<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Nickel resistant bacterial strain <italic>Enterobacter asburiae</italic> KUNi5 was isolated and showed resistance up to 15 mM and could remove Ni optimally better at 37°C and pH 7. Maximum removal was found at initial concentration of 0.5 to 2 mM, however, growth and Ni removal were affected by other heavy metals. Major amount of the metal was accumulated in the membrane fractions and certain negatively charged groups were found responsible for Ni binding. KUNi5 could also produce 1-aminocyclopropane-1-carboxylate deaminase, indole-acetic acid and siderophore. It seems that KUNi5 could be a possible candidate for Ni detoxification and plant growth promotion in Ni-contaminated field.</p>
</abstract>

Nickel resistant bacterial strain Enterobacter asburiae KUNi5 was isolated and showed resistance up to 15 mM and could remove Ni optimally better at 37°C and pH 7. Maximum removal was found at initial concentration of 0.5 to 2 mM, however, growth and Ni removal were affected by other heavy metals. Major amount of the metal was accumulated in the membrane fractions and certain negatively charged groups were found responsible for Ni binding. KUNi5 could also produce 1-aminocyclopropane-1-carboxylate deaminase, indole-acetic acid and siderophore. It seems that KUNi5 could be a possible candidate for Ni detoxification and plant growth promotion in Ni-contaminated field.

<italic>Enterobacter asburiae</italic> KUNi5, a Nickel Resistant Bacterium for Possible Bioremediation of Nickel Contaminated Sites

Polish Journal of Microbiology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

 KUNi5, a Nickel Resistant Bacterium for Possible Bioremediation of Nickel Contaminated Sites

Nickel resistant bacterial strain Enterobacter asburiae KUNi5 was isolated and showed resistance up to 15 mM and could remove Ni optimally better at 37°C and...

Enterobacter asburiae KUNi5, a Nickel Resistant Bacterium for Possible Bioremediation of Nickel Contaminated Sites

Published Online: Mar 15, 2016

Page range: 115 - 118

Received: Feb 06, 2015

Accepted: May 31, 2015

DOI: https://doi.org/10.5604/17331331.1197284

Keywords
sp., bioremediation, nickel

© 2016 ANIRUDHA PAUL et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Enterobacter asburiae KUNi5, a Nickel Resistant Bacterium for Possible Bioremediation of Nickel Contaminated Sites

Published Online: Mar 15, 2016

Page range: 115 - 118

Received: Feb 06, 2015

Accepted: May 31, 2015

DOI: https://doi.org/10.5604/17331331.1197284

Keywordssp., bioremediation, nickel

© 2016 ANIRUDHA PAUL et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
sp., bioremediation, nickel