circRNA basic information
circBase ID: hsa_circ_0001105
Name: -
Synonym: -
Host Gene: -
Genomic location(hg19): chr2:231155174-231253348:+
Genomic location(hg38): chr2:230290459-230388633:+
Subcellular localization: unclear
 
 
 
 
 
 
 
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; surrounding non-tumorous tissues; adjacent tissues

Cell lines:

MG63; U2OS; 143b; HOBC; HFOB; SAOS

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DS
Associated gene: YTHDF2
Associated microRNA: miR-766
Biological function: Suppresses osteosarcoma cell proliferation, migration, invasion and in vivo tumor growth.
Molecular mechanism: Acts as a miRNA sponge (ceRNA) for miR-766 to relieve repression of YTHDF2.
Biological pathway or process:

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

Detected method:
Q
H
Validation methods:

RT-qPCR; ISH (In Situ Hybridization); Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; EdU Staining; Transwell Assay; Wound Healing Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model; Survival Analysis; Cohort Study; Clinical Sample Validation

Clinical significance:

Lower circ_0001105 expression is associated with poor prognosis and is an independent prognostic factor in osteosarcoma patients.

Description:

The study reports that circ_0001105 suppresses osteosarcoma malignant behaviors (proliferation, migration/invasion and xenograft growth). Mechanistically, circ_0001105 functions as a ceRNA that sponges miR-766, thereby relieving miR-766-mediated repression of YTHDF2.

Confidence score:

0.7739

Other information
Title:

Circular RNA circ_0001105 Inhibits Progression and Metastasis of Osteosarcoma by Sponging miR-766 and Activating YTHDF2 Expression.

Journal: OncoTargets and therapy
Published: 2020
PubMed ID: 32161468
Study type:

combined biological and clinical study

Data availability: -
Code availability: -