L-Arginine Supplementation in Diabetic Cardiomyopathy
Author Information
Author(s): Fiordelisi Antonella, Cerasuolo Federica Andrea, Avvisato Roberta, Buonaiuto Antonietta, Maisto Marianna, Bianco Antonio, D’Argenio Valeria, Mone Pasquale, Perrino Cinzia, D’Apice Stefania, Paolillo Roberta, Pezone Antonio, Varzideh Fahimeh, Santulli Gaetano, Sorriento Daniela, Iaccarino Guido, Gambardella Jessica
Primary Institution: Federico II University, Naples, Italy
Hypothesis
Does L-Arginine supplementation improve mitochondrial function and prevent diabetic cardiomyopathy in mice?
Conclusion
L-Arginine supplementation effectively prevents the development of diabetic cardiomyopathy by improving mitochondrial function and exercise tolerance.
Supporting Evidence
- L-Arginine treatment preserved diastolic function in diabetic mice.
- Exercise tolerance improved significantly in L-Arginine treated mice.
- Mitochondrial respiration was enhanced in cardiomyocytes from treated mice.
- PGC-1-alpha levels increased with L-Arginine treatment.
- Circulating miR-143 levels were reduced in treated mice.
Takeaway
Giving L-Arginine to mice with diabetes helps their hearts work better and makes it easier for them to exercise.
Methodology
Db/db mice were treated with L-Arginine for 12 weeks, and various cardiac functions and mitochondrial activities were assessed.
Limitations
The study was conducted on mice, which may not fully replicate human responses.
Participant Demographics
Db/db mice model of type II diabetes.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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