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- Title
miR-148b as a Potential Biomarker for IgA Nephropathy.
- Authors
Kumar, Santosh; Priscilla, C.; Parameswaran, Sreejith; Shewade, Deepak Gopal; Viswanathan, Pragasam; Ganesh, Rajesh Nachiappa
- Abstract
Background: IgA nephropathy (IgAN) is one of the most common glomerular diseases worldwide. Approximately 25 percent of IgAN patients reach the kidney failure stage within twenty years of diagnosis. The histopathological examination of kidney biopsy is needed to confirm the diagnosis of IgAN. microRNA (miRNA) is a small RNA that plays an important role at the post-transcriptional level by downregulating mRNAs (messenger RNA). We tried to establish a miRNA-based biomarker for IgAN. Methods: We recruited 30 IgAN patients and 15 healthy controls as study participants after taking their informed written consent. A real-time PCR-based method was used for the absolute quantification of miRNAs. A logistic regression method and receiver operating characteristic analysis were performed to find the diagnostic and prognostic accuracy of miR-148b and let-7b for IgAN in histopathological MEST-C scores. Results: miR-148b and let-7b levels were higher in IgAN patients compared to the healthy controls. miR-148b was positively correlated with glomerular filtration rate (GFR) and negatively correlated with segmental glomerulosclerosis, tubular atrophy/interstitial fibrosis (T), and blood pressure (BP). The sensitivity, specificity, and area under the curve (AUC) of the receiver operating characteristic (ROC) for miR-148b against T were 0.87, 0.77, and 0.85, respectively. The threshold value of the miR-148b copy number was 8479 to differentiate the severe condition of IgAN. Conclusion: miR-148b can be used as a potential biomarker for IgAN.
- Subjects
BIOMARKERS; REVERSE transcriptase polymerase chain reaction; GLOMERULAR filtration rate; IMMUNOGLOBULINS; BIOPSY; KIDNEY failure; MICRORNA; RESEARCH funding; GLOMERULONEPHRITIS; LOGISTIC regression analysis; RECEIVER operating characteristic curves; SENSITIVITY &; specificity (Statistics); FOCAL segmental glomerulosclerosis
- Publication
Kidney & Dialysis, 2023, Vol 3, Issue 1, p84
- ISSN
2673-8236
- Publication type
Article
- DOI
10.3390/kidneydial3010008