circRNA basic information
circBase ID: hsa_circ_0002005
Name: hsa_circ_MIER2
Synonym: -
Host Gene: MIER2
Genomic location(hg19): chr19:325634-336173:-
Genomic location(hg38): chr19:325634-336173:-
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 tissues; adjacent non-cancerous tissues; paraneoplastic tissues; lung tissue

Cell lines:

hFOB1.19; 143B; MG63; MNNG; SJSA-1; HOS

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: 190 mRNAs, SLC7A11, GPX4, Bax, caspase-3, vimentin, N-cadherin, E-cadherin
Associated microRNA: hsa-miR-940, hsa-miR-326, hsa-miR-657, hsa-miR-330-5p, hsa-miR-615-5p, hsa-miR-375
Biological function: Promotes osteosarcoma cell proliferation, migration, invasion, lung metastasis, and EMT progression.
Molecular mechanism: hsa_circ_0002005 may function through a predicted circRNA-miRNA-mRNA interaction network and by modulating EMT-associated proteins, including increased N-cadherin and vimentin and decreased E-cadherin.
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); metastasis (promotes); EMT (promotes); ceRNA regulation (other); apoptosis (other); ferroptosis (other)

Detected method:
Q
Validation methods:

RNase R Treatment; Sanger Sequencing; RT-qPCR; FISH / smFISH; Clinical Sample Validation; Transfection; CCK8; EdU Staining; Colony Formation Assay; Transwell Assay; Wound Healing Assay; In Vivo Animal Model; H&E Staining; IHC (Immunohistochemistry); Western Blot; Bioinformatics Analysis

Clinical significance:

hsa_circ_0002005 could potentially act as a biomarker for diagnosing osteosarcoma and a therapeutic target.

Description:

hsa_circ_0002005 is a MIER2-derived human circRNA that is up-regulated in osteosarcoma tissues and cell lines. Functional knockdown experiments show that it promotes OS cell proliferation, migration, invasion, EMT, and lung metastasis in vivo. The study suggests that hsa_circ_0002005 may act through a predicted circRNA-miRNA-mRNA network and may serve as a diagnostic biomarker or therapeutic target for OS.

Confidence score:

0.7761

Other information
Title:

Hsa_circ_0002005 aggravates osteosarcoma by increasing cell proliferation, migration, and invasion.

Journal: Gene
Published: 2025
PubMed ID: 39761802
Study type:

combined biological and clinical study

Data availability: Data will be made available on request.
Code availability: -