circRNA basic information
circBase ID: hsa_circ_0041732
Name: hsa_circ_FAM64A
Synonym: circ_0041732
Host Gene: FAM64A
Genomic location(hg19): chr17:6350782-6351078:+
Genomic location(hg38): chr17:6447462-6447758:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005494
MONDO name: triple-negative breast carcinoma
Disease details: Triple-negative breast cancer / TNBC
Disease DO ID:
0060081
Disease MeSH ID:
D064726
Disease NCIt ID:
C71732
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

TNBC tissues; paracancerous normal breast tissues; forming tumors

Cell lines:

BT-549; MDA-MB-231; MCF-10A; HUVEC

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: FGF5
Associated microRNA: miR-149-5p
Biological function: promotes TNBC cell proliferation, migration, invasion, tube formation and tumor growth; inhibits apoptosis
Molecular mechanism: ceRNA mechanism: circ_0041732 acts as a sponge of miR-149-5p and regulates FGF5 expression through miR-149-5p
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); apoptosis (inhibits); angiogenesis (promotes); metastasis (promotes); ceRNA regulation (promotes); other pathway/process (promotes)

Detected method:
Q
Validation methods:

RNase R Treatment; RT-qPCR; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Annexin V/PI Flow Cytometry; Wound Healing Assay; Transwell Assay; Tube Formation Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model; Bioinformatics Analysis

Clinical significance:

circ_0041732 had the potential as a therapeutic target for TNBC

Description:

circ_0041732 is up-regulated in TNBC tissues and cell lines and functions as an oncogenic circRNA. Its knockdown suppresses proliferation, migration, invasion, tube formation and xenograft tumor growth while promoting apoptosis. Mechanistically, circ_0041732 sponges miR-149-5p to increase FGF5 expression, forming a circ_0041732/miR-149-5p/FGF5 regulatory axis with potential therapeutic relevance in TNBC.

Confidence score:

0.8175

Other information
Title:

Circ_0041732 regulates tumor properties of triple-negative breast cancer cells by the miR-149-5p/FGF5 pathway.

Journal: The International journal of biological markers
Published: 2022
PubMed ID: 35341378
Study type:

combined biological and clinical study

Data availability: Supplemental material for this article is available online
Code availability: -