circRNA basic information
circBase ID: hsa_circ_0000915
Name: hsa_circ_FKBP8
Synonym: circFKBP8 / circ_0000915
Host Gene: FKBP8
Genomic location(hg19): chr19:18650180-18650530:-
Genomic location(hg38): chr19:18539370-18539720:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007254
MONDO name: breast cancer
Disease details: breast cancer / BC
Disease DO ID:
1612
Disease MeSH ID:
-
Disease NCIt ID:
C9335
Disease ICD11 ID:
1047754165
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

BC tissue specimens; adjacent non-cancer tissue specimens; tumor tissues

Cell lines:

MDA-MB-231; MDA-MB-453; MDA-MB-468; BT549; MCF-10 A

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: E2F7, Ago2
Associated microRNA: miR-432-5p
Biological function: promotes proliferation, migration, invasion, stemness, and tumor growth in breast cancer
Molecular mechanism: acts as a miR-432-5p sponge to modulate E2F7 expression
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); stemness (promotes); metastasis (promotes); ceRNA regulation (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; Survival Analysis; Bioinformatics Analysis; RNA Pull-Down; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; CCK8; EdU Staining; Colony Formation Assay; Transwell Assay; In Vivo Animal Model; Western Blot; IHC (Immunohistochemistry)

Clinical significance:

High circFKBP8 expression was associated with worse overall survival in BC patients.

Description:

circFKBP8 (hsa_circ_0000915) is upregulated in breast cancer tissues and cells and promotes malignant phenotypes (proliferation, migration, invasion, and stemness) and xenograft tumor growth. Mechanistically, it acts as a ceRNA by sponging miR-432-5p to increase E2F7 expression, and high circFKBP8 expression correlates with poor overall survival.

Confidence score:

0.8489

Other information
Title:

The novel circFKBP8/miR-432-5p/E2F7 cascade functions as a regulatory network in breast cancer.

Journal: Hereditas
Published: 2024
PubMed ID: 39192374
Study type:

combined biological and clinical study

Data availability: The analyzed data sets generated during the present study are available from the corresponding author on reasonable request.
Code availability: -