The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness

The aim of this paper was to describe the main structural and biochemical changes of muscles during post-mortem process implicated with meat tenderness. Taking into account complexity of biochemical and structural changes in muscles, meat tenderness is associated with the amount and quality of conne...

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Main Authors: Ana KAIĆ, Silvester ŽGUR
Format: Article
Language:Bulgarian
Published: University of Zagreb, Faculty of Agriculture 2017-11-01
Series:Journal of Central European Agriculture
Subjects:
Online Access:http://jcea.agr.hr/articles/773819_Utjecaj_strukturnih_i_biokemijskih_promjena_mi_i_a_post_mortem_na_meko_u_mesa_hr.pdf
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author Ana KAIĆ
Silvester ŽGUR
author_facet Ana KAIĆ
Silvester ŽGUR
author_sort Ana KAIĆ
collection DOAJ
description The aim of this paper was to describe the main structural and biochemical changes of muscles during post-mortem process implicated with meat tenderness. Taking into account complexity of biochemical and structural changes in muscles, meat tenderness is associated with the amount and quality of connective tissue, intramuscular lipid content (marbling), sarcomere length, and myofibrillar protein degradation. In short, more tender meat is associated with lower connective tissue content, higher collagen solubility, greater intramuscular lipid content, longer sarcomeres and greater myofibrillar protein degradation. However, it must be considered that the interactions among the listed factors are complex and dependent on numerous processes during post-mortem such as chilling regime, electrical stimulation, carcass suspension, aging, mechanical tenderization, different marinades, and thermal processing conditions.
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spelling doaj.art-2b26268f0a5348ca91f2d0a56b5a52f92022-12-21T23:22:47ZbulUniversity of Zagreb, Faculty of AgricultureJournal of Central European Agriculture1332-90492017-11-0118492994110.5513/JCEA01/18.4.1987The effect of structural and biochemical changes of muscles during post-mortem process on meat tendernessAna KAIĆSilvester ŽGURThe aim of this paper was to describe the main structural and biochemical changes of muscles during post-mortem process implicated with meat tenderness. Taking into account complexity of biochemical and structural changes in muscles, meat tenderness is associated with the amount and quality of connective tissue, intramuscular lipid content (marbling), sarcomere length, and myofibrillar protein degradation. In short, more tender meat is associated with lower connective tissue content, higher collagen solubility, greater intramuscular lipid content, longer sarcomeres and greater myofibrillar protein degradation. However, it must be considered that the interactions among the listed factors are complex and dependent on numerous processes during post-mortem such as chilling regime, electrical stimulation, carcass suspension, aging, mechanical tenderization, different marinades, and thermal processing conditions.http://jcea.agr.hr/articles/773819_Utjecaj_strukturnih_i_biokemijskih_promjena_mi_i_a_post_mortem_na_meko_u_mesa_hr.pdftendernesssarcomere lengthmyofibrillar protein degradationmarblingconnective tissue
spellingShingle Ana KAIĆ
Silvester ŽGUR
The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness
Journal of Central European Agriculture
tenderness
sarcomere length
myofibrillar protein degradation
marbling
connective tissue
title The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness
title_full The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness
title_fullStr The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness
title_full_unstemmed The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness
title_short The effect of structural and biochemical changes of muscles during post-mortem process on meat tenderness
title_sort effect of structural and biochemical changes of muscles during post mortem process on meat tenderness
topic tenderness
sarcomere length
myofibrillar protein degradation
marbling
connective tissue
url http://jcea.agr.hr/articles/773819_Utjecaj_strukturnih_i_biokemijskih_promjena_mi_i_a_post_mortem_na_meko_u_mesa_hr.pdf
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