Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>

The incorporation of sustainable protein sources in animal feeding is a growing trend. So far, no study has investigated in vitro digestion of meat, from broilers fed microalgae, in a human model. This research aimed to evaluate the effect of incorporating <i>Chlorella vulgaris</i> in th...

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Main Authors: Marija Boskovic Cabrol, Joana C. Martins, Leonardo P. Malhão, Cristina M. Alfaia, José A. M. Prates, André M. Almeida, Madalena Lordelo, Anabela Raymundo
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/11/9/1345
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author Marija Boskovic Cabrol
Joana C. Martins
Leonardo P. Malhão
Cristina M. Alfaia
José A. M. Prates
André M. Almeida
Madalena Lordelo
Anabela Raymundo
author_facet Marija Boskovic Cabrol
Joana C. Martins
Leonardo P. Malhão
Cristina M. Alfaia
José A. M. Prates
André M. Almeida
Madalena Lordelo
Anabela Raymundo
author_sort Marija Boskovic Cabrol
collection DOAJ
description The incorporation of sustainable protein sources in animal feeding is a growing trend. So far, no study has investigated in vitro digestion of meat, from broilers fed microalgae, in a human model. This research aimed to evaluate the effect of incorporating <i>Chlorella vulgaris</i> in the broilers diet on human protein digestibility, and mineral bioaccessibility. The study used 240 male Ross 308 broilers randomly allocated to groups fed a control diet or a diet where soybean meal was replaced with 10% (CV10%), 15% (CV15%), or 20% (CV15%) of <i>C. vulgaris</i> for 40 days. The microalga supplementation increased the protein and lowered the fat content in the muscle. Results on the percentages of amino acids highlighted that arginine and threonine proportions increased and lysine and cysteine proportions decreased with microalga inclusion. CV15% and CV20% meat had higher amount of K, Ca, Mg, P, and Fe in raw breasts, improving the nutrient composition of the meat. Cooking caused a decrease in Na and K and an increase in other minerals. CV20% had higher bioaccessibility of K, Ca, Mg, P, and Mg, compared to the control. Replacing soybean meal in broiler feed with higher concentrations of <i>C. vugaris</i> could improve the digestibility of meat protein and minerals.
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spelling doaj.art-e621247e6fc44a88bce8c7c229aa0f462023-11-23T08:14:08ZengMDPI AGFoods2304-81582022-05-01119134510.3390/foods11091345Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>Marija Boskovic Cabrol0Joana C. Martins1Leonardo P. Malhão2Cristina M. Alfaia3José A. M. Prates4André M. Almeida5Madalena Lordelo6Anabela Raymundo7LEAF—Linking Landscape, Environment, Agriculture and Food, Instituto Superior de Agronomia, Universidade de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, PortugalLEAF—Linking Landscape, Environment, Agriculture and Food, Instituto Superior de Agronomia, Universidade de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, PortugalLEAF—Linking Landscape, Environment, Agriculture and Food, Instituto Superior de Agronomia, Universidade de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, PortugalCIISA—Centro Interdisciplinar de Investigação em Sanidade Animal, Faculdade de Medicina Veterinária, Universidade de Lisboa, Avenida da Universidade Técnica, Alto da Ajuda, 1300-477 Lisboa, PortugalCIISA—Centro Interdisciplinar de Investigação em Sanidade Animal, Faculdade de Medicina Veterinária, Universidade de Lisboa, Avenida da Universidade Técnica, Alto da Ajuda, 1300-477 Lisboa, PortugalLEAF—Linking Landscape, Environment, Agriculture and Food, Instituto Superior de Agronomia, Universidade de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, PortugalLEAF—Linking Landscape, Environment, Agriculture and Food, Instituto Superior de Agronomia, Universidade de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, PortugalLEAF—Linking Landscape, Environment, Agriculture and Food, Instituto Superior de Agronomia, Universidade de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, PortugalThe incorporation of sustainable protein sources in animal feeding is a growing trend. So far, no study has investigated in vitro digestion of meat, from broilers fed microalgae, in a human model. This research aimed to evaluate the effect of incorporating <i>Chlorella vulgaris</i> in the broilers diet on human protein digestibility, and mineral bioaccessibility. The study used 240 male Ross 308 broilers randomly allocated to groups fed a control diet or a diet where soybean meal was replaced with 10% (CV10%), 15% (CV15%), or 20% (CV15%) of <i>C. vulgaris</i> for 40 days. The microalga supplementation increased the protein and lowered the fat content in the muscle. Results on the percentages of amino acids highlighted that arginine and threonine proportions increased and lysine and cysteine proportions decreased with microalga inclusion. CV15% and CV20% meat had higher amount of K, Ca, Mg, P, and Fe in raw breasts, improving the nutrient composition of the meat. Cooking caused a decrease in Na and K and an increase in other minerals. CV20% had higher bioaccessibility of K, Ca, Mg, P, and Mg, compared to the control. Replacing soybean meal in broiler feed with higher concentrations of <i>C. vugaris</i> could improve the digestibility of meat protein and minerals.https://www.mdpi.com/2304-8158/11/9/1345poultrypectoralis majormicroalgaeamino acidsprotein recoverymineral bioaccessibility
spellingShingle Marija Boskovic Cabrol
Joana C. Martins
Leonardo P. Malhão
Cristina M. Alfaia
José A. M. Prates
André M. Almeida
Madalena Lordelo
Anabela Raymundo
Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>
Foods
poultry
pectoralis major
microalgae
amino acids
protein recovery
mineral bioaccessibility
title Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>
title_full Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>
title_fullStr Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>
title_full_unstemmed Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>
title_short Digestibility of Meat Mineral and Proteins from Broilers Fed with Graded Levels of <i>Chlorella vulgaris</i>
title_sort digestibility of meat mineral and proteins from broilers fed with graded levels of i chlorella vulgaris i
topic poultry
pectoralis major
microalgae
amino acids
protein recovery
mineral bioaccessibility
url https://www.mdpi.com/2304-8158/11/9/1345
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