circRNA basic information
circBase ID: -
Name: hsa_circ_MTO1
Synonym: circMTO1
Host Gene: MTO1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma
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 tissue; adjacent nontumor tissue; xenograft tumor tissues

Cell lines:

SK-Hep1; SMMC-7721; HepG2; HEK293T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: ZIC1, beta-catenin, cyclin D1, c-myc, E-cadherin, N-cadherin, Vimentin, MMP2
Associated microRNA: miR-541-5p
Biological function: suppresses HCC cell proliferation, migration and invasion, and promotes apoptosis; suppresses tumor growth in vivo
Molecular mechanism: ceRNA mechanism: circMTO1 sponges miR-541-5p to relieve repression of ZIC1, thereby regulating Wnt/beta-catenin signaling and EMT markers
Biological pathway or process:

Wnt/beta-catenin (inhibits); EMT (inhibits); proliferation (inhibits); migration (inhibits); invasion (inhibits); apoptosis (promotes); ceRNA regulation (other)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; Clinical Sample Validation; RNA Pull-Down; Luciferase Reporter Assay; Bioinformatics Analysis; Transfection; CCK8; Transwell Assay; Annexin V/PI Flow Cytometry; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry); H&E Staining

Clinical significance:

-

Description:

circMTO1 is down-regulated in HCC and acts as a tumor suppressor. It sponges miR-541-5p to derepress ZIC1, thereby inhibiting Wnt/beta-catenin signaling and EMT and reducing proliferation, migration, invasion while promoting apoptosis, including in a xenograft model.

Confidence score:

0.7759

Other information
Title:

CircMTO1 suppresses hepatocellular carcinoma progression via the miR-541-5p/ZIC1 axis by regulating Wnt/beta-catenin signaling pathway and epithelial-to-mesenchymal transition.

Journal: Cell death & disease
Published: 2021
PubMed ID: 34930906
Study type:

combined biological and clinical study

Data availability: GSE97332; GSE94508; GSE78520
Code availability: -