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(Reference retrieved automatically from SciELO through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

Conversion of malonyl-beta-glycoside isoflavones into glycoside isoflavones in brazilian soybeans

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Author(s):
Yong Kun Park [1] ; Cláudio Lima Aguiar [2] ; Severino Matias Alencar [3] ; Hipólito Antonio A. Mascarenhas [4] ; Adilma Regina Pippa Scamparini [5]
Total Authors: 5
Affiliation:
[1] Universidade Estadual de Campinas. Faculdade de Engenharia de Alimentos. Laboratório de Bioquímica - Brasil
[2] Universidade Estadual de Campinas. Faculdade de Engenharia de Alimentos. Laboratório de Bioquímica - Brasil
[3] Universidade Estadual de Campinas. Faculdade de Engenharia de Alimentos. Laboratório de Bioquímica - Brasil
[4] Inatituto Agornômico de Campinas. Centro de Plantas Graníferas. Laboratório de Bioquímica - Brasil
[5] Universidade Estadual de Campinas. Faculdade de Engenharia de Alimentos. Laboratório de Bioquímica - Brasil
Total Affiliations: 5
Document type: Journal article
Source: FOOD SCIENCE AND TECHNOLOGY; v. 22, n. 2, p. 130-135, 2002-08-00.
Abstract

As a major soybean producer, Brazil finds it important to characterize the isoflavone composition of those cultivars of greater agricultural relevance and to investigate the effect of the temperature of extraction on the isoflavone content. At 25ºC, the IAC Foscarin 31-1 cultivar exhibited a mean total concentration of isoflavones of 1,405mug/g, while IAC 15-1 showed about 3,008mug/g. Heating at 121ºC for 40 minutes, promoted a reduction of up to 17.6 times in the concentration of malonylglycoside isoflavones and an increase of approximately 2.6 times in the concentration of glycoside isoflavones. (AU)