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The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome

Dissertation (MSc (Medical Immunology))-- University of Pretoria, 2024.

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Other Authors: Meyer, Pieter Willem Adriaan
Format: Thesis
Language:English
Published: University of Pretoria 2025
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access_status_str Open Access
author2 Meyer, Pieter Willem Adriaan
author_browse Meyer, Pieter Willem Adriaan
author_facet Meyer, Pieter Willem Adriaan
collection Thesis
dc_rights_str_mv © 2023 University of Pretoria. All rights reserved. The copyright in this work vests in the University of Pretoria. No part of this work may be reproduced or transmitted in any form or by any means, without the prior written permission of the University of Pretoria.
description Dissertation (MSc (Medical Immunology))-- University of Pretoria, 2024.
format Thesis
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institution University of Pretoria (South Africa)
language English
last_indexed 2026-06-10T12:40:25.890Z
license_str Other — see source repository
provenance_str_mv Harvested via OAI-PMH from UPSpace — University of Pretoria Institutional Repository
publishDate 2025
publishDateRange 2025
publishDateSort 2025
publisher University of Pretoria
publisherStr University of Pretoria
record_format dspace
source_str UPSpace — University of Pretoria Institutional Repository
spelling oai:repository.up.ac.za:2263/101029 The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome Meyer, Pieter Willem Adriaan dvruler@gmail.com Rossouw, Theresa M. Van Ruler, Divan UCTD Sustainable Development Goals (SDGs) Immune reconstitution inflammatory syndrome (IRIS) Human immunodeficiency virus (HIV) Inflammation Micro-RNA (ribonucleic acid) CD4 Viral load Biomarkers Machine learning K-Nearest Neighbours Diagnosis Dissertation (MSc (Medical Immunology))-- University of Pretoria, 2024. Immune Reconstitution Inflammatory Syndrome (IRIS) arises from the restoration of antigen-specific immune responses following antiretroviral therapy (ART) and presents in two forms: paradoxical and unmasking IRIS. Currently, no definitive diagnostic method exists for IRIS, and diagnosis relies on clinical symptoms in the context of immunological and virological responses to ART. This study hypothesized that specific microRNAs (miRNAs) involved in viral control and inflammation could be informative in identifying IRIS. We investigated the expression of 10 candidate miRNAs (miR-155, miR-132a, miR-10a, miR-146a, miR-146b, miR-181a, miR-27a, and miR-375, miR-16-5p, miR-191-5p) in 28 HIV-positive patients before ART, at approximately six months post-ART, and upon development of inflammatory symptoms. Significant differential expression of miR-146a and miR-181a was observed in IRIS patients compared to those without IRIS. Using pre-ART CD4 count and viral load data, in addition to miR-146a and miR-181a expression data, 7 patients who presented with ambiguous cases could be classified into IRIS and non-IRIS groups. Of these 7 patients, 3 were classified as having developed IRIS. These findings suggest that miR-146a and miR-181a may serve as potential biomarkers for diagnosing or predicting IRIS, though further research is required to confirm their clinical utility. RESCOM Immunology MSc (Medical Immunology) Unrestricted Faculty of Health Sciences SDG-03: Good health and well-being 2025-02-18T14:32:21Z 2025-02-18T14:32:21Z 2025-05-31 2024-12-06 Dissertation * May 2024 http://hdl.handle.net/2263/101029 https://doi.org/10.25403/UPresearchdata.28435820 10.25403/UPresearchdata.28435820 en © 2023 University of Pretoria. All rights reserved. The copyright in this work vests in the University of Pretoria. No part of this work may be reproduced or transmitted in any form or by any means, without the prior written permission of the University of Pretoria. application/pdf University of Pretoria
spellingShingle UCTD
Sustainable Development Goals (SDGs)
Immune reconstitution inflammatory syndrome (IRIS)
Human immunodeficiency virus (HIV)
Inflammation
Micro-RNA (ribonucleic acid)
CD4
Viral load
Biomarkers
Machine learning
K-Nearest Neighbours
Diagnosis
The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome
title The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome
title_full The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome
title_fullStr The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome
title_full_unstemmed The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome
title_short The role of micro-RNA in the diagnosis of HIV-associated immune reconstitution inflammatory syndrome
title_sort role of micro rna in the diagnosis of hiv associated immune reconstitution inflammatory syndrome
topic UCTD
Sustainable Development Goals (SDGs)
Immune reconstitution inflammatory syndrome (IRIS)
Human immunodeficiency virus (HIV)
Inflammation
Micro-RNA (ribonucleic acid)
CD4
Viral load
Biomarkers
Machine learning
K-Nearest Neighbours
Diagnosis
url http://hdl.handle.net/2263/101029
https://doi.org/10.25403/UPresearchdata.28435820