circRNA basic information
circBase ID: hsa_circ_0032463
Name: hsa_circ_SIPA1L1
Synonym: circ_0032463
Host Gene: SIPA1L1
Genomic location(hg19): chr14:72054287-72117226:+
Genomic location(hg38): chr14:71587570-71650509:+
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:

tumor tissue; adjacent normal tissues

Cell lines:

SOSP-9607; Saos-2; HOS; SW1353; U2OS; hFOB1.19

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: LEF1, Ago2
Associated microRNA: miR-498
Biological function: promotes migration and proliferation; suppresses apoptosis; promotes malignancy/tumorigenesis of osteosarcoma cells
Molecular mechanism: ceRNA mechanism: circ_0032463 sponges miR-498 to enhance LEF1 expression
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

RT-qPCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; Bioinformatics Analysis; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; BrdU; Wound Healing Assay; Annexin V/PI Flow Cytometry; Microarray

Clinical significance:

circ_0032463 should be considered a novel biomarker for treating and diagnosing OS.

Description:

In osteosarcoma, circ_0032463 (hsa_circ_0032463) is upregulated and mainly localized in the cytoplasm. It promotes proliferation and migration and inhibits apoptosis by sponging miR-498 to enhance LEF1 expression, forming a circ_0032463/miR-498/LEF1 regulatory axis.

Confidence score:

0.8058

Other information
Title:

Circular RNA hsa_circ_0032463 Acts as the Tumor Promoter in Osteosarcoma by Regulating the MicroRNA 498/LEF1 Axis.

Journal: Molecular and cellular biology
Published: 2021
PubMed ID: 34096776
Study type:

combined biological and clinical study

Data availability: GSE96964; GSE16088; GSE12865
Code availability: -