene: PTK2
Genomic location(hg19): chr8:141799572-141840625:-
Genomic location(hg38): chr8:140789473-140830526:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma / HCC
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:

HCC tissues; para-cancerous tissues; plasma samples

Cell lines:

HCC-LM3; MHCC97-H; HepG2; SMMC7721; Huh-7; L02; HEK-293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: AKR1C3, AGO2
Associated microRNA: miR-379-5p
Biological function: promotes proliferation, migration, and invasion; promotes tumor growth in vivo
Molecular mechanism: Acts as a miRNA sponge for miR-379-5p to up-regulate AKR1C3 expression (ceRNA regulation).
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); PI3K/AKT (other); ceRNA regulation (promotes)

Detected method:
Q
H
M
Validation methods:

Microarray; Bioinformatics Analysis; RT-qPCR; Clinical Sample Validation; FISH / smFISH; Nuclear-Cytoplasmic Fractionation; RNase R Treatment; Actinomycin D / DRB Stability Assay; Sanger Sequencing; RNA-seq; Western Blot; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; EdU Staining; Colony Formation Assay; Wound Healing Assay; Transwell Assay; In Vivo Animal Model; IHC (Immunohistochemistry)

Clinical significance:

Elevated circPTK2 expression was positively correlated with advanced tumor T stage and vascular invasion; circPTK2 expression was closely related to tumor size, T stage, hepatitis B virus infection, and microvascular invasion.

Description:

hsa_circ_0008305 (circPTK2) is up-regulated in HCC and mainly localized in the cytoplasm. It promotes HCC cell proliferation, migration, invasion, and xenograft tumor growth by sponging miR-379-5p to increase AKR1C3 expression (circPTK2/miR-379-5p/AKR1C3 ceRNA axis).

Confidence score:

0.8781

Other information
Title:

hsa_circ_0008305 facilitates the malignant progression of hepatocellular carcinoma by regulating AKR1C3 expression and sponging miR-379-5p.

Journal: Scientific reports
Published: 2025
PubMed ID: 39779892
Study type:

combined biological and clinical study

Data availability: GSE97332; GSE94508; GSE166678; TCGA-HCC
Code availability: -