ArticleMolecular biotechnology2025
Antioxidant, In Vitro Cytotoxicity, and Anti-diabetic Attributes of a Drug-Free Guar Gum Nanoformulation as a Novel Candidate for Diabetic Wound Healing.
Article in Molecular biotechnology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
The escalating intersection of diabetes and impaired wound healing poses a substantial societal burden, marked by an increasing prevalence of chronic wounds. Diabetic individuals struggle with hindered recovery, attributed to compromised blood circulation and diminished immune function, resulting in prolonged healing periods and elevated healthcare expenditures. To address this challenge, we report here a drug-free novel guar gum (GG)-based nano-formulation which is effective against diabetic wound healing. Nanoparticles with an average particle size of 32.4 nm display stability with negative zeta potential. Differential scanning calorimetry (DSC) and Fourier transform infrared (FTIR) analysis reveal alterations in thermal properties and molecular structures induced by the nano-particulation process. In vitro studies highlight the antioxidant potential of GGNP through concentration-dependent free radical scavenging activity in DPPH and ABTS assays. The nanoformulation also exhibits inhibitory effects on α-glucosidase and α-amylase enzymes. Cell viability studies have indicated moderate cytotoxicity in L929 cells and significant proliferation and migration in HaCaT cells, suggesting a positive impact on skin cells. In vitro enzymatic activity assessments under hyperglycaemic conditions reveal the potential of GGNP to modulate glutathione-S-transferase (GST), superoxide dismutase (SOD), and catalase activities as well as decreasing lipid peroxidation (LPO) levels, showcasing an antioxidant response. These results suggest GGNP as a promising candidate in diabetic wound healing.
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