Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures

This study investigated the biological removal of heavy metals from mine tailings in Kazakhstan using acidophilic microorganism strains <i>Acidithiobacillus</i><i> </i><i>ferrivorans</i><i> </i>535 and <i>Acidithiobacillus</i><i> <...

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Main Authors: Kuanysh N. Seitkamal, Nariman K. Zhappar, Valentin M. Shaikhutdinov, Aigerim K. Shibaуeva, Sadia Ilyas, Ilya V. Korolkov, Hyunjung Kim
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Minerals
Subjects:
Online Access:https://www.mdpi.com/2075-163X/10/11/972
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spelling doaj-f3b30f1694d24e9892f8edd63c9fd79d2020-11-25T04:02:09ZengMDPI AGMinerals2075-163X2020-10-011097297210.3390/min10110972Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate TemperaturesKuanysh N. Seitkamal0Nariman K. Zhappar1Valentin M. Shaikhutdinov2Aigerim K. Shibaуeva3Sadia Ilyas4Ilya V. Korolkov5Hyunjung Kim6LLP “Scientific-analytical center “Biomedpreparat”, Stepnogorsk, 3 microdistrict-9, Stepnogorsk, Akmola Region 021500, KazakhstanLLP “Scientific-analytical center “Biomedpreparat”, Stepnogorsk, 3 microdistrict-9, Stepnogorsk, Akmola Region 021500, KazakhstanLLP “Scientific-analytical center “Biomedpreparat”, Stepnogorsk, 3 microdistrict-9, Stepnogorsk, Akmola Region 021500, KazakhstanLLP “Scientific-analytical center “Biomedpreparat”, Stepnogorsk, 3 microdistrict-9, Stepnogorsk, Akmola Region 021500, KazakhstanDepartment of Mineral Resources and Energy Engineering, Jeonbuk National University, 567, Baekje-daero, Deokjin-gu, Jeonju, Jeonbuk 54896, KoreaL.N. Gumilyov Eurasian National University, Satpaev str. 5, Nur-Sultan 010008, KazakhstanDepartment of Mineral Resources and Energy Engineering, Jeonbuk National University, 567, Baekje-daero, Deokjin-gu, Jeonju, Jeonbuk 54896, KoreaThis study investigated the biological removal of heavy metals from mine tailings in Kazakhstan using acidophilic microorganism strains <i>Acidithiobacillus</i><i> </i><i>ferrivorans</i><i> </i>535 and <i>Acidithiobacillus</i><i> </i><i>ferrooxida</i><i>ns</i> 377. The experiments were conducted in shake flasks at pH 1.6, various temperatures (28 °C, 18 °C, and 8 °C), and 10% solid concentration (w/v). The results of inductively coupled plasma optical emission spectroscopy and X-ray diffraction analyses showed that arsenic was particularly efficiently removed at 28 °C. At this temperature, <i>A. </i><i>ferrooxidans</i><i> </i>377 was more efficient at removal than the other strain. Meanwhile, <i>A.</i> f<i>errivorans</i> 535 was more efficient than <i>A. </i><i>ferrooxidans</i> 377 at 8 °C. One of the more significant findings to emerge from this study is that arsenic can be removed at a low temperature and high solid concentration. The results of this study support the idea that microorganisms can be used for removing arsenic via a combination of biooxidation and chemical methods.https://www.mdpi.com/2075-163X/10/11/972Acidithiobacillus ferrivoransAcidithiobacillus ferrooxidansarsenic removalbioleachingmine tailings
collection DOAJ
language English
format Article
sources DOAJ
author Kuanysh N. Seitkamal
Nariman K. Zhappar
Valentin M. Shaikhutdinov
Aigerim K. Shibaуeva
Sadia Ilyas
Ilya V. Korolkov
Hyunjung Kim
spellingShingle Kuanysh N. Seitkamal
Nariman K. Zhappar
Valentin M. Shaikhutdinov
Aigerim K. Shibaуeva
Sadia Ilyas
Ilya V. Korolkov
Hyunjung Kim
Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures
Minerals
Acidithiobacillus ferrivorans
Acidithiobacillus ferrooxidans
arsenic removal
bioleaching
mine tailings
author_facet Kuanysh N. Seitkamal
Nariman K. Zhappar
Valentin M. Shaikhutdinov
Aigerim K. Shibaуeva
Sadia Ilyas
Ilya V. Korolkov
Hyunjung Kim
author_sort Kuanysh N. Seitkamal
title Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures
title_short Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures
title_full Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures
title_fullStr Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures
title_full_unstemmed Bioleaching for the Removal of Arsenic from Mine Tailings by Psychrotolerant and<i> </i>Mesophilic<i> </i>Microbes<i> </i>at Markedly Continental Climate Temperatures
title_sort bioleaching for the removal of arsenic from mine tailings by psychrotolerant and<i> </i>mesophilic<i> </i>microbes<i> </i>at markedly continental climate temperatures
publisher MDPI AG
series Minerals
issn 2075-163X
publishDate 2020-10-01
description This study investigated the biological removal of heavy metals from mine tailings in Kazakhstan using acidophilic microorganism strains <i>Acidithiobacillus</i><i> </i><i>ferrivorans</i><i> </i>535 and <i>Acidithiobacillus</i><i> </i><i>ferrooxida</i><i>ns</i> 377. The experiments were conducted in shake flasks at pH 1.6, various temperatures (28 °C, 18 °C, and 8 °C), and 10% solid concentration (w/v). The results of inductively coupled plasma optical emission spectroscopy and X-ray diffraction analyses showed that arsenic was particularly efficiently removed at 28 °C. At this temperature, <i>A. </i><i>ferrooxidans</i><i> </i>377 was more efficient at removal than the other strain. Meanwhile, <i>A.</i> f<i>errivorans</i> 535 was more efficient than <i>A. </i><i>ferrooxidans</i> 377 at 8 °C. One of the more significant findings to emerge from this study is that arsenic can be removed at a low temperature and high solid concentration. The results of this study support the idea that microorganisms can be used for removing arsenic via a combination of biooxidation and chemical methods.
topic Acidithiobacillus ferrivorans
Acidithiobacillus ferrooxidans
arsenic removal
bioleaching
mine tailings
url https://www.mdpi.com/2075-163X/10/11/972
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