circRNA basic information
circBase ID: hsa_circ_0141931
Name: hsa_circ_MORC1
Synonym: circMORC1
Host Gene: MORC1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: exosome
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0001056
MONDO name: gastric cancer
Disease details: gastric cancer / GC
Disease DO ID:
10534
Disease MeSH ID:
-
Disease NCIt ID:
C9331
Disease ICD11 ID:
1397617262
Disease OMIM ID:
613659
Species: Human
Species details: Homo sapiens
Tissue specimen:

plasma EVs

Cell lines:

AGS; SGC-7901; HEK-293T

In vivo animal model:

-

circRNA-disease information
Expression pattern:
DS
Associated gene: TCF7, LEF1, Wnt11, beta-catenin
Associated microRNA: miR-103a-1-5p
Biological function: promotes proliferation, viability, migration/invasion and inhibits apoptosis in gastric cancer cells
Molecular mechanism: circMORC1 acts as a miRNA sponge for miR-103a-1-5p, affecting downstream Wnt signaling pathway-related genes/proteins (e.g., TCF7, Wnt11, beta-catenin).
Biological pathway or process:

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

Detected method:
Q
S
Validation methods:

RNA-seq; RT-qPCR; Clinical Sample Validation; ROC Analysis; Bioinformatics Analysis; Luciferase Reporter Assay; RNA Pull-Down; Transfection; CCK8; EdU Staining; Colony Formation Assay; Wound Healing Assay; Annexin V/PI Flow Cytometry; Western Blot

Clinical significance:

circMORC1 in plasma-derived EVs was significantly different between gastric cancer patients and healthy individuals; proposed as a biomarker for GC diagnosis and prognosis.

Description:

circMORC1 shows opposite expression trends in GC: decreased in plasma EVs but increased in GC cells. It promotes GC cell proliferation/viability and migration/invasion and inhibits apoptosis by sponging miR-103a-1-5p, thereby affecting Wnt/beta-catenin pathway activity and related targets (e.g., TCF7, Wnt11). It is proposed as a plasma EV biomarker for GC diagnosis/prognosis.

Confidence score:

0.7759

Other information
Title:

CircMORC1 downregulated in plasma EVs promotes gastric cancer cell proliferation and invasion via miR-103a-1-5p sponging.

Journal: BMC cancer
Published: 2025
PubMed ID: 40804612
Study type:

combined biological and clinical study

Data availability: NGDC PRJCA025617
Code availability: -