Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat
Chromium (Cr) is recognized as a toxic metal that has detrimental effects on living organisms; notably, it is discharged into soil by various industries as a result of anthropogenic activities. Microbe-assisted phytoremediation is one of the most emergent and environmentally friendly methods used fo...
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MDPI AG
2020-09-01
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author | Fanrong Zeng Munazza Zahoor Muhammad Waseem Alia Anayat Muhammad Rizwan Awais Ahmad Tahira Yasmeen Shafaqat Ali Mohamed A. El-Sheikh Mohammed Nasser Alyemeni Leonard Wijaya |
author_facet | Fanrong Zeng Munazza Zahoor Muhammad Waseem Alia Anayat Muhammad Rizwan Awais Ahmad Tahira Yasmeen Shafaqat Ali Mohamed A. El-Sheikh Mohammed Nasser Alyemeni Leonard Wijaya |
author_sort | Fanrong Zeng |
collection | DOAJ |
description | Chromium (Cr) is recognized as a toxic metal that has detrimental effects on living organisms; notably, it is discharged into soil by various industries as a result of anthropogenic activities. Microbe-assisted phytoremediation is one of the most emergent and environmentally friendly methods used for the detoxification of pollutants. In this study, the alleviative role of <i>Staphylococcus aureus</i> strain K1 was evaluated in wheat (<i>Triticum aestivum</i> L.) under Cr stress. For this, various Cr concentrations (0, 25, 50 and 100 mg·kg<sup>−1</sup>) with and without peat-moss-based bacterial inoculum were applied in the soil. Results depicted that Cr stress reduced the plants’ growth by causing oxidative stress in the absence of <i>S. aureus</i> K1 inoculation. However, the application of <i>S. aureus</i> K1 regulated the plants’ growth and antioxidant enzymatic activities by reducing oxidative stress and Cr toxicity through conversion of Cr<sup>6+</sup> to Cr<sup>3+</sup>. The Cr<sup>6+</sup> uptake by wheat was significantly reduced in the <i>S. aureus</i> K1 inoculated plants. It can be concluded that the application of <i>S. aureus</i> K1 could be an effective approach to alleviate the Cr toxicity in wheat and probably in other cereals grown under Cr stress. |
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spelling | doaj.art-e4f74e14a2ee4caa9d8b9cbd31ef8c892023-11-20T13:03:54ZengMDPI AGAgronomy2073-43952020-09-01109135410.3390/agronomy10091354Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in WheatFanrong Zeng0Munazza Zahoor1Muhammad Waseem2Alia Anayat3Muhammad Rizwan4Awais Ahmad5Tahira Yasmeen6Shafaqat Ali7Mohamed A. El-Sheikh8Mohammed Nasser Alyemeni9Leonard Wijaya10School of Agriculture, Yangtze University, 88 Jingmi Road, Jingzhou 434025, ChinaDepartment of Environmental Sciences and Engineering, Government College University, Faisalabad 38000, PakistanDepartment of Microbiology, Government College University, Faisalabad 38000, PakistanSoil & Water Testing Lab., Ayub Agricultural Research Institute, Jhang Road, Faisalabad 38000, PakistanDepartment of Environmental Sciences and Engineering, Government College University, Faisalabad 38000, PakistanDepartment of Chemistry, the University of Lahore, Lahore 54590, PakistanDepartment of Environmental Sciences and Engineering, Government College University, Faisalabad 38000, PakistanDepartment of Environmental Sciences and Engineering, Government College University, Faisalabad 38000, PakistanDepartment of Botany and Microbiology, College of Science, King Saud University, Riyadh 11451, Saudi ArabiaDepartment of Botany and Microbiology, College of Science, King Saud University, Riyadh 11451, Saudi ArabiaDepartment of Botany and Microbiology, College of Science, King Saud University, Riyadh 11451, Saudi ArabiaChromium (Cr) is recognized as a toxic metal that has detrimental effects on living organisms; notably, it is discharged into soil by various industries as a result of anthropogenic activities. Microbe-assisted phytoremediation is one of the most emergent and environmentally friendly methods used for the detoxification of pollutants. In this study, the alleviative role of <i>Staphylococcus aureus</i> strain K1 was evaluated in wheat (<i>Triticum aestivum</i> L.) under Cr stress. For this, various Cr concentrations (0, 25, 50 and 100 mg·kg<sup>−1</sup>) with and without peat-moss-based bacterial inoculum were applied in the soil. Results depicted that Cr stress reduced the plants’ growth by causing oxidative stress in the absence of <i>S. aureus</i> K1 inoculation. However, the application of <i>S. aureus</i> K1 regulated the plants’ growth and antioxidant enzymatic activities by reducing oxidative stress and Cr toxicity through conversion of Cr<sup>6+</sup> to Cr<sup>3+</sup>. The Cr<sup>6+</sup> uptake by wheat was significantly reduced in the <i>S. aureus</i> K1 inoculated plants. It can be concluded that the application of <i>S. aureus</i> K1 could be an effective approach to alleviate the Cr toxicity in wheat and probably in other cereals grown under Cr stress.https://www.mdpi.com/2073-4395/10/9/1354chromium<i>Staphylococcus aureus</i>wheatoxidative stressantioxidants |
spellingShingle | Fanrong Zeng Munazza Zahoor Muhammad Waseem Alia Anayat Muhammad Rizwan Awais Ahmad Tahira Yasmeen Shafaqat Ali Mohamed A. El-Sheikh Mohammed Nasser Alyemeni Leonard Wijaya Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat Agronomy chromium <i>Staphylococcus aureus</i> wheat oxidative stress antioxidants |
title | Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat |
title_full | Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat |
title_fullStr | Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat |
title_full_unstemmed | Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat |
title_short | Influence of Metal-Resistant <i>Staphylococcus aureus</i> Strain K1 on the Alleviation of Chromium Stress in Wheat |
title_sort | influence of metal resistant i staphylococcus aureus i strain k1 on the alleviation of chromium stress in wheat |
topic | chromium <i>Staphylococcus aureus</i> wheat oxidative stress antioxidants |
url | https://www.mdpi.com/2073-4395/10/9/1354 |
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