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María Estuardo Guerra Valle

Docente investigador

Universidad San Sebastián

Concepcion, Chile

La investigación en tecnologías emergentes, tanto térmicas como no térmicas, se enfoca en la mejora de los procesos de extracción, purificación y preservación de los componentes bioactivos (BAC). El estudio de BAC y su interacción con microorganismos

Licenciada en Nutricion, UNIVERSIDAD DE SAN CARLOS. Guatemala, 2012
Ciencias e Ingeniería en Alimentos, UNIVERSIDAD DEL BIO-BIO. Chile, 2018
Ingeniería de Alimentos, UNIVERSIDA DEL BIO-BIO. Chile, 2023

Docente Investigador Full Time

Universidad San Sebastían

Ciencias para el Cuidado de la Salud

Concepción, Chile

2022 - A la fecha

Asistente de Investigación y Desarrollo Full Time

Industrias Alimenticias Kerns

Guatemala

2012 - 2014
Asesor Nutricional Full Time

Servicios Quirugícos

Guatemala, Guatemala

2015 - 2016
Docente investigador Full Time

Unviersidad San Sebastián

Concepción, Chile

2022 - A la fecha


Encapsulation of Concentrated Solution Obtained by Block Freeze Concentration in Calcium Alginate and Corn Starch Calcium Alginate Hydrogel Beads Orellana-Palma, Patricio; Macias-Bu, Loren; Carvajal-Mena, Nailín; PETZOLD-MALDONADO, GUILLERMO RODRIGO; Guerra-Valle, Maria Article ISI SCOPUS (2023)
Processing of Enriched Pear Slices with Blueberry Juice: Phenolics, Antioxidant, and Color Characteristics Seraglio, Siluana Katia Tischer; Hernandez-Velasquez, Belkis Sarahi; Osses-Millar, Moira Elizabeth; Malverde-Munoz, Barbara Yolanda; Guerra-Valle, Maria Estuardo; Pavez-Guajardo, Constanza; Moreno, Jorge Article ISI ANTIOXIDANTS (2023)
Optimization of Encapsulation by Ionic Gelation Technique of Cryoconcentrated Solution: A Response Surface Methodology and Evaluation of Physicochemical Characteristics Study Guerra-Valle, Maria; PETZOLD-MALDONADO, GUILLERMO RODRIGO; Orellana-Palma, Patricio Article ISI SCOPUS Polymers (2022)
Plant-Based Polyphenols: Anti-Helicobacter pylori Effect and Improvement of Gut Microbiota Guerra-Valle, Maria; Orellana-Palma, Patricio; Petzold, Guillermo Article ISI SCOPUS Antioxidants (2022)
Technical and Environmental Opportunities for Freeze Desalination Macias-Bu, Loren; Guerra-Valle, Maria; PETZOLD-MALDONADO, GUILLERMO RODRIGO; Orellana-Palma, Patricio Article ISI SCOPUS SEPARATION AND PURIFICATION REVIEWS (2022)
Centrifugal Filter-Assisted Block Freeze Crystallization Applied to Blueberry Juice Orellana-Palma, Patricio; Guerra-Valle, Maria; ZUNIGA-PARDO, ROMMY NAZARETH Article ISI SCOPUS Processes (2021)
Effect of Freeze Crystallization on Quality Properties of Two Endemic Patagonian Berries Juices: Murta (Ugni molinae) and Arrayan (Luma apiculata) Guerra-Valle, Maria; Lillo-Perez, Siegried; PETZOLD-MALDONADO, GUILLERMO RODRIGO; Orellana-Palma, Patricio Article ISI SCOPUS Foods (2021)
Evaluation of freeze crystallization on pomegranate juice quality in comparison with conventional thermal processing Orellana-Palma, Patricio; Guerra-Valle, Maria; Gianelli, Maria Pia; PETZOLD-MALDONADO, GUILLERMO RODRIGO Article ISI SCOPUS Food Bioscience (2021)
Probiotics in fruit and vegetable matrices: Opportunities for nondairy consumers Lillo-Pérez, Siegried; Guerra-Valle, Maria; Orellana-Palma, Patricio; PETZOLD-MALDONADO, GUILLERMO RODRIGO Article ISI SCOPUS LWT-FOOD SCIENCE AND TECHNOLOGY (2021)
Western Dietary Pattern Antioxidant Intakes and Oxidative Stress: Importance During the SARS-CoV-2/COVID-19 Pandemic Trujillo-Mayol, Igor; Guerra-Valle, Maria; Casas-Forero, Nidia; Sobral, M. Madalena C.; Viegas, Olga; Alarcon-Enos, Julio; Ferreira, Isabel M. P. L. V. O.; Pinho, Olivia Article ISI ADVANCES IN NUTRITION (2021)
Comparison of moderate electric field and conventional marination methods applied to chicken breast muscles Moreno, Jorge; Mphachoe, Pabala; Saez-Trautmann, Guido; Guerra-Valle, Maria; Simpson, Ricardo; Nunez, Helena Article ISI JOURNAL OF FOOD PROCESS ENGINEERING (2020)
Influence of In Vitro Digestion on Antioxidant Activity of Enriched Apple Snacks with Grape Juice Pavez-Guajardo, Constanza; Ferreira, Sandra R. S.; Mazzutti, Simone; Guerra-Valle, Maria Estuardo; Saez-Trautmann, Guido; Moreno, Jorge Article ISI FOODS (2020)
Enrichment of Apple Slices with Bioactive Compounds from Pomegranate Cryoconcentrated Juice as an Osmodehydration Agent Guerra-Valle M.E.; Moreno J.; Lillo-PÃ©rez S.; Petzold G.; Simpson R.; NuÃ±ez H. Article ISI SCOPUS (2018)
Impact of block cryoconcentration on polyphenol retention in blueberry juice Orellana-Palma, P; Petzold, G; Guerra-Valle, M; Astudillo-Lagos, M Article ISI SCOPUS Food Bioscience (2017)


Application of ohmic heating, vacuum impregnation and an enriched osmotic solution -with bioactive compounds- to obtain high value added osmo-dehydrated apple plates in a short processing time. FONDECYT (1160761) Proyecto 2016-2017 Tesista


Plant-Based Polyphenols: Anti-<i>Helicobacter pylori</i> Effect and Improvement of Gut Microbiota Guerra-Valle, Maria; Orellana-Palma, Patricio; Petzold, Guillermo Review ISI ANTIOXIDANTS (2022)

María Guerra

Docente investigador

Facultad de Ciencias para el Cuidado de la Salud

Universidad San Sebastián

Concepcion, Chile

Helena Nuñez

Research Assistant

Chemical and Environmental Engineering Department

UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA

Valparaíso, Chile

Ricardo Simpson

Professor

Chemical and Environmental Engineering Department

UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA

VALPARAISO, Chile

JORGE MORENO

Dean of Faculty - Professor

Food Engineering

UNIVERSIDAD DEL BIOBIO

CHILLAN, Chile

Patricio Orellana

Investigador Postdoctoral

Departamento de Biotecnología

Universidad Tecnológica Metropolitana

Santiago, Chile

Guillermo Petzold

Associate Professor

Departament of Food Engineering

UNIVERSIDAD DEL BÍO-BÍO

Chillan, Chile

María Estuardo Guerra Valle

Líneas de Investigación

Educación

Licenciada en Nutricion, UNIVERSIDAD DE SAN CARLOS. Guatemala, 2012

Ciencias e Ingeniería en Alimentos, UNIVERSIDAD DEL BIO-BIO. Chile, 2018

Ingeniería de Alimentos, UNIVERSIDA DEL BIO-BIO. Chile, 2023

Experiencia Académica

Docente Investigador Full Time

Experiencia Profesional

Asistente de Investigación y Desarrollo Full Time

Asesor Nutricional Full Time

Docente investigador Full Time

Article (14)

Encapsulation of Concentrated Solution Obtained by Block Freeze Concentration in Calcium Alginate and Corn Starch Calcium Alginate Hydrogel Beads

Processing of Enriched Pear Slices with Blueberry Juice: Phenolics, Antioxidant, and Color Characteristics

Optimization of Encapsulation by Ionic Gelation Technique of Cryoconcentrated Solution: A Response Surface Methodology and Evaluation of Physicochemical Characteristics Study

Plant-Based Polyphenols: Anti-Helicobacter pylori Effect and Improvement of Gut Microbiota

Technical and Environmental Opportunities for Freeze Desalination

Centrifugal Filter-Assisted Block Freeze Crystallization Applied to Blueberry Juice

Effect of Freeze Crystallization on Quality Properties of Two Endemic Patagonian Berries Juices: Murta (Ugni molinae) and Arrayan (Luma apiculata)

Evaluation of freeze crystallization on pomegranate juice quality in comparison with conventional thermal processing

Probiotics in fruit and vegetable matrices: Opportunities for nondairy consumers

Western Dietary Pattern Antioxidant Intakes and Oxidative Stress: Importance During the SARS-CoV-2/COVID-19 Pandemic

Comparison of moderate electric field and conventional marination methods applied to chicken breast muscles

Influence of In Vitro Digestion on Antioxidant Activity of Enriched Apple Snacks with Grape Juice

Enrichment of Apple Slices with Bioactive Compounds from Pomegranate Cryoconcentrated Juice as an Osmodehydration Agent

Impact of block cryoconcentration on polyphenol retention in blueberry juice

Proyecto (1)

Application of ohmic heating, vacuum impregnation and an enriched osmotic solution -with bioactive compounds- to obtain high value added osmo-dehydrated apple plates in a short processing time.