Effects of insonification on repairing the renal injury of diabetic nephropathy rats

Autor: Yan Wang, Liu Wu, Juan Deng, Faqi Li, Xinfang Xiao, Junfen Li, Yiqing Zhou, Sicheng He
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMJ Open Diabetes Research & Care, Vol 12, Iss 4 (2024)
Druh dokumentu: article
ISSN: 2052-4897
DOI: 10.1136/bmjdrc-2024-004146
Popis: Introduction Prolonged hyperglycemia in diabetes mellitus can result in the development of diabetic nephropathy (DN) and increase the susceptibility to kidney failure. Low-intensity pulsed ultrasound (LIPUS) is a non-invasive modality that has demonstrated effective tissue repair capabilities. The objective of this study was to showcase the reparative potential of LIPUS on renal injury at both animal and cellular levels, while also determining the optimal pulse length (PL).Research design and methods We established a rat model of DN, and subsequently subjected the rats’ kidneys to ultrasound irradiation (PL=0.2 ms, 10 ms, 20 ms). Subsequently, we assessed the structural and functional changes in the kidneys. Additionally, we induced podocyte apoptosis and evaluated its occurrence following ultrasound irradiation.Results Following irradiation, DN rats exhibited improved mesangial expansion and basement membrane thickening. Uric acid expression increased while urinary microalbumin, podocalyxin in urine, blood urea nitrogen, and serum creatinine levels decreased (p
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