Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate

Rosemary (Rosmarinus officinalis L.) transglutaminase (RTGase) was used to cross-link whey protein isolate (WPI) and its ability to induce gelation was investigated. The rheological and textural properties of WPI were improved with RTGase treatment. Set-type yoghurts fortified with 1% WPI powder tre...

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Main Authors: Ibrahim Osama, Glibowski Pawel, Nour Maher, El-Hofi Mahmoud, El-Tanboly El-Sayed, Abd-Rabou Nabil
Format: Article
Language:English
Published: Institute of Animal Reproduction and Food Research of the Polish Academy of Sciences 2017-12-01
Series:Polish Journal of Food and Nutrition Sciences
Subjects:
Online Access:http://www.degruyter.com/view/j/pjfns.2017.67.issue-4/pjfns-2016-0020/pjfns-2016-0020.xml?format=INT
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author Ibrahim Osama
Glibowski Pawel
Nour Maher
El-Hofi Mahmoud
El-Tanboly El-Sayed
Abd-Rabou Nabil
author_facet Ibrahim Osama
Glibowski Pawel
Nour Maher
El-Hofi Mahmoud
El-Tanboly El-Sayed
Abd-Rabou Nabil
author_sort Ibrahim Osama
collection DOAJ
description Rosemary (Rosmarinus officinalis L.) transglutaminase (RTGase) was used to cross-link whey protein isolate (WPI) and its ability to induce gelation was investigated. The rheological and textural properties of WPI were improved with RTGase treatment. Set-type yoghurts fortified with 1% WPI powder treated with RTGase at the level of 2.5 and 10 unit/g protein were studied. Chemical, rheological, textural and organoleptic properties of the yoghurt treated with RTGase were better than these of the control yoghurt.
format Article
id doaj-art-1456a06c369843ba84daa283b9accdfa
institution Kabale University
issn 2083-6007
language English
publishDate 2017-12-01
publisher Institute of Animal Reproduction and Food Research of the Polish Academy of Sciences
record_format Article
series Polish Journal of Food and Nutrition Sciences
spelling doaj-art-1456a06c369843ba84daa283b9accdfa2025-02-02T18:27:28ZengInstitute of Animal Reproduction and Food Research of the Polish Academy of SciencesPolish Journal of Food and Nutrition Sciences2083-60072017-12-0167426527410.1515/pjfns-2016-0020pjfns-2016-0020Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein IsolateIbrahim Osama0Glibowski Pawel1Nour Maher2El-Hofi Mahmoud3El-Tanboly El-Sayed4Abd-Rabou Nabil5Dairy Sciences Department, National Research Centre in Dokki, Cairo, EgyptDepartment of Biotechnology, Human Nutrition and Food Raw Material Science, University of Life Sciences in Lublin, Skromna 8, 20–704Lublin, PolandDairy Department, Faculty of Agriculture, Al-Azhar University, Cairo, EgyptDairy Sciences Department, National Research Centre in Dokki, Cairo, EgyptDairy Sciences Department, National Research Centre in Dokki, Cairo, EgyptDairy Sciences Department, National Research Centre in Dokki, Cairo, EgyptRosemary (Rosmarinus officinalis L.) transglutaminase (RTGase) was used to cross-link whey protein isolate (WPI) and its ability to induce gelation was investigated. The rheological and textural properties of WPI were improved with RTGase treatment. Set-type yoghurts fortified with 1% WPI powder treated with RTGase at the level of 2.5 and 10 unit/g protein were studied. Chemical, rheological, textural and organoleptic properties of the yoghurt treated with RTGase were better than these of the control yoghurt.http://www.degruyter.com/view/j/pjfns.2017.67.issue-4/pjfns-2016-0020/pjfns-2016-0020.xml?format=INTtransglutaminaserosemarycross-linkingwhey proteinsrheologygelation
spellingShingle Ibrahim Osama
Glibowski Pawel
Nour Maher
El-Hofi Mahmoud
El-Tanboly El-Sayed
Abd-Rabou Nabil
Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate
Polish Journal of Food and Nutrition Sciences
transglutaminase
rosemary
cross-linking
whey proteins
rheology
gelation
title Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate
title_full Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate
title_fullStr Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate
title_full_unstemmed Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate
title_short Effect of Rosemary Transglutaminase on Yoghurt Fortified with Whey Protein Isolate
title_sort effect of rosemary transglutaminase on yoghurt fortified with whey protein isolate
topic transglutaminase
rosemary
cross-linking
whey proteins
rheology
gelation
url http://www.degruyter.com/view/j/pjfns.2017.67.issue-4/pjfns-2016-0020/pjfns-2016-0020.xml?format=INT
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AT glibowskipawel effectofrosemarytransglutaminaseonyoghurtfortifiedwithwheyproteinisolate
AT nourmaher effectofrosemarytransglutaminaseonyoghurtfortifiedwithwheyproteinisolate
AT elhofimahmoud effectofrosemarytransglutaminaseonyoghurtfortifiedwithwheyproteinisolate
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