circRNA basic information
circBase ID: hsa_circ_0097977
Name: hsa_circ_ATF7IP
Synonym: -
Host Gene: ATF7IP
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
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:

tumor samples

Cell lines:

MKN-74; BGC-823; NCI-N87; SGC-7901; MKN-45; HGC-27; GES-1

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: ATF7IP
Associated microRNA: hsa-miR-107, hsa-miR-214-3p
Biological function: promotes extramural venous invasion (EMVI) and invasion; promotes proliferation; inhibits apoptosis
Molecular mechanism: May act as a miRNA sponge for hsa-miR-107 and hsa-miR-214-3p; downstream targets predicted (overlapping target mRNAs) including ATF family genes.
Biological pathway or process:

invasion (promotes); proliferation (promotes); apoptosis (inhibits); ceRNA regulation (other)

Detected method:
Q
S
Validation methods:

RNA-seq; RT-qPCR; Bioinformatics Analysis; Transfection; Annexin V/PI Flow Cytometry; Transwell Assay; CCK8; In Vivo Animal Model; H&E Staining

Clinical significance:

hsa_circ_0097977 may serve as a promising therapeutic target and biomarker for GC particularly in patients with EMVI.

Description:

hsa_circ_0097977 is up-regulated in EMVI-positive gastric cancer samples and is functionally pro-tumorigenic. Its knockdown reduces EMVI and cell invasion while increasing apoptosis, and bioinformatics suggests a ceRNA mechanism involving hsa-miR-107/hsa-miR-214-3p and predicted downstream mRNA targets.

Confidence score:

0.5089

Other information
Title:

Extramural venous invasion in gastric cancer: 9.4T magnetic resonance imaging assessment and circular RNA functional analysis.

Journal: World journal of gastroenterology
Published: 2025
PubMed ID: 40248379
Study type:

combined biological and clinical study

Data availability: The data that support the findings of this study are available on request from the corresponding author at chengjinpkuph@outlook.com.
Code availability: -