OTUB2 and Vascular Calcification in Chronic Kidney Disease
Author Information
Author(s): Li Yalan, Chen Xiaoyue, Xu Xueqiang, Chen Cheng, Min Min, Liang Dongmei, Ren Jiafa, Mao Huijuan
Primary Institution: Jiangsu Province Hospital, The First Affiliated Hospital of Nanjing Medical University
Hypothesis
OTUB2 plays a crucial role in vascular calcification (VC) in chronic kidney disease (CKD).
Conclusion
OTUB2 promotes vascular calcification by activating the YAP-PFKFB3 signaling pathway.
Supporting Evidence
- OTUB2 expression is significantly upregulated in calcified arteries from CKD patients.
- OTUB2 overexpression exacerbates vascular smooth muscle cell calcification.
- Knockdown of OTUB2 mitigates vascular calcification in CKD mice.
- OTUB2 interacts with YAP and stabilizes it, promoting its activity.
- PFKFB3 is identified as a downstream target of the YAP signaling pathway.
Takeaway
OTUB2 is a protein that helps cause hardening of the arteries in people with kidney disease, and stopping it might help treat this problem.
Methodology
The study used immunohistochemical and immunofluorescence staining on human samples and established a CKD model in mice to investigate the role of OTUB2.
Limitations
The study primarily used a CKD model induced by an adenine diet, which may not fully replicate human CKD conditions.
Participant Demographics
CKD patients undergoing arteriovenous fistula surgery.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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