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A Comparative Profile of Free Radicals, Endogenous Antioxidants, and Cytokines in Mouse Model of Type 1 Diabetes Mellitus Fikriya Novita Sari; Rizky Senna Samoedra; Setyaki Kevin Pratama; Sri Rahayu; Aris Soewondo; Muhaimin Rifa'i
Biotropika: Journal of Tropical Biology Vol. 11 No. 3 (2023)
Publisher : Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.biotropika.2023.011.03.04

Abstract

Diabetes mellitus is a metabolic disorder characterized by high blood glucose (hyperglycemia). Hyperglycemia will cause the body to undergo physiological changes such as free radical, antioxidant and inflammation alteration. This research aims to compare the profile of free radicals, endogenous antioxidants, and cytokines in mouse models of type 1 diabetes mellitus (T1DM). Mice were separated into two different groups, normal and diabetic mice groups. The normal group was a group of mice that were not induced to have diabetic conditions, while the diabetic mice group was induced to be diabetic using streptozotocin injection. Blood glucose levels were checked every three days for 14 days, while the immune response was evaluated after 14 days using flow cytometry. Data analysis was done using SPSS software with t-test analysis. This research showed that the increasing ROS represented by MDA would trigger inflammation in T1DM represented by the increasing TNF-alpha along with IFN-gamma and reducing anti-inflammatory cytokines represented by IL-10. Interestingly, SOD expression, which is an endogenous antioxidant, is also increased in the diabetic mice group, and we conclude that it is some sort of adaptive response of the diabetic mice group against the increasing ROS.
Modulation of inflammatory pathways in ischemic stroke rats by hypoxia-primed umbilical cord mesenchymal stem cells (UC-MSCs): Implications for IFN-γ and IL-10 signaling Fahreza, Rakha; Setiawan, Eko; Trisnadi, Setyo; Putra, Agung; Hidayah, Nurul; Fikriya Novita Sari; Ibrahim, Sugeng
Indonesian Journal of Biomedicine and Clinical Sciences Vol 57 No 4 (2025)
Publisher : Published by Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/inajbcs.v57i4.24529

Abstract

Ischemic stroke is a major global cause of disability and mortality. Inflammation plays a central role in its pathogenesis, characterized by elevated pro-inflammatory cytokines such as IFN-γ and reduced anti-inflammatory cytokines like IL-10. Mesenchymal stem cells (MSCs), especially those derived from the umbilical cord (UC-MSCs), exhibit enhanced immunomodulatory potential when preconditioned under hypoxia. This study aims to evaluate the effect of hypoxic-preconditioned UC-MSCs administration on IFN-γ and IL-10 levels in an ischemic stroke rat model. This in vivo experimental study employed a randomized posttest-only control group design with four groups of male Wistar rats (n=6 each), ranging from healthy controls, untreated group to stroke-induced groups treated with hypoxic UC-MSCs at different doses (1.5x106 and 3x106). IFN-γ and IL-10 levels in brain tissue of each group were measured via ELISA. Significant reduction in IFN-γ and elevation in IL-10 were observed in UC-MSC-treated groups, particularly at the 3×10⁶ cell dose compared to the untreated ischemic group (p<0.05). Hypoxic UC-MSCs reduce post-stroke inflammation by lowering IFN-γ and enhancing IL-10, indicating a promising immunomodulatory potential.