Ameliorative role of naringenin against lead‐induced genetic damage and oxidative stress in cultured human lymphocytes

Lead (Pb) is a ubiquitous toxic heavy metal that is known to induce damage to major macromolecules (lipids, proteins, and nucleic acids) by enhancing the level of reactive oxygen species (ROS). Naringenin, a predominant flavonoid primarily found in citrus fruits has attained increasing attention due...

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Veröffentlicht in:Journal of biochemical and molecular toxicology 2022-06, Vol.36 (6), p.e23036-n/a
Hauptverfasser: Yadav, Bharti, Vishwakarma, Veena, Kumar, Sunil, Aggarwal, Neeraj K., Gupta, Ranjan, Yadav, Anita
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container_start_page e23036
container_title Journal of biochemical and molecular toxicology
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creator Yadav, Bharti
Vishwakarma, Veena
Kumar, Sunil
Aggarwal, Neeraj K.
Gupta, Ranjan
Yadav, Anita
description Lead (Pb) is a ubiquitous toxic heavy metal that is known to induce damage to major macromolecules (lipids, proteins, and nucleic acids) by enhancing the level of reactive oxygen species (ROS). Naringenin, a predominant flavonoid primarily found in citrus fruits has attained increasing attention due to its various pharmacological properties. Thus, the present investigation aimed to explore the ameliorative role of naringenin against Pb‐induced toxicity in human peripheral blood lymphocytes (PBLs) under in vitro conditions. For this purpose, PBLs were exposed to Pb (350 µg/ml) alone as well in combination with naringenin (10 and 30 µg/ml). Sister chromatid exchange (SCE) and alkaline comet assay were used as genotoxic indices to evaluate the genotoxic and antigenotoxic activity of Pb and naringenin, respectively. Lipid peroxidation (LPO), glutathione peroxidase (GPx), catalase (CAT), superoxide dismutase (SOD), and reduced glutathione (GSH) assays were used as oxidative damage markers. The results revealed that Pb induced a significant (p 
doi_str_mv 10.1002/jbt.23036
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Naringenin, a predominant flavonoid primarily found in citrus fruits has attained increasing attention due to its various pharmacological properties. Thus, the present investigation aimed to explore the ameliorative role of naringenin against Pb‐induced toxicity in human peripheral blood lymphocytes (PBLs) under in vitro conditions. For this purpose, PBLs were exposed to Pb (350 µg/ml) alone as well in combination with naringenin (10 and 30 µg/ml). Sister chromatid exchange (SCE) and alkaline comet assay were used as genotoxic indices to evaluate the genotoxic and antigenotoxic activity of Pb and naringenin, respectively. Lipid peroxidation (LPO), glutathione peroxidase (GPx), catalase (CAT), superoxide dismutase (SOD), and reduced glutathione (GSH) assays were used as oxidative damage markers. The results revealed that Pb induced a significant (p &lt; 0.05) increase in genetic and oxidative damage as compared with the untreated sample whereas the treatment of cells along with naringenin (10 and 30 µg/ml) and Pb (350 µg/ml) caused a significant reduction in genetic damage and elevation in SOD, GPx, and CAT activities and GSH level, accompanied by a significant reduction in LPO level as compared with Pb alone treated sample. 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Naringenin, a predominant flavonoid primarily found in citrus fruits has attained increasing attention due to its various pharmacological properties. Thus, the present investigation aimed to explore the ameliorative role of naringenin against Pb‐induced toxicity in human peripheral blood lymphocytes (PBLs) under in vitro conditions. For this purpose, PBLs were exposed to Pb (350 µg/ml) alone as well in combination with naringenin (10 and 30 µg/ml). Sister chromatid exchange (SCE) and alkaline comet assay were used as genotoxic indices to evaluate the genotoxic and antigenotoxic activity of Pb and naringenin, respectively. Lipid peroxidation (LPO), glutathione peroxidase (GPx), catalase (CAT), superoxide dismutase (SOD), and reduced glutathione (GSH) assays were used as oxidative damage markers. The results revealed that Pb induced a significant (p &lt; 0.05) increase in genetic and oxidative damage as compared with the untreated sample whereas the treatment of cells along with naringenin (10 and 30 µg/ml) and Pb (350 µg/ml) caused a significant reduction in genetic damage and elevation in SOD, GPx, and CAT activities and GSH level, accompanied by a significant reduction in LPO level as compared with Pb alone treated sample. So, the present investigation revealed that naringenin might be used as a protective agent against Pb‐induced toxicity due to its antigenotoxic and antioxidative properties.</abstract><cop>United States</cop><pub>Wiley Subscription Services, Inc</pub><pmid>35289026</pmid><doi>10.1002/jbt.23036</doi><tpages>7</tpages><orcidid>https://orcid.org/0000-0001-5678-5773</orcidid></addata></record>
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subjects antioxidant
Antioxidants - metabolism
Antioxidants - pharmacology
Bioassays
Catalase
Catalase - metabolism
Chromosome aberrations
Citrus fruits
Comet assay
Damage
Flavanones
Flavonoids
Genotoxicity
Glutathione
Glutathione - metabolism
Glutathione peroxidase
Glutathione Peroxidase - metabolism
Heavy metals
Humans
Lead
Lead - toxicity
Lipid Peroxidation
Lipids
Lymphocytes
Lymphocytes - metabolism
Macromolecules
Naringenin
Nucleic acids
Oxidative Stress
Peripheral blood
Peroxidase
Peroxidation
Reactive oxygen species
Sister chromatid exchange
Superoxide dismutase
Superoxide Dismutase - metabolism
Toxicity
title Ameliorative role of naringenin against lead‐induced genetic damage and oxidative stress in cultured human lymphocytes
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