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Natalia Ulloa
Researcher at University of Concepción
Publications - 57
Citations - 856
Natalia Ulloa is an academic researcher from University of Concepción. The author has contributed to research in topics: Population & Obesity. The author has an hindex of 10, co-authored 53 publications receiving 500 citations.
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Journal ArticleDOI
Covid-19 Confinement and Changes of Adolescent's Dietary Trends in Italy, Spain, Chile, Colombia and Brazil.
María Belén Ruiz-Roso,Patricia de Carvalho Padilha,Patricia de Carvalho Padilha,Diana C. Mantilla-Escalante,Natalia Ulloa,Paola Brun,Diofanor Acevedo-Correa,Wilza Arantes Ferreira Peres,Miquel Martorell,Mariana Tschoepke Aires,Letícia de Oliveira Cardoso,Fernanda Carrasco-Marín,Katherine Paternina-Sierra,Jhon E. Rodriguez-Meza,Piedad M Montero,Giulia Bernabè,Anthony Pauletto,Xhoajda Taci,Francesco Visioli,Francesco Visioli,Alberto Dávalos +20 more
TL;DR: Obesity, family members at home, watching TV during mealtime, country of residence, and maternal education were diversely correlated with adequate nutrition during COVID-19 confinement, suggesting that public health authorities reshape future policies on their nutritional recommendations, in preparation for future pandemics.
Journal ArticleDOI
Changes of Physical Activity and Ultra-Processed Food Consumption in Adolescents from Different Countries during Covid-19 Pandemic: An Observational Study.
María Belén Ruiz-Roso,Patricia de Carvalho Padilha,Diana C. Matilla-Escalante,Paola Brun,Natalia Ulloa,Diofanor Acevedo-Correa,Wilza Arantes Ferreira Peres,Miquel Martorell,Thaís Rangel Bousquet Carrilho,Letícia de Oliveira Cardoso,Fernanda Carrasco-Marín,Katherine Paternina-Sierra,María-Carmen López de Las Hazas,Jhon E. Rodriguez-Meza,Luisa F. Villalba-Montero,Giulia Bernabè,Anthony Pauletto,Xhoajda Taci,Richar Cárcamo-Regla,J. Alfredo Martínez,Alberto Dávalos +20 more
TL;DR: A higher prevalence of inactivity was observed in this population, but reductions of physical activity and habitual ultra-processed consumption during the pandemic were more pronounced in Latin America.
Journal ArticleDOI
Insulin resistance in Chileans of European and indigenous descent: evidence for an ethnicity x environment interaction.
Carlos Celis-Morales,Francisco Pérez-Bravo,Luis Ibañes,Ruth Sanzana,Edison Hormazabal,Natalia Ulloa,Carlos Calvo,Mark E.S. Bailey,Jason M.R. Gill +8 more
TL;DR: Urbanisation, adiposity, physical activity and sedentary behaviour influence insulin resistance to a greater extent in Chilean Mapuches than Chileans of European descent, which has implications for the design and implementation of lifestyle strategies to reduce metabolic risk in different ethnic groups.
Journal ArticleDOI
Histone deacetylase 3 down-regulates cholesterol synthesis through repression of lanosterol synthase gene expression.
Alejandro Villagra,Natalia Ulloa,Xiaohong Zhang,Zhigang Yuan,Eduardo M. Sotomayor,Edward Seto +5 more
TL;DR: It is demonstrated that histone deacetylase 3 (HDAC3) represses the synthesis of a key regulatory enzyme and reveals a novel mechanism by which the cholesterol biosynthesis pathway can be regulated.
Journal ArticleDOI
Metabolic syndrome in obese adolescents.
TL;DR: The pancreas is the largest organ in the body and the largest source of energy for theocytes of the immune system, so the importance of diet and exercise in the management of obesity is important.