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María Estuardo Guerra Valle

Asistente de Investigación

Industrias Alimenticias Kerns

Guatemala, Guatemala

Líneas de Investigación


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

Educación

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

Experiencia Académica

  •   Docente Investigador Full Time

    Universidad San Sebastían

    Ciencias para el Cuidado de la Salud

    Concepción, Chile

    2022 - A la fecha

Experiencia Profesional

  •   Asistente de Investigación y Desarrollo Full Time

    Industrias Alimenticias Kerns

    Guatemala

    2012 - 2014

  •   Asesor Nutricional Full Time

    Servicios Quirugícos

    Guatemala, Guatemala

    2015 - 2016


 

Article (13)

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)

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-Pérez S.; Petzold G.; Simpson R.; Nuñez 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)

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.

FONDECYT (1160761)

Proyecto
2016-2017
Tesista

13
María Guerra

Asistente de Investigación

Investigación, Desarro e Innovación

Industrias Alimenticias Kerns

Guatemala, Guatemala

2
Ricardo Simpson

Professor

Chemical and Environmental Engineering Department

UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA

VALPARAISO, Chile

1
Helena Nuñez

Research Assistant

Chemical and Environmental Engineering Department

UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA

Valparaíso, Chile

1
JORGE MORENO

Dean of Faculty - Professor

Food Engineering

UNIVERSIDAD DEL BIOBIO

CHILLAN, Chile

1
Patricio Orellana

Investigador Postdoctoral

Departamento de Biotecnología

Universidad Tecnológica Metropolitana

Santiago, Chile

1
Guillermo Petzold

Associate Professor

Departament of Food Engineering

UNIVERSIDAD DEL BÍO-BÍO

Chillan, Chile