circRNA basic information
circBase ID: hsa_circ_0072932
Name: hsa_circ_TNPO1
Synonym: circTNPO1
Host Gene: TNPO1
Genomic location(hg19): chr5:72182896-72184130:+
Genomic location(hg38): chr5:72887069-72888303:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
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:

OS tissues; paracarcinoma tissues; tumor tissue; pulmonary sections; hepatic sections

Cell lines:

HOS; MG63; 143B; U2OS; hFOB1.19

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: WNT5A, AGO2
Associated microRNA: miR-578
Biological function: promotes OS cell proliferation, colony formation, invasion, motility, tumor growth, lung metastasis and liver metastasis
Molecular mechanism: circTNPO1 acts as a miR-578 sponge to upregulate WNT5A expression and promote OS progression
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Sanger Sequencing; RT-qPCR; Microarray; FISH / smFISH; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; EdU Staining; Colony Formation Assay; Transwell Assay; Wound Healing Assay; In Vivo Animal Model; H&E Staining; IHC (Immunohistochemistry); IF (Immunofluorescence); Western Blot; Bioinformatics Analysis

Clinical significance:

high expression was correlated with clinicopathological characteristics of OS patients, such as tumor size and TNM stage; targeting circTNPO1 could be a potential strategy for inhibiting OS progression

Description:

circTNPO1 (hsa_circ_0072932), derived from TNPO1, is up-regulated in osteosarcoma tissues and cells and mainly localized in the cytoplasm. It promotes OS proliferation, invasion, migration, tumor growth and metastasis by sponging miR-578 and thereby upregulating WNT5A. High circTNPO1 expression is associated with tumor size and TNM stage, suggesting potential therapeutic relevance.

Confidence score:

0.8772

Other information
Title:

CircTNPO1 promotes the tumorigenesis of osteosarcoma by sequestering miR-578 to upregulate WNT5A expression.

Journal: Cellular signalling
Published: 2023
PubMed ID: 37633479
Study type:

combined biological and clinical study

Data availability: GSE96964; Supplementary data; Data will be made available on request
Code availability: -