Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability

This study evaluated the relationship among palatability attributes, volatile compounds, and fatty acid (FA) profiles in meat from barley, corn, and blended (50:50, barley and corn) grain-fed steers. Multiple correspondence analysis with three dimensions (Dim) explained 62.2% of the total variabilit...

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Main Authors: Wilson Barragán-Hernández, Michael E. R. Dugan, Jennifer L. Aalhus, Gregory Penner, Payam Vahmani, Óscar López-Campos, Manuel Juárez, José Segura, Liliana Mahecha-Ledesma, Nuria Prieto
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/10/5/977
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author Wilson Barragán-Hernández
Michael E. R. Dugan
Jennifer L. Aalhus
Gregory Penner
Payam Vahmani
Óscar López-Campos
Manuel Juárez
José Segura
Liliana Mahecha-Ledesma
Nuria Prieto
author_facet Wilson Barragán-Hernández
Michael E. R. Dugan
Jennifer L. Aalhus
Gregory Penner
Payam Vahmani
Óscar López-Campos
Manuel Juárez
José Segura
Liliana Mahecha-Ledesma
Nuria Prieto
author_sort Wilson Barragán-Hernández
collection DOAJ
description This study evaluated the relationship among palatability attributes, volatile compounds, and fatty acid (FA) profiles in meat from barley, corn, and blended (50:50, barley and corn) grain-fed steers. Multiple correspondence analysis with three dimensions (Dim) explained 62.2% of the total variability among samples. The Dim 1 and 2 (53.3%) separated pure from blended grain-fed beef samples. Blended grain beef was linked to a number of volatiles including (E,E)-2,4-decadienal, hexanal, 1-octen-3-ol, and 2,3-octanedione. In addition, blended grain-fed beef was linked to fat-like and rancid flavors, stale-cardboard, metallic, cruciferous, and fat-like aroma descriptors, and negative categories for flavor intensity (FI), off-flavor, and tenderness. A possible combination of linoleic and linolenic acids in the blended diet, lower rumen pH, and incomplete biohydrogenation of blended grain-fed polyunsaturates could have increased (<i>p</i> ≤ 0.05) long-chain n-6 fatty acids (LCFA) in blended grain-fed beef, leading to more accumulation of FA oxidation products in the blended than in barley and corn grain-fed meat samples. The Dim 3 (8.9%) allowed corn separation from barley grain beef. Barley grain-fed beef was mainly linked to alkanes and beef positive FI, whereas corn grain-fed beef was associated with pyrazines, in addition to aldehydes related to n-6 LCFA oxidation.
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spelling doaj.art-b15b72003a154011a11f3ce7d74c3cdd2023-11-21T17:47:33ZengMDPI AGFoods2304-81582021-04-0110597710.3390/foods10050977Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product PalatabilityWilson Barragán-Hernández0Michael E. R. Dugan1Jennifer L. Aalhus2Gregory Penner3Payam Vahmani4Óscar López-Campos5Manuel Juárez6José Segura7Liliana Mahecha-Ledesma8Nuria Prieto9Lacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaLacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaLacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaCollege of Agriculture and Bioresources, University of Saskatchewan, Saskatoon, SK S7N 5A8, CanadaDepartment of Animal Science, University of California, 2201 Meyer Hall, Davis, CA 95616, USALacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaLacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaLacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaFaculty of Agricultural Sciences, University of Antioquia, Medellín 1226, ColombiaLacombe Research and Development Centre, Agriculture and Agri-Food Canada, Lacombe, AB T4L 1W1, CanadaThis study evaluated the relationship among palatability attributes, volatile compounds, and fatty acid (FA) profiles in meat from barley, corn, and blended (50:50, barley and corn) grain-fed steers. Multiple correspondence analysis with three dimensions (Dim) explained 62.2% of the total variability among samples. The Dim 1 and 2 (53.3%) separated pure from blended grain-fed beef samples. Blended grain beef was linked to a number of volatiles including (E,E)-2,4-decadienal, hexanal, 1-octen-3-ol, and 2,3-octanedione. In addition, blended grain-fed beef was linked to fat-like and rancid flavors, stale-cardboard, metallic, cruciferous, and fat-like aroma descriptors, and negative categories for flavor intensity (FI), off-flavor, and tenderness. A possible combination of linoleic and linolenic acids in the blended diet, lower rumen pH, and incomplete biohydrogenation of blended grain-fed polyunsaturates could have increased (<i>p</i> ≤ 0.05) long-chain n-6 fatty acids (LCFA) in blended grain-fed beef, leading to more accumulation of FA oxidation products in the blended than in barley and corn grain-fed meat samples. The Dim 3 (8.9%) allowed corn separation from barley grain beef. Barley grain-fed beef was mainly linked to alkanes and beef positive FI, whereas corn grain-fed beef was associated with pyrazines, in addition to aldehydes related to n-6 LCFA oxidation.https://www.mdpi.com/2304-8158/10/5/977barleycornblendeating qualityvolatile compoundsfatty acids
spellingShingle Wilson Barragán-Hernández
Michael E. R. Dugan
Jennifer L. Aalhus
Gregory Penner
Payam Vahmani
Óscar López-Campos
Manuel Juárez
José Segura
Liliana Mahecha-Ledesma
Nuria Prieto
Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability
Foods
barley
corn
blend
eating quality
volatile compounds
fatty acids
title Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability
title_full Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability
title_fullStr Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability
title_full_unstemmed Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability
title_short Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability
title_sort effect of feeding barley corn and a barley corn blend on beef composition and end product palatability
topic barley
corn
blend
eating quality
volatile compounds
fatty acids
url https://www.mdpi.com/2304-8158/10/5/977
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