Research Topics
Species | Manuel RuzSummaryAffiliation: Universidad de Chile Country: Chile Publications
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Detail Information
Publications
Heme- and nonheme-iron absorption and iron status 12 mo after sleeve gastrectomy and Roux-en-Y gastric bypass in morbidly obese womenManuel Ruz
Department of Nutrition, Faculty of Medicine, University of Chile, Santiago, Chile
Am J Clin Nutr 96:810-7. 2012..The effect of bariatric surgery on iron absorption is only partially known...
Iron absorption and iron status are reduced after Roux-en-Y gastric bypassManuel Ruz
Department of Nutrition, University of Chile, Santiago, Chile
Am J Clin Nutr 90:527-32. 2009..Iron deficiency and iron deficiency anemia are common in patients who undergo gastric bypass. The magnitude of change in iron absorption is not well known...- Zinc absorption and zinc status are reduced after Roux-en-Y gastric bypass: a randomized study using 2 supplementsManuel Ruz
Department of Nutrition, Faculty of Medicine, University of Chile, Santiago, Chile
Am J Clin Nutr 94:1004-11. 2011..Micronutrient deficiencies are common in patients undergoing gastric bypass. The effect of this type of surgery on zinc absorption and zinc status is not well known... - Zinc supplementation and growthManuel Ruz
Department of Nutrition, Faculty of Medicine, University of Chile, Independencia 1027, Correo 7, Santiago, Chile
Curr Opin Clin Nutr Metab Care 9:757-62. 2006..To analyse information about the effects of zinc supplementation on the growth of infants and children, and also the effects of maternal supplementation... - Trace element status and inflammation parameters after 6 months of Roux-en-Y gastric bypassPamela Rojas
Department of Nutrition, Faculty of Medicine, University of Chile, Independencia 1027, 8380453 Santiago, Chile
Obes Surg 21:561-8. 2011..The objective of this study was to evaluate changes on trace element status and their potential associations with selected inflammation parameters in patients after Roux-en-Y gastric bypass (RYGBP)... - Changes in bone mineral density, body composition and adiponectin levels in morbidly obese patients after bariatric surgeryFernando Carrasco
Department of Nutrition, Faculty of Medicine, University of Chile, Independencia 1027, Postal Code 838 0453, Santiago, Chile
Obes Surg 19:41-6. 2009..To evaluate changes on BMD after GBP and its relation with changes in body composition and serum adiponectin, a longitudinal study in morbid obese subjects was conducted... - Changes in ghrelin concentrations one year after resective and non-resective gastric bypass: associations with weight loss and energy and macronutrient intakesFernando Carrasco
Department of Nutrition, Faculty of Medicine, University of Chile, Santiago, Chile
Nutrition 28:757-61. 2012.... - Persistent anemia after Roux-en-Y gastric bypassClaudio Mizón
Department of Nutrition, Faculty of Medicine, University of Chile, Santiago, Chile
Nutrition 23:277-80. 2007..We report the case of a 42-y-old morbidly obese woman who presented persistent anemia as result of Roux-en-Y gastric bypass... - [Evolution and quality of the diet of women with severe and morbid obesity undergoing gastric bypass]Annabella Rebolledo
Departamento de Nutricion, Facultad de Medicina, Universidad de Chile, Santiago, Chile
Arch Latinoam Nutr 59:7-13. 2009.... - [Quality of the diet of women with severe and morbid obesity undergoing gastric bypass and sleeve gastrectomy]Karen Basfi-Fer
Escuela de Nutrición y Dietética, Facultad de Medicina, Universidad de Chile, Santiago, Chile
Arch Latinoam Nutr 61:28-35. 2011..In conclusion, these patients present an important reduction of their energy and nutrient intakes, with no major impact of the type of surgery. Supplement characteristics are crucial to cover nutritional needs... - [Energy expenditure and body composition in severe and morbid obese women after gastric bypass]Fernando Carrasco
Departamento de Nutricion, Facultad de Medicina, Universidad de Chile, Santiago, Chile
Rev Med Chil 136:570-7. 2008..The effects of gastric bypass (GBP) on resting energy expenditure (REE) are not well known... - New insights about iron bioavailability inhibition by zincManuel Olivares
Institute of Nutrition and Food Technology, University of Chile, Santiago, Chile
Nutrition 23:292-5. 2007..We measured the effects of lower and higher doses of zinc (Zn) given as an aqueous solution on the bioavailability of iron (Fe)... - Acute inhibition of iron bioavailability by zinc: studies in humansManuel Olivares
Institute of Nutrition and Food Technology INTA, University of Chile, Santiago, Chile
Biometals 25:657-64. 2012..The possibility of a negative interaction should be considered for supplementation or fortification programs with both microminerals... - Supplementation with zinc between meals has no effect on subsequent iron absorption or on iron status of Chilean womenDaniel Lopez de Romaña
Instituto de Nutricion y Tecnologia de los Alimentos, Universidad de Chile, Santiago, Chile
Nutrition 24:957-63. 2008..We investigated the effect of daily supplementation with 20 mg of Zn for a period of 2 mo on iron absorption and iron status of Chilean women... - Zinc and iron nutrition in Chilean children fed fortified milk provided by the Complementary National Food ProgramClaudia S Torrejón
Institute of Nutrition and Food Technology, University of Chile, Macul 5540, Santiago, Chile
Nutrition 20:177-80. 2004..5 mg/L) to be provided to infants until age 18 mo and to pregnant women. We analyzed the nutrition status of zinc and iron at age 18 mo in infants who consumed the fortified cow's milk... - Iron, copper, and zinc transport: inhibition of divalent metal transporter 1 (DMT1) and human copper transporter 1 (hCTR1) by shRNAAlejandra Espinoza
Micronutrient Laboratory, Institute of Nutrition and Food Technology, University of Chile, El Líbano, 5524 Macul, Santiago, Chile
Biol Trace Elem Res 146:281-6. 2012..These results confirm that DMT1 is involved in active transport of Fe, Cu, and Zn although Zn showed a different relative capacity. These results also show that hCTR1 is able to transport Fe and Zn... - The use of zinc stable isotopes in the study of iron-zinc interactions in Chilean womenManuel Ruz
Department of Nutrition, Faculty of Medicine, University of Chile, Santiago, Chile
Food Nutr Bull 23:209-12. 2002..This may be attributable to impairment of zinc status by the iron supplements as evidenced by a trend for lower plasma zinc and EZP... - Acute copper supplementation does not inhibit non-heme iron bioavailability in humansManuel Olivares
Institute of Nutrition and Food Technology, University of Chile, Santiago, Chile
Biol Trace Elem Res 136:180-6. 2010..Our results support the hypothesis that divalent metal transporter 1 is not physiologically relevant for copper absorption in humans... - Dietary supplementation with selenomethylselenocysteine produces a differential proteomic responseAndrea V Mahn
Department of Chemical Engineering, University of Santiago of Chile, Santiago, Chile
J Nutr Biochem 20:791-9. 2009..Apolipoprotein E and transthyretin were not differentially expressed when diets were supplemented with sodium selenate instead of SeMSeCys. We postulate that these proteins are potential biomarkers of chemoprotective selenium intake... - [Effect of moderate energy-restricted diets on the nutritional status of selected minerals in obese women]María Eugenia Aguirre
Departamento de Nutricion, Facultad de Medicina, Universidad de Chile
Arch Latinoam Nutr 57:238-47. 2007.... - Inhibition of iron and copper uptake by iron, copper and zincMiguel Arredondo
Micronutrients Laboratory, Institute of Nutrition and Food Technology INTA, Universidad de Chile
Biol Res 39:95-102. 2006..These results point to a potential risk in the absorption and bioavailability of these minerals by the presence of other minerals in the diet. This aspect must be considered in food supplementation and fortification programs...