Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review

Cyanobacteria are an ancient and diverse group of microorganisms, considered as important contributors to the formation of Earth's atmosphere and nitrogen fixation. However, the input of nutrients in water by anthropogenic activities frequently provides cyanobacteria blooms associated with toxi...

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Main Authors: Thalita Tieko Silva, Sueli Ivone Borrely
Format: Article
Language:English
Published: Brazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR) 2021-04-01
Series:Brazilian Journal of Radiation Sciences
Subjects:
Online Access:https://bjrs.org.br/revista/index.php/REVISTA/article/view/1457
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author Thalita Tieko Silva
Sueli Ivone Borrely
author_facet Thalita Tieko Silva
Sueli Ivone Borrely
author_sort Thalita Tieko Silva
collection DOAJ
description Cyanobacteria are an ancient and diverse group of microorganisms, considered as important contributors to the formation of Earth's atmosphere and nitrogen fixation. However, the input of nutrients in water by anthropogenic activities frequently provides cyanobacteria blooms associated with toxic compounds. Secondary metabolites, also called cyanotoxins, are often harmful to wild and domestic life, including humans. The first part of this review focuses on cyanobacteria and their ability to produce a variety of toxins as well as describe the Brazilian guidelines on the evaluation and management of these toxins in water quality. Then, we present a review of recent literature on the use of ionizing radiation in terms of cyanobacteria cell removal, degree of degradation of cyanotoxins in water, and reaction kinetics. In view of the exposed results, the paper concludes that ionizing radiation is an efficient and economically viable alternative for the remediation of areas contaminated by cyanobacterial blooms and cyanotoxins, especially in reservoirs intended for water treatment and supply. In addition, some suggestions are provided for further studies on the use of this technology in the treatment of drinking water.
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spelling doaj-art-2de1bb8ac6c243c6b2f29cb62b5a10a82025-07-16T00:59:37ZengBrazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR)Brazilian Journal of Radiation Sciences2319-06122021-04-0191A10.15392/bjrs.v9i1A.14571128Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief reviewThalita Tieko SilvaSueli Ivone BorrelyCyanobacteria are an ancient and diverse group of microorganisms, considered as important contributors to the formation of Earth's atmosphere and nitrogen fixation. However, the input of nutrients in water by anthropogenic activities frequently provides cyanobacteria blooms associated with toxic compounds. Secondary metabolites, also called cyanotoxins, are often harmful to wild and domestic life, including humans. The first part of this review focuses on cyanobacteria and their ability to produce a variety of toxins as well as describe the Brazilian guidelines on the evaluation and management of these toxins in water quality. Then, we present a review of recent literature on the use of ionizing radiation in terms of cyanobacteria cell removal, degree of degradation of cyanotoxins in water, and reaction kinetics. In view of the exposed results, the paper concludes that ionizing radiation is an efficient and economically viable alternative for the remediation of areas contaminated by cyanobacterial blooms and cyanotoxins, especially in reservoirs intended for water treatment and supply. In addition, some suggestions are provided for further studies on the use of this technology in the treatment of drinking water.https://bjrs.org.br/revista/index.php/REVISTA/article/view/1457cyanobacteriacyanotoxinsionizing radiationirradiators
spellingShingle Thalita Tieko Silva
Sueli Ivone Borrely
Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review
Brazilian Journal of Radiation Sciences
cyanobacteria
cyanotoxins
ionizing radiation
irradiators
title Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review
title_full Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review
title_fullStr Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review
title_full_unstemmed Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review
title_short Use of ionizing radiation for the inhibition and removal of cyanotoxins in water: A brief review
title_sort use of ionizing radiation for the inhibition and removal of cyanotoxins in water a brief review
topic cyanobacteria
cyanotoxins
ionizing radiation
irradiators
url https://bjrs.org.br/revista/index.php/REVISTA/article/view/1457
work_keys_str_mv AT thalitatiekosilva useofionizingradiationfortheinhibitionandremovalofcyanotoxinsinwaterabriefreview
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