Development of the method of peanuts detoxification and improvement of its digestion

Heat treatment, namely hydrothermal treatment, followed by roasting was chosen in order to reduce the content of toxicants and antinutritional substances. Rational duration of hydrothermal processing is the temperature of 100º C at which the content of oxalic acid and its salts is reduced by 67.2......

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Main Authors: Antonina DUBININA, Svitlana LENERT, Olga KHOMENKO, Tetyana SHCHERBAKOVA, Ludmila MALUK
Format: Article
Language:English
Published: Galati University Press 2016-08-01
Series:Annals of the University Dunarea de Jos of Galati. Fascicle VI: Food Technology
Subjects:
Online Access:http://www.ann.ugal.ro/tpa/Anale%202016/vol%201/1%20Dubinina%20et%20al.pdf
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author Antonina DUBININA
Svitlana LENERT
Olga KHOMENKO
Tetyana SHCHERBAKOVA
Ludmila MALUK
author_facet Antonina DUBININA
Svitlana LENERT
Olga KHOMENKO
Tetyana SHCHERBAKOVA
Ludmila MALUK
author_sort Antonina DUBININA
collection DOAJ
description Heat treatment, namely hydrothermal treatment, followed by roasting was chosen in order to reduce the content of toxicants and antinutritional substances. Rational duration of hydrothermal processing is the temperature of 100º C at which the content of oxalic acid and its salts is reduced by 67.2...76.0%, and copper salts – by 28.8...38.0%, duration of 30...40 min being chosen. The duration for peanut kernels roasting (t = 120º C) was determined by the change of its color. It was determined that rational colour-parametric characteristics of peanut kernels (dominant wavelength 581.3 - 582.5 nm, color purity 35.9 - 36.0%, brightness 37.1 - 38.1%) are achieved during roasting for 30 - 35 min. The digestibility of peanut protein increased by 20 mg of tyrosine per 1 g of protein indicating the improvement of enzymatic hydrolysis of protein.
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spelling doaj.art-6b1fa23f08b342d3bb16085dd4c7f1202022-12-22T01:12:40ZengGalati University PressAnnals of the University Dunarea de Jos of Galati. Fascicle VI: Food Technology1843-51572068-259X2016-08-01401922Development of the method of peanuts detoxification and improvement of its digestionAntonina DUBININA0Svitlana LENERT1Olga KHOMENKO2Tetyana SHCHERBAKOVA3Ludmila MALUK4Kharkiv State University of Food Technology and Trade, Kharkiv, UkraineKharkiv State University of Food Technology and Trade, Kharkiv, UkraineKharkiv State University of Food Technology and Trade, Kharkiv, UkraineKharkiv State University of Food Technology and Trade, Kharkiv, UkraineKharkiv State University of Food Technology and Trade, Kharkiv, UkraineHeat treatment, namely hydrothermal treatment, followed by roasting was chosen in order to reduce the content of toxicants and antinutritional substances. Rational duration of hydrothermal processing is the temperature of 100º C at which the content of oxalic acid and its salts is reduced by 67.2...76.0%, and copper salts – by 28.8...38.0%, duration of 30...40 min being chosen. The duration for peanut kernels roasting (t = 120º C) was determined by the change of its color. It was determined that rational colour-parametric characteristics of peanut kernels (dominant wavelength 581.3 - 582.5 nm, color purity 35.9 - 36.0%, brightness 37.1 - 38.1%) are achieved during roasting for 30 - 35 min. The digestibility of peanut protein increased by 20 mg of tyrosine per 1 g of protein indicating the improvement of enzymatic hydrolysis of protein.http://www.ann.ugal.ro/tpa/Anale%202016/vol%201/1%20Dubinina%20et%20al.pdfpeanutsoxalic acidcopper saltshydrothermal treatmentroastingdigestibility
spellingShingle Antonina DUBININA
Svitlana LENERT
Olga KHOMENKO
Tetyana SHCHERBAKOVA
Ludmila MALUK
Development of the method of peanuts detoxification and improvement of its digestion
Annals of the University Dunarea de Jos of Galati. Fascicle VI: Food Technology
peanuts
oxalic acid
copper salts
hydrothermal treatment
roasting
digestibility
title Development of the method of peanuts detoxification and improvement of its digestion
title_full Development of the method of peanuts detoxification and improvement of its digestion
title_fullStr Development of the method of peanuts detoxification and improvement of its digestion
title_full_unstemmed Development of the method of peanuts detoxification and improvement of its digestion
title_short Development of the method of peanuts detoxification and improvement of its digestion
title_sort development of the method of peanuts detoxification and improvement of its digestion
topic peanuts
oxalic acid
copper salts
hydrothermal treatment
roasting
digestibility
url http://www.ann.ugal.ro/tpa/Anale%202016/vol%201/1%20Dubinina%20et%20al.pdf
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AT svitlanalenert developmentofthemethodofpeanutsdetoxificationandimprovementofitsdigestion
AT olgakhomenko developmentofthemethodofpeanutsdetoxificationandimprovementofitsdigestion
AT tetyanashcherbakova developmentofthemethodofpeanutsdetoxificationandimprovementofitsdigestion
AT ludmilamaluk developmentofthemethodofpeanutsdetoxificationandimprovementofitsdigestion