EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE

The effect of walnut leaf and cherry stem extracts on lipid oxidation, instrumental color, pH and antioxidant activity of raw pork patties stored at -18 °C for nine months was evaluated. Incorporation of the phenolic-rich extracts into pork patties reduced the extent of lipid oxidation significantly...

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Main Authors: ANDREI I. BORUZI, VIOLETA NOUR
Format: Article
Language:English
Published: Alma Mater Publishing House "Vasile Alecsandri" University of Bacau 2019-12-01
Series:Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry
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Online Access:http://pubs.ub.ro/?pg=revues&rev=cscc6&num=201904&vol=4&aid=4955
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author ANDREI I. BORUZI
VIOLETA NOUR
author_facet ANDREI I. BORUZI
VIOLETA NOUR
author_sort ANDREI I. BORUZI
collection DOAJ
description The effect of walnut leaf and cherry stem extracts on lipid oxidation, instrumental color, pH and antioxidant activity of raw pork patties stored at -18 °C for nine months was evaluated. Incorporation of the phenolic-rich extracts into pork patties reduced the extent of lipid oxidation significantly (p<0.05) and showed better results than butylated hydroxytoluene (BHT). Walnut leaf extract demonstrated a stronger lipid oxidation inhibitory effect than cherry stem extract. Addition of plant extracts significantly (p<0.05) increased the total phenolic content and the antioxidant activity of raw pork patties. pH values increased while total phenolic content and radical scavenging activity significantly decreased throughout the nine months storage period. The extracts determined color alterations but they were effective for inhibiting the browning and discoloration of frozen pork patties by reducing the loss of redness and the increase of yellowness. The present results indicated that walnut leaf and cherry stem extracts are effective in retarding lipid oxidation of raw pork patties during frozen storage.
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spelling doaj-art-a90b0613ed4f46a2a0b30e6daf8a5b2c2025-08-20T02:25:47ZengAlma Mater Publishing House "Vasile Alecsandri" University of BacauScientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry1582-540X1582-540X2019-12-01204551561EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGEANDREI I. BORUZI 0VIOLETA NOUR 1Galati, RomaniaGalati, Romania 2. University of Craiova, Faculty of Horticulture, Str. A.I. Cuza no.13, Craiova, RomaniaThe effect of walnut leaf and cherry stem extracts on lipid oxidation, instrumental color, pH and antioxidant activity of raw pork patties stored at -18 °C for nine months was evaluated. Incorporation of the phenolic-rich extracts into pork patties reduced the extent of lipid oxidation significantly (p<0.05) and showed better results than butylated hydroxytoluene (BHT). Walnut leaf extract demonstrated a stronger lipid oxidation inhibitory effect than cherry stem extract. Addition of plant extracts significantly (p<0.05) increased the total phenolic content and the antioxidant activity of raw pork patties. pH values increased while total phenolic content and radical scavenging activity significantly decreased throughout the nine months storage period. The extracts determined color alterations but they were effective for inhibiting the browning and discoloration of frozen pork patties by reducing the loss of redness and the increase of yellowness. The present results indicated that walnut leaf and cherry stem extracts are effective in retarding lipid oxidation of raw pork patties during frozen storage.http://pubs.ub.ro/?pg=revues&rev=cscc6&num=201904&vol=4&aid=4955antioxidant activitycolorlipid oxidationmeat productsphplant extracts
spellingShingle ANDREI I. BORUZI
VIOLETA NOUR
EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry
antioxidant activity
color
lipid oxidation
meat products
ph
plant extracts
title EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE
title_full EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE
title_fullStr EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE
title_full_unstemmed EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE
title_short EFFICACY OF WALNUT LEAVES AND SWEET CHERRY STEMS AS NATURAL ANTIOXIDANTS IN RAW PORK PATTIES DURING FROZEN STORAGE
title_sort efficacy of walnut leaves and sweet cherry stems as natural antioxidants in raw pork patties during frozen storage
topic antioxidant activity
color
lipid oxidation
meat products
ph
plant extracts
url http://pubs.ub.ro/?pg=revues&rev=cscc6&num=201904&vol=4&aid=4955
work_keys_str_mv AT andreiiboruzi efficacyofwalnutleavesandsweetcherrystemsasnaturalantioxidantsinrawporkpattiesduringfrozenstorage
AT violetanour efficacyofwalnutleavesandsweetcherrystemsasnaturalantioxidantsinrawporkpattiesduringfrozenstorage