circRNA basic information
circBase ID: hsa_circ_0015278
Name: hsa_circ_KLHL20
Synonym: circ_0015278 / circ_100395
Host Gene: KLHL20
Genomic location(hg19): chr1:173726114-173744981:+
Genomic location(hg38): chr1:173756975-173775842:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005061
MONDO name: lung adenocarcinoma
Disease details: lung adenocarcinoma / LUAD
Disease DO ID:
3910
Disease MeSH ID:
C538231
Disease NCIt ID:
C3512
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

LUAD tissues

Cell lines:

H1299; SPCA1; PC9; A549; HBEs

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: P53, SLC7A11
Associated microRNA: miR-1228
Biological function: inhibits cell proliferation, migration, and invasion; promotes ferroptosis; suppresses tumor growth in vivo
Molecular mechanism: ceRNA mechanism: circ_0015278 sponges miR-1228 to increase P53 expression and downregulate SLC7A11, enhancing ferroptosis
Biological pathway or process:

ferroptosis (promotes); proliferation (inhibits); migration (inhibits); invasion (inhibits); ceRNA regulation (promotes)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Transwell Assay; Wound Healing Assay; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry)

Clinical significance:

-

Description:

circ_0015278 is down-regulated in LUAD tissues/cell lines and acts as a tumor suppressor. It promotes ferroptosis and inhibits proliferation/migration/invasion by sponging miR-1228 to upregulate P53 and suppress SLC7A11, reducing LUAD growth in a xenograft model.

Confidence score:

0.7401

Other information
Title:

CircRNA circ_0015278 induces ferroptosis in lung adenocarcinoma through the miR-1228/P53 axis.

Journal: Oncology research
Published: 2025
PubMed ID: 39866239
Study type:

combined biological and bioinformatics study

Data availability: GSE158695; GSE101586; GSE112214; GSE146689; GSE244311; https://doi.org/10.32604/or.2024.050835
Code availability: -