Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars

The aim of this work was to investigate the influence of cold storage at 2 °C for 180 days on water content, total acids, reducing and total sugar, antioxidant activity, polyphenol oxidase activity, and polyphenol profile of three Croatian traditional apple cultivars (‘Kanadska Reneta’, ‘Ilzer Rosen...

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Main Authors: Ante Lončarić, Ana-Marija Gotal Skoko, Ivana Flanjak, Antun Jozinović, Jurislav Babić, Ivana Tomac, Marin Mihaljević Žulj, Goran Fruk, Martina Skendrović Babojelić, Bojan Šarkanj, Tihomir Kovač
Format: Article
Language:English
Published: Croatian Society of Chemical Engineers 2023-05-01
Series:Kemija u Industriji
Subjects:
Online Access:http://silverstripe.fkit.hr/kui/assets/Uploads/4-317-322-KUI-5-6-2023.pdf
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author Ante Lončarić
Ana-Marija Gotal Skoko
Ivana Flanjak
Antun Jozinović
Jurislav Babić
Ivana Tomac
Marin Mihaljević Žulj
Goran Fruk
Martina Skendrović Babojelić
Bojan Šarkanj
Tihomir Kovač
author_facet Ante Lončarić
Ana-Marija Gotal Skoko
Ivana Flanjak
Antun Jozinović
Jurislav Babić
Ivana Tomac
Marin Mihaljević Žulj
Goran Fruk
Martina Skendrović Babojelić
Bojan Šarkanj
Tihomir Kovač
author_sort Ante Lončarić
collection DOAJ
description The aim of this work was to investigate the influence of cold storage at 2 °C for 180 days on water content, total acids, reducing and total sugar, antioxidant activity, polyphenol oxidase activity, and polyphenol profile of three Croatian traditional apple cultivars (‘Kanadska Reneta’, ‘Ilzer Rosenapfel’, ‘Wagener’). A significant variation in polyphenol profile of apple cultivars under investigation was noted. The most represented polyphenols in all apple cultivars were procyanidin B2 followed by chlorogenic acid, epigallocatechin, epicatechin, and phloridzin. After storage, the content of procyanidin B2 and chlorogenic acid was higher, while content of epigallocatechin after storage was lower in all investigated apple cultivars. Water content before storage ranged between 79.17 and 80.76 %, and after storage between 75.62 and 78.56 %. Total acids, polyphenol oxidase activity, and flavonoids had decreased during storage, while reducing and total sugar content was higher after storage. Moreover, after storage, cultivar ‘Kanadska Reneta’ had the highest antioxidant activity measured by both ABTS and DPPH methods, 1.65 and 0.70 mmol trolox kg–1, respectively. A significant variation in polyphenol profile of apple cultivars under investigation was noted. The most represented polyphenols in all apple cultivars were procyanidin B2, followed by chlorogenic acid, epigallocatechin, epicatechin, and phloridzin. After storage, the content of procyanidin B2 and chlorogenic acid was higher, while content of epigallocatechin after storage was lower in all investigated apple cultivars. Overall, it can be concluded that investigated apple cultivars, after storage, preserved most of the antioxidants and functional properties.
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spelling doaj.art-35c87b2732a947c59daf189eee3e51c02023-05-16T23:17:38ZengCroatian Society of Chemical EngineersKemija u Industriji0022-98301334-90902023-05-01725-631732210.15255/KUI.2022.073Influence of Cold Storage on Quality of Croatian Traditional Apple CultivarsAnte Lončarić0Ana-Marija Gotal Skoko1Ivana Flanjak2Antun Jozinović3Jurislav Babić4Ivana Tomac5Marin Mihaljević Žulj6Goran Fruk7Martina Skendrović Babojelić8Bojan Šarkanj9Tihomir Kovač10Josip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaJosip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaJosip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaJosip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaJosip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaJosip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaUniversity of Zagreb, Faculty of Agriculture, Svetošimunska cesta 25, 10 000 Zagreb, CroatiaUniversity of Zagreb, Faculty of Agriculture, Svetošimunska cesta 25, 10 000 Zagreb, CroatiaUniversity of Zagreb, Faculty of Agriculture, Svetošimunska cesta 25, 10 000 Zagreb, CroatiaUniversity North, Department of Food Technology, Trg dr. Žarka Dolinara 1, 48 000 Koprivnica, CroatiaJosip Juraj Strossmayer University of Osijek, Faculty of Food Technology Osijek, Franje Kuhača 18, 31 000 Osijek, CroatiaThe aim of this work was to investigate the influence of cold storage at 2 °C for 180 days on water content, total acids, reducing and total sugar, antioxidant activity, polyphenol oxidase activity, and polyphenol profile of three Croatian traditional apple cultivars (‘Kanadska Reneta’, ‘Ilzer Rosenapfel’, ‘Wagener’). A significant variation in polyphenol profile of apple cultivars under investigation was noted. The most represented polyphenols in all apple cultivars were procyanidin B2 followed by chlorogenic acid, epigallocatechin, epicatechin, and phloridzin. After storage, the content of procyanidin B2 and chlorogenic acid was higher, while content of epigallocatechin after storage was lower in all investigated apple cultivars. Water content before storage ranged between 79.17 and 80.76 %, and after storage between 75.62 and 78.56 %. Total acids, polyphenol oxidase activity, and flavonoids had decreased during storage, while reducing and total sugar content was higher after storage. Moreover, after storage, cultivar ‘Kanadska Reneta’ had the highest antioxidant activity measured by both ABTS and DPPH methods, 1.65 and 0.70 mmol trolox kg–1, respectively. A significant variation in polyphenol profile of apple cultivars under investigation was noted. The most represented polyphenols in all apple cultivars were procyanidin B2, followed by chlorogenic acid, epigallocatechin, epicatechin, and phloridzin. After storage, the content of procyanidin B2 and chlorogenic acid was higher, while content of epigallocatechin after storage was lower in all investigated apple cultivars. Overall, it can be concluded that investigated apple cultivars, after storage, preserved most of the antioxidants and functional properties.http://silverstripe.fkit.hr/kui/assets/Uploads/4-317-322-KUI-5-6-2023.pdfkanadska renetailzer rosenapfelwagenerpolyphenol profileantioxidant activity
spellingShingle Ante Lončarić
Ana-Marija Gotal Skoko
Ivana Flanjak
Antun Jozinović
Jurislav Babić
Ivana Tomac
Marin Mihaljević Žulj
Goran Fruk
Martina Skendrović Babojelić
Bojan Šarkanj
Tihomir Kovač
Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars
Kemija u Industriji
kanadska reneta
ilzer rosenapfel
wagener
polyphenol profile
antioxidant activity
title Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars
title_full Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars
title_fullStr Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars
title_full_unstemmed Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars
title_short Influence of Cold Storage on Quality of Croatian Traditional Apple Cultivars
title_sort influence of cold storage on quality of croatian traditional apple cultivars
topic kanadska reneta
ilzer rosenapfel
wagener
polyphenol profile
antioxidant activity
url http://silverstripe.fkit.hr/kui/assets/Uploads/4-317-322-KUI-5-6-2023.pdf
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