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Chemical composition of Rhodocyclus gelatinosus biomass produced in poultry slaughterhouse wastewater
Ponsano, Elisa Helena Giglio; Lacava, Pedro Magalhães; Pinto, Marcos Franke.
  • Ponsano, Elisa Helena Giglio; Universidade Estadual Paulista. Medicina Veterinária. Departamento de Apoio; Produçäo e Saúde Animal. Araçatuba. BR
  • Lacava, Pedro Magalhães; Universidade Estadual Paulista. Instituto de Química. Departamento de Bioquímica. Araraquara. BR
  • Pinto, Marcos Franke; Universidade Estadual Paulista. Medicina Veterinária. Departamento de Apoio; Produçäo e Saúde Animal. Araçatuba. BR
Braz. arch. biol. technol ; 46(2): 143-147, Mar. 2003. tab
Artículo en Inglés | LILACS | ID: lil-351386
ABSTRACT
Rhodocyclus gelatinosus R1 grew photoautotrophically in poultry slaughterhouse wastewater inside glass columns (90x670 mm) during 7 days at 31 ± 4ºC, under anaerobiosis and lightness supplied by daylight plus 3 (100W) incandescent and 4 (40W) fluorescent lamps. The culture was centrifuged (4,500xg/20 min) and lyophilized to originate a bacterial biomass with 7.1 percent moisture content. Chemical composition investigation showed 67.6 percent crude protein, 27.6 percent total carbohydrate, 0.6 percent lipids and 4.2 percent ash (dry weight). Amino acid composition of the biomass was similar to others described in the literature for Rhodocyclus gelatinosus and for other photosynthetic bacteria. Effluent COD removal after cultivation and elimination of the biomass was around 90 percent. The valuable chemical composition of Rhodocyclus gelatinosus R1 biomass and the high content in essential amino acids signs for the potential use of the product in poultry feed
Texto completo: Disponible Índice: LILACS (Américas) Idioma: Inglés Revista: Braz. arch. biol. technol Asunto de la revista: Biologia Año: 2003 Tipo del documento: Artículo País de afiliación: Brasil Institución/País de afiliación: Universidade Estadual Paulista/BR

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Texto completo: Disponible Índice: LILACS (Américas) Idioma: Inglés Revista: Braz. arch. biol. technol Asunto de la revista: Biologia Año: 2003 Tipo del documento: Artículo País de afiliación: Brasil Institución/País de afiliación: Universidade Estadual Paulista/BR