Repeated administration of adipose-derived mesenchymal stem cells added on beneficial effects of empagliflozin on protecting renal function in diabetic kidney disease rat

Chih‐Chao C. Yang, Yi Ling Chen, Pei Hsun Sung, John Y. Chiang, Chih Hung Chen, Yi Chen Li*, Hon Kan Yip*

*Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

3 Scopus citations

Abstract

BACKGROUND: Diabetic kidney disease (DKD) is one of the most significant public health burdens worldwide. This study explored the renal protections of combined adipose-derived mesenchymal stem cells (ADMSCs) and empagliflozin (EMPA) in DKD rats.

METHODS: Adult-male-SD rats were equally allocated into group 1 (sham-operated-control), group 2 (DKD), group 3 (DKD + EMPA/20 mg/kg/day since day-14 after CKD-induction), group 4 [DKD + ADMSCs (6.0 × 10 5/intrarenal-arterial-injection/post-day-28, followed by 1.2 × 10 6/intravenous injection post-days 35 and 42 after CKD-induction, i.e., defined as repeated administration)] and group 5 (DKD + ADMSCs + EMPA) and kidney was harvested post-day-60 CKD-induction.

RESULTS: The result showed that the blood sugar and circulatory levels of BUN/creatinine and the ratio of urine protein/creatinine at day 60 were greatly increased in group 2 as compared the SC (i.e., group 1), significantly increased in groups 3 and 4 than in groups 5, but these parameters showed the similar manner in groups 3 and 4, except for blood sugar that was significantly lower in group 3 than in group 4 (all p < 0.0001). The protein levels of inflammation (NF-κB/FNF-α/MMP-9)/oxidative-stress (NOX-1/NOX-2/oxidized protein/p22-phox)/apoptosis (cleaved-caspase-3/cleaved-PARP/mitochondrial-Bax)/fibrosis (TGF-β/Smad 3)/mitochondrial/DNA-damaged (p-DRP1/γ-H2AX) biomarkers revealed a similar manner of creatinine level among the groups (all p < 0.0001). Kidney injury score/fibrotic area/oxidative-stress score (8-OHdG) and cellular levels of kidney-damaged biomarkers (KIM-1/γ-H2AX) showed a unanimous manner. In contrast, the cellular expressions of podocyte components (ZO-1/synaptopodin) revealed an antithetical manner of creatinine among the groups (all p < 0.0001).

CONCLUSION: Combined ADMSCs-EMPA was superior to just one therapy for protecting kidney function and ultra-structural integrity in DKD rodents.

Original languageEnglish
Article number100613
Pages (from-to)100613
JournalBiomedical Journal
Volume47
Issue number2
DOIs
StatePublished - 04 2024

Bibliographical note

© 2023 The Authors. Published by Elsevier B.V. on behalf of Chang Gung University. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).

Keywords

  • Diabetic kidney disease
  • Inflammation
  • Oxidative stress
  • Renal function
  • Rats
  • Glucosides/pharmacology
  • Male
  • Rats, Sprague-Dawley
  • Mesenchymal Stem Cell Transplantation/methods
  • Oxidative Stress/drug effects
  • Kidney/drug effects
  • Animals
  • Mesenchymal Stem Cells/drug effects
  • Diabetic Nephropathies/drug therapy
  • Adipose Tissue/drug effects
  • Benzhydryl Compounds/pharmacology

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