Publications by authors named "Elizabeth Joubert"

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The Sensory and Physicochemical Properties of Honeybush Tea Depend on the Brewing Water: A Preliminary Study.
Helene van Schoor, Erika Moelich, Brigitte von Pressentin du Preez, Chantelle Human, Dalene de Beer, Elizabeth Joubert

J Food Sci· December 2025

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Development of sensory tools for green rooibos (Aspalathus linearis (Burm.f.) R.Dahlgren) and changes in quality attributes during shelf-life storage.
Dalene de Beer, Chantelle Human, Brigitte Vp du Preez, Erika I Moelich, Marieta van der Rijst, Elizabeth Joubert

J Sci Food Agric· September 2024

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Autophagy-induced cell death by aqueous and polyphenol-enriched extracts of honeybush ( spp.) in liver and colon cancer cells.
Sedicka Samodien, Maryna de Kock, Elizabeth Joubert, Dalene de Beer, Jurgen Kriel

Food Sci Nutr· August 2024

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Anti-allergic effect of (honeybush) extracts via anti-degranulation activity in a murine allergy model for inhaled antigen.
Hitoshi Shimbo, Ayumi Fukagawa, Oji Nakamura, Shiho Murakami, Yutaka Miura, Elizabeth Joubert

Biosci Microbiota Food Health· March 2024

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Food-grade phytosome vesicles for nanoencapsulation of labile -glucosylated xanthones and dihydrochalcones present in a plant extract matrix-Effect of process conditions and stability assessment.
Chantelle Human, Marique Aucamp, Dalene de Beer, Marieta van der Rijst, Elizabeth Joubert

Food Sci Nutr· December 2023

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Assessment of the stability of compounds belonging to neglected phenolic classes and flavonoid sub-classes using reaction kinetic modeling.
Dalene de Beer, Theresa Beelders, Chantelle Human, Elizabeth Joubert

Crit Rev Food Sci Nutr· November 2023

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Reaction kinetics of aspalathin degradation and flavanone isomer formation in aqueous model solutions: Effect of temperature, pH and metal chelators.
Dalene de Beer, Chantelle Human, Marieta van der Rijst, Elizabeth Joubert

Food Res Int· October 2023

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Stability of labile xanthones and dihydrochalcones in a ready-to-drink honeybush beverage during storage.
Chantelle Human, Dalene de Beer, Andreas Tredoux, André de Villiers, Elizabeth Joubert

J Sci Food Agric· September 2023

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(Honeybush) Induces Uncoupling Protein 1 and Peroxisome Proliferator-Activated Receptor Alpha Expression in Obese Diabetic Female db/db Mice.
Babalwa Unice Jack, Pritika Ramharack, Christiaan Malherbe, Kwazi Gabuza, Elizabeth Joubert

Int J Mol Sci· February 2023

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Critical Assessment of In Vitro Screening of α-Glucosidase Inhibitors from Plants with Acarbose as a Reference Standard.
Neil Miller, Elizabeth Joubert

Planta Med· October 2022

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Aspalathin-rich green rooibos tea in combination with glyburide and atorvastatin enhances lipid metabolism in a mouse model.
Oelfah Patel, Christo J F Muller, Elizabeth Joubert, Bernd Rosenkranz, Johan Louw

Front Clin Diabetes Healthc· October 2022

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Healthy or Not Healthy? A Mixed-Methods Approach to Evaluate Front-of-Pack Nutrition Labels as a Tool to Guide Consumers.
Melvi Todd, Timothy Guetterman, Jako Volschenk, Martin Kidd, Elizabeth Joubert

Nutrients· July 2022

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Diversity and Molecular Barcoding of Stink Bugs (Hemiptera: Pentatomidae) Associated with Macadamia in South Africa.
Byron Sonnekus, Bernard Slippers, Brett P Hurley, Elizabeth Joubert, Michael Stiller

Insects· June 2022

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Heat treatment improves the sensory properties of the ultrafiltration by-product of honeybush (Cyclopia genistoides) extract.
Neil Miller, Alicia Petrus, Erika Ilette Moelich, Magdalena Muller, Dalene de Beer, Elizabeth Joubert

J Sci Food Agric· February 2022

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Class-modelling of overlapping classes. A two-step authentication approach.
Zuzanna Małyjurek, Dalene de Beer, Hèlené van Schoor, Janine Colling, Elizabeth Joubert

Anal Chim Acta· January 2022

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Multi-stakeholder perspectives on food labeling and health claims: Qualitative insights from South Africa.
Melvi Todd, Timothy Guetterman, Gunnar Sigge, Elizabeth Joubert

Appetite· December 2021

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New Insights into the Efficacy of Aspalathin and Other Related Phytochemicals in Type 2 Diabetes-A Review.
Christo J F Muller, Elizabeth Joubert, Nireshni Chellan, Yutaka Miura, Kazumi Yagasaki

Int J Mol Sci· December 2021

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Differential Cytotoxicity of Rooibos and Green Tea Extracts against Primary Rat Hepatocytes and Human Liver and Colon Cancer Cells - Causal Role of Major Flavonoids.
Sedicka Samodien, Maryna de Kock, Elizabeth Joubert, Sonja Swanevelder, Wentzel C A Gelderblom

Nutr Cancer· October 2021

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Therapeutic effects of an aspalathin-rich green rooibos extract, pioglitazone and atorvastatin combination therapy in diabetic db/db mice.
Oelfah Patel, Christo J F Muller, Elizabeth Joubert, Bernd Rosenkranz, Johan Louw

PLoS One· October 2021

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Re-imagining health professions education in the coronavirus disease 2019 era: Perspectives from South Africa.
Anna M S Schmutz, Louis S Jenkins, Francois Coetzee, Hofmeyr Conradie, James Irlam, Elizabeth M Joubert

Afr J Prim Health Care Fam Med· August 2021

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Shelf-Life Stability of Ready-to-Use Green Rooibos Iced Tea Powder-Assessment of Physical, Chemical, and Sensory Properties.
Chantelle Human, Dalene de Beer, Magdalena Muller, Marieta van der Rijst, Marique Aucamp, Elizabeth Joubert

Molecules· August 2021

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Identification of a novel di-C-glycosyl dihydrochalcone and the thermal stability of polyphenols in model ready-to-drink beverage solutions with Cyclopia subternata extract as functional ingredient.
Chantelle Human, Ombeline Danton, Dalene De Beer, Takuma Maruyama, Lara Alexander, Elizabeth Joubert

Food Chem· July 2021

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Honeybush Extracts ( spp.) Rescue Mitochondrial Functions and Bioenergetics against Oxidative Injury.
Anastasia Agapouda, Veronika Butterweck, Matthias Hamburger, Dalene de Beer, Elizabeth Joubert

Oxid Med Cell Longev· June 2021

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Comprehensive off-line CCC × LC-DAD-MS separation of Cyclopia pubescens Eckl. & Zeyh. phenolic compounds and structural elucidation of isolated compounds.
Nico A Walters, Dalene de Beer, André de Villiers, Ombeline Danton, Matthias Hamburger, Elizabeth Joubert

Phytochem Anal· May 2021

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Physicochemical Stability of Enriched Phenolic Fractions of Cyclopia genistoides and ex vivo Bi-directional Permeability of Major Xanthones and Benzophenones.
Neil Miller, Christiaan Johannes Malherbe, Werner Gerber, Josias H Hamman, Marieta van der Rijst, Elizabeth Joubert

Planta Med· April 2021

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