Caracterização química de isolados e de um concentrado proteico de soja produzido no Brasil

Autores

  • Miriam Fontes Araújo UFV
  • José Carlos Gomes UFV
  • Renato Sant'Anna UFV
  • Dirceu J Silva UFV

Palavras-chave:

proteína vegetal, soja, ingrediente alimentar, atividade urease, precipitado isoelétrico

Resumo

Five soybean protein isolates and one concentrate produced in Brazil were characterized by their chemical composition. All isolates showed protein (Nx6.25) level above 90% , and the concentrate, 69%.

Referências

A.O.C.S. Tentative method Ba 9-58 - Urease activity. In: SMITH, A.K. & CIRCLE, S.J. (ed.). Soybeans: Chemistry and Technology. Westport, Connecticut, Avi Publishing Company, 1878. Vol. 1. p. 454-456.

ARAI, S. Deterioration of food proteins by binding unwanted compounds such as flavors, lipids and pigments. In: Chemucai Deterioration o Protems. Washington, American Chemical Society, 1980. p. 195-209 (ACS Symposium Series 123).

BAKER, E.C. & MUSTAKAS, G.C. Heat inactivation of trypsin inhibitor, lipoxygenase and urease in soybeans: Etfect of acid and base additives. Journat oj American Ot Chenusts Society, 506):137-141, 1973.

CHEN, P.S.; TORIBARA, T.Y. & WARNER, H. Microdetermination of phosphorus. Analytical Chenustry, 28(11):1756-1758, 1956.

CIRCLE, S.J. & SMITH, A K. Processing soy flours, protein concentrates and protein isolates. In: CIRCLE, S.J. & SMITH, AK., (ed.). Soybeans. Chemustry ana Technotogy. Westport, Connecticut, Avi Publishing Company, 1978. Vol. 1, D. 204-338.

COSTA, S.1.; DIETRICH, QQ.; MORETTI, V.A.; CANTO, W.L. & COBRE, R.V. O emprego da soja na alimentação humana. Boietim do ITAL, 46:1-24, 1976.

DELEPELAIRE, P. & CHUA, N.H. Lithium dodecyl sulfate,polyacrylamide gel electrophoresis ot thylakoid membranes at 4°C: Characterizations of two additional chlorophyll in a proteins complexes. Proc. Nationai Academy of Science, 76(1):111-115, 1979.

FAO. Necessiaades de energia y de protemas: Injorme de un Comue Especiai Mixto FAQ,OMS de Expertos. Roma, 1973. 138 p. (Série de Informes Técnicos, 522).

GOMES, J.C.; KOCH, U. & BRUNNER, J.R. Isolation of a trypsin inhibitor trom navy beans by attinity chromatography. Cereai Chenusiry, 5616):525-529, 1479.

KINSELLA, J.R. Functional properties of soy proteins. Journat oj American Ou Chenusts Socety, 5613).:242-258, 1979.

KNORR, D. Etiect of recovery methods on yield, quality and functional properties ot potato protein concentrates. Journai of Food Science, 45(5):1183- 1186, 1980.

12. LIENER, LE. Nutritional value of food protein products. In: SMITH, AK. & CIRCLE, SJ. (ed.). Soybeans: Chenustry and Technology. Westport, Connecti- cut, Avi Publishing Company, 1978. v.1. p. 203-277.

MCNAUGHTON, J.L. Color, trypsin inhibitor and urease activity as it atlects growth of broilers. Journal of American Ou Chemusts Society, 5513):321-324, 1981,

MILLERD, A. Biochemistry of legume seed proteins. Annual Review of Plant Physuwiogy, 26:53-72, 1975,

NORMAS anabiticas do Insiiiuto Adoljo Lutz. 2 ed, Sao Paulo, 1976, v.1, 371 P.

OPIENSKA-BLAUTH, J.; CHAREZINSKI, M. & BEBEC, H: A new, rapid method of determining tryptophan. Anaulycal Biochenusiry, 6(1):69-76, 1963,

SPACKMAN, D.H. & STANFORD, M. Automatic recording apparatus for use in the chromatography of amino acids. Anaiytical Chenustry, 3017):1190-1206, 1958.

WOLF, W.J. Soybean proteins: Their functional, chemical e physical proper- ties. Journat of Agricuiture and Food Chemnustry, 1516):969-976, 1970.

WOLF, W.J. Legumes: seed composition and structure, processing into pro- tein products and protein properties. In: WHITAKER, J.R. (ed.). Food pro- tems. Westport, Connecticut, Avi Publishing Co., 1977. p. 291-314.

VLIEGENTHART, J.F.G.; VELDINK, G.A. & BOLDINGH, J. Recent Progess in the Study on the Mechanism of Action of Soybean Lipoxygenase. Journal of Agriculture and Food Chemistry, 27(3):623-626. 1979.

Downloads

Publicado

2025-04-10

Como Citar

Fontes Araújo , M., Gomes , J. C., Sant’Anna, R., & Silva , D. J. (2025). Caracterização química de isolados e de um concentrado proteico de soja produzido no Brasil. Revista Ceres, 33(188), 320–329. Recuperado de https://ojs.ceres.ufv.br/ceres/article/view/7501

Edição

Seção

ARTICLE