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    Evaluation of porcine albumin as a partial replacement for egg white in chocolate cakes

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    Se analiz贸 el efecto de la sustituci贸n de clara de huevo por alb煤mina s茅rica porcina (ASP) en panqu茅s de chocolate. La ASP se obtuvo mediante un m茅todo escalado de aislamiento por cromatograf铆a de interacci贸n hidrof贸bica. En la formulaci贸n del panqu茅 se reemplaz贸 el 50 y 100% de la clara de huevo con ASP. Todos los panqu茅s presentaron valores similares (P >0.05) de los par谩metros de color en la miga: L (25,7-26,2), a* (9,8-10,1) y b* (14,5-15,0) y en la costra: L (25,7-26,2), a* (9,8-10,1) y b* (14,5-15,0). La textura (2,9 N) y el volumen (148,9 卤 1,8 cm 3) de los panqu茅s con 50% de ASP fueron similares (P> 0,05) a los de los controles. El an谩lisis sensorial indic贸 que los panqu茅s en los que se reemplaz贸 50% de la clara por ASP, gustaron tanto como los controles. Los panqu茅s con un reemplazo del 100%, gustaron menos. La excelente calidad microbiol贸gica de los panqu茅s muestra las 贸ptimas condiciones sanitarias durante la obtenci贸n de la ASP y su elaboraci贸[email protected] effect of porcine serum albumin (PSA) as a substitute for egg white (EW) in chocolate cakes was examined. PSA was obtained by a lab-scaled method of Hydrophobic Interaction Chromatography. 50 and 100% of the evel of EW was replaced with PSA in cake formulation. All cakes had similar (P > 0.05) crumb L (25.7-26.2), a* (9.8-10.1) y b* (14.5-15.0) and crust: L (25.7-26.2), a* (9.8-10.1) y b* (14.5-15.0) color values. Texture (2.9 N) and volume (148.9 1.8 cm 3) of cakes with 50% PSA replacing EW were similar (P > 0.05) to those of the controls. Sensory analysis indicated that cakes replaced with 50% EW for ASP were as well liked as control cakes. The excellent microbiological quality of formulated cakes points out the optimal sanitary conditions in the PSA isolation and in the cake elaboration process
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