Evaluation of Treatment Effect of Sirolimus on Pediatric Pulmonary Vein Stenosis Using a Neonatal Rat Model

Debao Li, Yingying Xiao, Peisen Ruan, Zunmin Wan, Yuqing Hu, Sijuan Sun, Zheng Wang, Sixie Zheng, Yi Yan, Hao Chen, Hao Zhang, Chun Shen, Qi Sun, Lincai Ye
Shanghai Children’s Medical Center and Shanghai Jiao Tong University School of Medicine. Children’s Hospital of Fudan University and National Children’s Medical Center. Women and Children’s Hospital of Ningbo University. Sichuan Provincial People’s Hospital, School of Medicine and University of Electronic Science and Technology of China.
China

Journal of the American College of Cardiology Basic to Translational Science
JACC Basic Transl Sci 2025;
DOI: 10.1016/j.jacbts.2025.01.010

Abstract
A modified neonatal rat model of pulmonary vein stenosis (PVS) via bilateral pulmonary vein banding was introduced for the first time, providing a platform for understanding the pathophysiology of PVS and developing treatments. In addition, using this model, the mTOR inhibitor sirolimus was evaluated as a treatment for PVS and exhibited significant therapeutic effects, indicating the need for accelerated ethics approval in clinical settings where sirolimus is not yet in use.

Category
Segmental Pulmonary Venous Disease. Without a Focus on Pulmonary Hypertension
Medical Therapy. Efficacy or Lack of Efficacy
Animal Models of Pulmonary Vascular Disease and Therapy
Vascular Cell Biology and Mechanisms of Pulmonary Vascular Disease
Pulmonary Vascular Pathology

Age Focus: Pediatric Pulmonary Vascular Disease

Fresh or Filed Publication: Fresh (PHresh). Less than 1-2 years since publication

Article Access
Free PDF File or Full Text Article Available Through PubMed or DOI: Yes

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