circRNA basic information
circBase ID: -
Name: hsa_circ_MBOAT2
Synonym: circ-MBOAT2 / circMBOAT2
Host Gene: MBOAT2
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: nucleus
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005233
MONDO name: non-small cell lung carcinoma
Disease details: non-small cell lung cancer / NSCLC
Disease DO ID:
3908
Disease MeSH ID:
D002289
Disease NCIt ID:
C2926
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

NSCLC tissues; paracancerous tissues

Cell lines:

A549; BEAS-2B; NCI-H460; HCC827; NCI-H2228

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: TLK1
Associated microRNA: miR-664b-3p
Biological function: promotes NSCLC cell proliferation, EMT, immune escape, migration and invasion; inhibits apoptosis
Molecular mechanism: circ-MBOAT2 acts as a miRNA sponge for miR-664b-3p, thereby promoting TLK1 expression
Biological pathway or process:

proliferation (promotes); apoptosis (inhibits); EMT (promotes); migration (promotes); invasion (promotes); immune regulation (other); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Actinomycin D / DRB Stability Assay; FISH / smFISH; Nuclear-Cytoplasmic Fractionation; Bioinformatics Analysis; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; CCK8; EdU Staining; Annexin V/PI Flow Cytometry; Transwell Assay; In Vivo Animal Model; IHC (Immunohistochemistry); Clinical Sample Validation; Cohort Study

Clinical significance:

Circum-MBOAT2 up-regulation correlated with tumor size, differentiation, TNM stage, and lymph node metastasis in NSCLC.

Description:

Circ-MBOAT2 is up-regulated in NSCLC tissues/cell lines and promotes malignant phenotypes including proliferation, EMT, migration/invasion and immune escape while suppressing apoptosis. Mechanistically, it functions as a ceRNA by sponging miR-664b-3p to increase TLK1 expression, and its knockdown suppresses tumor growth in a xenograft model.

Confidence score:

0.8655

Other information
Title:

Mechanistic insights into Circ-MBOAT2-mediated regulation of TLK1 through miR-664b-3p in non-small cell lung cancer.

Journal: Hereditas
Published: 2025
PubMed ID: 40369698
Study type:

combined biological and clinical study

Data availability: The datasets used and/or analyzed during the present study are available from the corresponding author on reasonable request.
Code availability: -