Artículos de revistas
Selection of Pseudomonas for industrial textile dyes decolourization
Registro en:
International Biodeterioration & Biodegradation. Elsevier Sci Ltd, v. 63, n. 2, n. 230, n. 235, 2009.
0964-8305
WOS:000263710700018
10.1016/j.ibiod.2008.09.007
Autor
Silveira, E
Marques, PP
Silva, SS
Lima, JL
Porto, ALF
Tambourgi, EB
Institución
Resumen
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Pigment is the first contaminant to be recognised in bodies of water and wastewater. Besides the aesthetic problem, dyes obstruct light and reduce oxygen mass transfer. This paper describes the selection of Pseudomonas strains with the ability to remove colour from textile industrial dyes. Four Pseudomonas species were tested against 14 commercial industrial dyes, Pseudomonas cepacia exhibited no growth at all on plates containing dyes (1 g l(-1)), whereas Pseudomonas aeruginosa, Pseudomonas oleovorans and Pseudomonas putida exhibited considerable growth. Decolourization in a liquid culture revealed that P. oleovorans is more viable for decolourizing textile dyes, as it achieved over 80% colour removal for two of the 14 dyes studied; it also proved to be more tolerant to high dye concentrations. (C) 2008 Elsevier Ltd. All rights reserved. 63 2 230 235 Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)