circRNA basic information
circBase ID: hsa_circ_0008362
Name: hsa_circ_FBXW4
Synonym: circFBXW4
Host Gene: FBXW4
Genomic location(hg19): chr10:103427642-103436193:-
Genomic location(hg38): chr10:101667885-101676436:-
Subcellular localization: nucleus and cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005047
MONDO name: infertility disorder
Disease details: recurrent spontaneous abortion
Disease DO ID:
5223
Disease MeSH ID:
D007246
Disease NCIt ID:
C3836
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

placental villus samples; placental villi

Cell lines:

HTR-8/SVneo; HEK-293T; HTR8-S/Vneo

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: TJP1, FBXW4 mRNA
Associated microRNA: miR-324-3p
Biological function: Regulates trophoblast cell proliferation, invasion, and apoptosis; knockdown promoted HTR-8/SVneo cell proliferation and invasion and inhibited apoptosis, whereas overexpression reduced proliferation and invasion and promoted apoptosis.
Molecular mechanism: circFBXW4 acts as a miRNA sponge for miR-324-3p and regulates TJP1 expression through the circFBXW4/miR-324-3p/TJP1 axis.
Biological pathway or process:

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

Detected method:
Q
S
Validation methods:

RNA-seq; RT-qPCR; Clinical Sample Validation; Sanger Sequencing; RNase R Treatment; Actinomycin D / DRB Stability Assay; FISH / smFISH; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; CCK8; Transwell Assay; TUNEL

Clinical significance:

May be a promising therapeutic target and provide a novel perspective for early diagnosis and potential treatment of RSA.

Description:

circFBXW4 is significantly up-regulated in placental villi from RSA patients. It acts through a circFBXW4/miR-324-3p/TJP1 ceRNA axis and regulates trophoblast proliferation, invasion, and apoptosis, suggesting potential relevance to RSA pathogenesis and therapy.

Confidence score:

0.8035

Other information
Title:

CircFBXW4 regulates human trophoblast cell proliferation and invasion via targeting miR-324-3p/TJP1 axis in recurrent spontaneous abortion.

Journal: Placenta
Published: 2022
PubMed ID: 35687903
Study type:

combined biological and clinical study

Data availability: available from the corresponding author on reasonable request; Supplementary data: https://doi.org/10.1016/j.placenta.2022.05.016
Code availability: -