Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.

The current study compared the gut mycobiomes of diabetic rats generated by a streptozotocin chemical challenge, diabetic rats with retinal changes and normal control rats over a period of 4 months. Sustained increase in blood sugar levels (>150 mg/dL) confirmed the induction of diabetes. Histolo...

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Main Authors: Shalem Raj Padakandla, Taraprasad Das, Gumpili Sai Prashanthi, Kiran Kumar Angadi, S Sreenivasa Reddy, G Bhanuprakash Reddy, Sisinthy Shivaji
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0267080
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author Shalem Raj Padakandla
Taraprasad Das
Gumpili Sai Prashanthi
Kiran Kumar Angadi
S Sreenivasa Reddy
G Bhanuprakash Reddy
Sisinthy Shivaji
author_facet Shalem Raj Padakandla
Taraprasad Das
Gumpili Sai Prashanthi
Kiran Kumar Angadi
S Sreenivasa Reddy
G Bhanuprakash Reddy
Sisinthy Shivaji
author_sort Shalem Raj Padakandla
collection DOAJ
description The current study compared the gut mycobiomes of diabetic rats generated by a streptozotocin chemical challenge, diabetic rats with retinal changes and normal control rats over a period of 4 months. Sustained increase in blood sugar levels (>150 mg/dL) confirmed the induction of diabetes. Histology and immunohistochemistry were used to identify changes in the retinal tissues in the diabetic rats indicative of the animals progressing into diabetic retinopathy. Gut mycobiomes generated using faecal DNA, indicated dysbiosis at the genus level in both diabetic (DM) and diabetic rats with retinal changes (DRC) when compared with the control rats. In Tables 3-6 the specific genera that were significantly increased/decreased in DM1 and DM2 and in DRC1 and DRC2 respectively compared to the respective controls CT1-CT4 rats are listed. Further, the mycobiomes of the DM and DRC rats separated into distinct clusters following heat-map analysis of the discriminating genera. In addition, β-diversity analysis separated the mycobiomes of DM and DRC rats from that of the control rats, but the mycobiomes of diabetic rats and diabetic rats with retinal changes showed an overlap. Based on the inferred functions of the discriminating genera in the mycobiomes, we speculated that increase in pathogenic fungi might contribute to the inflammatory status both in diabetic rats and rats showing retinal changes.
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spelling doaj.art-1a7ef14e77f749d98a9cd8957b4e9bf32022-12-22T03:32:11ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-01174e026708010.1371/journal.pone.0267080Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.Shalem Raj PadakandlaTaraprasad DasGumpili Sai PrashanthiKiran Kumar AngadiS Sreenivasa ReddyG Bhanuprakash ReddySisinthy ShivajiThe current study compared the gut mycobiomes of diabetic rats generated by a streptozotocin chemical challenge, diabetic rats with retinal changes and normal control rats over a period of 4 months. Sustained increase in blood sugar levels (>150 mg/dL) confirmed the induction of diabetes. Histology and immunohistochemistry were used to identify changes in the retinal tissues in the diabetic rats indicative of the animals progressing into diabetic retinopathy. Gut mycobiomes generated using faecal DNA, indicated dysbiosis at the genus level in both diabetic (DM) and diabetic rats with retinal changes (DRC) when compared with the control rats. In Tables 3-6 the specific genera that were significantly increased/decreased in DM1 and DM2 and in DRC1 and DRC2 respectively compared to the respective controls CT1-CT4 rats are listed. Further, the mycobiomes of the DM and DRC rats separated into distinct clusters following heat-map analysis of the discriminating genera. In addition, β-diversity analysis separated the mycobiomes of DM and DRC rats from that of the control rats, but the mycobiomes of diabetic rats and diabetic rats with retinal changes showed an overlap. Based on the inferred functions of the discriminating genera in the mycobiomes, we speculated that increase in pathogenic fungi might contribute to the inflammatory status both in diabetic rats and rats showing retinal changes.https://doi.org/10.1371/journal.pone.0267080
spellingShingle Shalem Raj Padakandla
Taraprasad Das
Gumpili Sai Prashanthi
Kiran Kumar Angadi
S Sreenivasa Reddy
G Bhanuprakash Reddy
Sisinthy Shivaji
Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.
PLoS ONE
title Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.
title_full Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.
title_fullStr Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.
title_full_unstemmed Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.
title_short Gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy.
title_sort gut mycobiome dysbiosis in rats showing retinal changes indicative of diabetic retinopathy
url https://doi.org/10.1371/journal.pone.0267080
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