Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs

This article reviews the role of protein intake on metabolic programming early in life. The observations that breastfeeding in infancy reduces the risk of being overweight and obese later in life and the differences in the protein content between formula milk and human milk have generated the early...

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Main Authors: Veronica Luque, Ricardo Closa-Monasterolo, Joaquín Escribano, Natalia Ferré
Format: Article
Language:English
Published: SAGE Publishing 2015-01-01
Series:Nutrition and Metabolic Insights
Online Access:https://doi.org/10.4137/NMI.S29525
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author Veronica Luque
Ricardo Closa-Monasterolo
Joaquín Escribano
Natalia Ferré
author_facet Veronica Luque
Ricardo Closa-Monasterolo
Joaquín Escribano
Natalia Ferré
author_sort Veronica Luque
collection DOAJ
description This article reviews the role of protein intake on metabolic programming early in life. The observations that breastfeeding in infancy reduces the risk of being overweight and obese later in life and the differences in the protein content between formula milk and human milk have generated the early protein hypothesis. The present review focuses on a mechanistic approach to programmed adiposity and the growth and development of other organs by protein intake in infancy, which may be mediated by branched-chain amino acids, insulin, and insulin-like growth factor 1 via the mammalian target of rapamycin. Observational studies and clinical trials have shown that lowering the protein content in infant and follow-on formulas may reduce the risk of becoming obese later in life. The recent body of evidence is currently being translated into new policies. Therefore, the evolution of European regulatory laws and recommendations by expert panels on the protein content of infant and follow-on formulas are also reviewed. Research gaps, such as the critical window for programming adiposity by protein intake, testing formulas with modified amino acids, and the long-term consequences of differences in protein intake on organ functionality among well-nourished infants, have been identified.
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spelling doaj.art-2bfba2a3c9ef4cb09b446cb0495b30f92022-12-21T17:32:05ZengSAGE PublishingNutrition and Metabolic Insights1178-63882015-01-018s110.4137/NMI.S29525Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital OrgansVeronica Luque0Ricardo Closa-Monasterolo1Joaquín Escribano2Natalia Ferré3Hospital Universitari de Tarragona Joan XXIII, Tarragona, Spain.Hospital Universitari de Tarragona Joan XXIII, Tarragona, Spain.Hospital Universitari Sant Joan de Reus, Reus, Spain.Pediatrics, Nutrition and Development Research Unit, Universitat Rovira I Virgili, IISPV, Reus, Spain.This article reviews the role of protein intake on metabolic programming early in life. The observations that breastfeeding in infancy reduces the risk of being overweight and obese later in life and the differences in the protein content between formula milk and human milk have generated the early protein hypothesis. The present review focuses on a mechanistic approach to programmed adiposity and the growth and development of other organs by protein intake in infancy, which may be mediated by branched-chain amino acids, insulin, and insulin-like growth factor 1 via the mammalian target of rapamycin. Observational studies and clinical trials have shown that lowering the protein content in infant and follow-on formulas may reduce the risk of becoming obese later in life. The recent body of evidence is currently being translated into new policies. Therefore, the evolution of European regulatory laws and recommendations by expert panels on the protein content of infant and follow-on formulas are also reviewed. Research gaps, such as the critical window for programming adiposity by protein intake, testing formulas with modified amino acids, and the long-term consequences of differences in protein intake on organ functionality among well-nourished infants, have been identified.https://doi.org/10.4137/NMI.S29525
spellingShingle Veronica Luque
Ricardo Closa-Monasterolo
Joaquín Escribano
Natalia Ferré
Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs
Nutrition and Metabolic Insights
title Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs
title_full Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs
title_fullStr Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs
title_full_unstemmed Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs
title_short Early Programming by Protein Intake: The Effect of Protein on Adiposity Development and the Growth and Functionality of Vital Organs
title_sort early programming by protein intake the effect of protein on adiposity development and the growth and functionality of vital organs
url https://doi.org/10.4137/NMI.S29525
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