Publications by authors named "Ivan Viegas"

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The Protein/Carbohydrate Ratio in the Diet Affects Zootechnical Performance and the Regulation of Intermediary Metabolism in Juveniles Tambaqui (Colossoma macropomum).
Gabriela Castellani Carli, Mariana Palma, Thaise Mota Satiro, Hugo Henrique D'Amore Soares, Jeisson Emerson Casimiro Ferrari, Ivan Viegas

J Anim Physiol Anim Nutr (Berl)· March 2025

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The Effects of Long-Term High Fat and/or High Sugar Feeding on Sources of Postprandial Hepatic Glycogen and Triglyceride Synthesis in Mice.
Ana Reis-Costa, Getachew D Belew, Ivan Viegas, Ludgero C Tavares, Maria João Meneses

Nutrients· July 2024

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Tracking lipid synthesis using 2H2O and 2H-NMR spectroscopy in black soldier fly (Hermetia illucens) larvae fed with macroalgae.
Pedro Duarte, Olga M C C Ameixa, Mariana Palma, Maria Louzado, Daniela Rodrigues, Ivan Viegas

J Exp Biol· June 2024

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Enrichment of hepatic glycogen and plasma glucose from H₂ O informs gluconeogenic and indirect pathway fluxes in naturally feeding mice.
Margarida Coelho, Rohit Mahar, Getachew D Belew, Alejandra Torres, Cristina Barosa, Ivan Viegas

NMR Biomed· February 2023

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Integration of Liver Glycogen and Triglyceride NMR Isotopomer Analyses Provides a Comprehensive Coverage of Hepatic Glucose and Fructose Metabolism.
Ivan Viegas, Giada Di Nunzio, Getachew D Belew, Alejandra N Torres, João G Silva

Metabolites· November 2022

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A mechanism for red coloration in vertebrates.
Matthew B Toomey, Cristiana I Marques, Pedro M Araújo, Delai Huang, Siqiong Zhong, Ivan Viegas

Curr Biol· October 2022

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Impact of dietary Chlorella vulgaris and feed enzymes on health status, immune response and liver metabolites in weaned piglets.
Cátia F Martins, Paula A Lopes, Mariana Palma, Rui M A Pinto, Mónica Costa, Ivan Viegas

Sci Rep· October 2022

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Mitochondria-targeted anti-oxidant AntiOxCIN improved liver steatosis in Western diet-fed mice by preventing lipid accumulation due to upregulation of fatty acid oxidation, quality control mechanism and antioxidant defense systems.
Ricardo Amorim, Inês C M Simões, José Teixeira, Fernando Cagide, Yaiza Potes, Ivan Viegas

Redox Biol· September 2022

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Carbohydrate tolerance in Amazon tambaqui (Colossoma macropomum) revealed by NMR-metabolomics - Are glucose and fructose different sugars for fruit-eating fish?
Jeisson Emerson Casimiro Ferrari, Mariana Palma, Gabriela Castellani Carli, Thaise Mota Satiro, Ludgero C Tavares, Ivan Viegas

Comp Biochem Physiol Part D Genomics Proteomics· March 2022

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Digesta and Plasma Metabolomics of Rainbow Trout Strains with Varied Tolerance of Plant-Based Diets Highlights Potential for Non-Lethal Assessments of Enteritis Development.
Mariana Palma, Jacob W Bledsoe, Ludgero C Tavares, Nicholas Romano, Brian C Small, Ivan Viegas

Metabolites· September 2021

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Hepatic Glycerol Metabolism-Related Genes in Carnivorous Rainbow Trout (): Insights Into Molecular Characteristics, Ontogenesis, and Nutritional Regulation.
Stephane Panserat, Elisabeth Plagnes-Juan, Elsa Gazzola, Mariana Palma, Leonardo J Magnoni, Ivan Viegas

Front Physiol· July 2020

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Limitations to Starch Utilization in Barramundi () as Revealed by NMR-Based Metabolomics.
Mariana Palma, Lauren H Trenkner, João Rito, Ludgero C Tavares, Emanuel Silva, Ivan Viegas

Front Physiol· March 2020

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Determining contributions of exogenous glucose and fructose to de novo fatty acid and glycerol synthesis in liver and adipose tissue.
João C P Silva, Cátia Marques, Fátima O Martins, Ivan Viegas, Ludgero Tavares

Metab Eng· December 2019

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Transfer of glucose hydrogens via acetyl-CoA, malonyl-CoA, and NADPH to fatty acids during de novo lipogenesis.
Getachew Debas Belew, Joao Silva, Joao Rito, Ludgero Tavares, Ivan Viegas

J Lipid Res· December 2019

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Metabolic Effects of Dietary Glycerol Supplementation in Muscle and Liver of European Seabass and Rainbow Trout by H NMR Metabolomics.
Mariana Palma, Ludgero C Tavares, João Rito, Luís F Henriques, João G Silva, Ivan Viegas

Metabolites· September 2019

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Understanding how birds rebuild fat stores during migration: insights from an experimental study.
Pedro M Araújo, Ivan Viegas, Afonso D Rocha, Auxiliadora Villegas, John G Jones

Sci Rep· July 2019

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The Administration of Chitosan-Tripolyphosphate-DNA Nanoparticles to Express Exogenous SREBP1a Enhances Conversion of Dietary Carbohydrates into Lipids in the Liver of .
Jonás I Silva-Marrero, Juliana Villasante, Ania Rashidpour, Mariana Palma, Anna Fàbregas, Ivan Viegas

Biomolecules· July 2019

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Impact of dietary starch on extrahepatic tissue lipid metabolism in farmed European (Dicentrarchus labrax) and Asian seabass (Lates calcarifer).
Ivan Viegas, Lauren H Trenkner, João Rito, Mariana Palma, Ludgero C Tavares

Comp Biochem Physiol A Mol Integr Physiol· May 2019

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Sources of hepatic glycogen synthesis in mice fed with glucose or fructose as the sole dietary carbohydrate.
Ivana Jarak, Cristina Barosa, Fatima O Martins, Joao C P Silva, Cristiano Santos, Ivan Viegas

Magn Reson Med· January 2019

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Response to dietary carbohydrates in European seabass (Dicentrarchus labrax) muscle tissue as revealed by NMR-based metabolomics.
Ivana Jarak, Ludgero Tavares, Mariana Palma, João Rito, Rui A Carvalho, Ivan Viegas

Metabolomics· July 2018

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Author Correction: Disposition of a Glucose Load into Hepatic Glycogen by Direct and Indirect Pathways in Juvenile Seabass and Seabream.
João Rito, Ivan Viegas, Miguel A Pardal, Isidoro Metón, Isabel V Baanante

Sci Rep· April 2018

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Disposition of a Glucose Load into Hepatic Glycogen by Direct and Indirect Pathways in Juvenile Seabass and Seabream.
João Rito, Ivan Viegas, Miguel A Pardal, Isidoro Metón, Isabel V Baanante

Sci Rep· January 2018

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A transcriptomic approach to study the effect of long-term starvation and diet composition on the expression of mitochondrial oxidative phosphorylation genes in gilthead sea bream (Sparus aurata).
Jonás I Silva-Marrero, Alberto Sáez, Albert Caballero-Solares, Ivan Viegas, María Pilar Almajano

BMC Genomics· October 2017

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Evidence of extensive plasma glucose recycling following a glucose load in seabass.
João Rito, Ivan Viegas, Miguel A Pardal, John G Jones

Comp Biochem Physiol A Mol Integr Physiol· September 2017

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Metabolic plasticity for subcutaneous fat accumulation in a long-distance migratory bird traced by HO.
Ivan Viegas, Pedro M Araújo, Afonso D Rocha, Auxiliadora Villegas, John G Jones

J Exp Biol· March 2017

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