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中国精品科技期刊2020
靳妲, 于上富, 李柏良, 陆婧婧, 占萌, 赵莉, 霍贵成. 一株植物乳杆菌体外抗氧化和耐药性的研究[J]. 食品工业科技, 2017, (24): 104-108. DOI: 10.13386/j.issn1002-0306.2017.24.021
引用本文: 靳妲, 于上富, 李柏良, 陆婧婧, 占萌, 赵莉, 霍贵成. 一株植物乳杆菌体外抗氧化和耐药性的研究[J]. 食品工业科技, 2017, (24): 104-108. DOI: 10.13386/j.issn1002-0306.2017.24.021
JIN Da, YU Shang-fu, LI Bai-liang, LU Jing-jing, ZHAN Meng, ZHAO Li, HUO Gui-cheng. Study on antioxidant capabilities and antibiotic resistance of Lactobacillus plantarum[J]. Science and Technology of Food Industry, 2017, (24): 104-108. DOI: 10.13386/j.issn1002-0306.2017.24.021
Citation: JIN Da, YU Shang-fu, LI Bai-liang, LU Jing-jing, ZHAN Meng, ZHAO Li, HUO Gui-cheng. Study on antioxidant capabilities and antibiotic resistance of Lactobacillus plantarum[J]. Science and Technology of Food Industry, 2017, (24): 104-108. DOI: 10.13386/j.issn1002-0306.2017.24.021

一株植物乳杆菌体外抗氧化和耐药性的研究

Study on antioxidant capabilities and antibiotic resistance of Lactobacillus plantarum

  • 摘要: 目的:研究了植物乳杆菌KLDS 1.0386的体外抗氧化能力和10种抗生素的敏感性。方法:以过氧化氢耐受性、DPPH自由基清除力、羟自由基清除力、超氧阴离子清除能力、抗脂质过氧化能力、还原能力和螯合金属离子能力为指标进行体外抗氧化评定;检测KLDS 1.0386对β-内酰胺类、碳青霉烯类、糖肽类、氨基糖苷类、大环内酯类、林可酰胺类和酰胺醇类抗生素的敏感性。结果:KLDS 1.0386菌悬液、菌体菌体细胞破碎液和发酵上清液三者对比,菌悬液的抗氧化能力最佳;在抗生素敏感性上,植物乳杆菌KLDS 1.0386对氨苄西林、青霉素、亚胺培南、庆大霉素、红霉素和四环素表现为敏感;对万古霉素、卡那霉素、克林霉素和氯霉素表现为耐受。结论:实验获得一株具有潜在抗氧化能力和耐药性的植物乳杆菌。 

     

    Abstract: Objective: It was evaluated that the antioxidant capacity of Lactobacillus plantarum KLDS 1.0386 strains in vitro and the antibiotic sensitivity of KLDS 1.0386 to 10 kinds of antibiotics. Methods: The antioxidant capabilities of KLDS 1.0386 in vitro were evaluated through survival efficacy under oxidative stress, DPPH free radical-scavenging activity, hydroxyl radicalscavenging activity, lipid peroxidation inhibition capacity, reducing activity, superoxide anion radical-scavenging activity, and Fe2+-chelating ability. The antibiotic sensitivity were evaluated through monobactams, carbopenems, glycopeptides, aminoglycosides, macrolides, lincosamides and amphenicols.Results: The antioxidant capabilities of cell suspension were better relative to cell-free extracts and fermented supernatant. KLDS 1.0386 was sensitive to ampicillin, penicillin, imipenem, gentamicin, erythromycin and tetracycline and was resistant to vancomycin, kanamycin, clindamycin and chloramphenicol.Concluton: L.plantarum KLDS 1.0386 had potential antioxidant capabilities and antibiotic resistance.

     

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