circRNA basic information
circBase ID: -
Name: -
Synonym: hsa_circRNA_100269
Host Gene: -
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0001056
MONDO name: gastric cancer
Disease details: gastric cancer
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:

GC tissues; non-tumour tissues / para-carcinoma controls

Cell lines:

AGS; NCI-N87; MKN-45; GES-1

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: PI3K, Akt, p-Akt, p53, Bcl-2, cyclin D1
Associated microRNA: miR-630
Biological function: Inhibits proliferation, migration, invasion and EMT; promotes cell cycle arrest (G0/G1) and apoptosis; suppresses tumor growth and metastasis in vivo.
Molecular mechanism: Inactivates PI3K/Akt signaling; negatively correlates with PI3K; proposed (from prior report) targeting miR-630.
Biological pathway or process:

PI3K/AKT (inhibits); proliferation (inhibits); migration (inhibits); invasion (inhibits); EMT (inhibits); apoptosis (promotes); cell cycle (inhibits)

Detected method:
Q
Validation methods:

RT-qPCR; Transfection; MTT; Wound Healing Assay; Transwell Assay; Cell Cycle Assay; Annexin V/PI Flow Cytometry; Western Blot; Clinical Sample Validation; In Vivo Animal Model; Survival Analysis

Clinical significance:

Low hsa_circRNA_100269 is associated with advanced grade and metastasis; low expression shows reduced overall survival; circRNA_100269 expression is an independent risk factor for prognosis.

Description:

hsa_circRNA_100269 is down-regulated in gastric cancer and acts as a tumor suppressor. Its overexpression inhibits proliferation, migration/invasion and EMT while promoting G0/G1 arrest and apoptosis, at least partly by inactivating the PI3K/Akt signaling axis, and it suppresses xenograft growth/metastasis in vivo.

Confidence score:

0.622

Other information
Title:

Upregulated hsa_circRNA_100269 inhibits the growth and metastasis of gastric cancer through inactivating PI3K/Akt axis.

Journal: PloS one
Published: 2021
PubMed ID: 33901239
Study type:

combined biological and clinical study

Data availability: -
Code availability: -