ArticleBiometals : an international journal on the role of metal ions in biology, biochemistry, and medicine2025
Integrated profiling of essential metals, phenolic compounds, anti-inflammatory and hydroxyl radical scavenging activities for five medicinal plants.
Article in Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine, 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
Medicinal plants are valuable sources of bioactive compounds. In this study, we analyzed the levels of essential metals (Fe, Cu, Zn, Mn) in the leaves of Punica granatum, Teucrium montanum, Chaerophyllum coloratum, Petteria ramentacea, and Menyanthes trifoliata using atomic absorption spectrophotometry. Ethanolic leaf extracts were assessed for anti-inflammatory activity via bovine serum albumin BSA and egg albumin (EgA) denaturation assays and for antioxidant potential by hydroxyl radical scavenging using EPR (Electron Paramagnetic Resonance) spectroscopy. Metal concentrations varied across species: Fe (33-93 mg/kg), Cu (4.29-11.61 mg/kg), Zn (12.39-105 mg/kg), and Mn (1.38-1005 mg/kg), with T. montanum showing the highest Fe and M. trifoliata with highest Cu, Zn and Mn levels. Total phenolic content (TPC) ranged from 32 to 117 mg/g
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