Helene Hopfer
Associate Professor of Food Science
- She/Her
- hxh83@psu.edu
- 814-863-5572
Most Recent Publications
Dose-response relationships for vanilla flavor and sucrose in skim milk: Evidence of synergy
Gloria Wang, John Hayes, Gregory Ziegler, Robert Roberts, Helene Hopfer, Beverages on p. 73
What Is Chalky? Investigating Consumer Language and Perception of Fine Particles in Beverages Containing Pea and Potato Starch
Kai Kai Ma, Gregory Ray Ziegler, Helene Hopfer, John E. Hayes, 2024, Foods
Distinct sensory hedonic functions for sourness in adults
Sara Spinelli, Victor Moulier, H Hopfer, Helene Hopfer, Victor Moulinier, John Prescott, Erminio Monteleone, John Hayes, 2024, Food Quality and Preference on p. 105152
Odor-scavenging capabilities of pre-formed “empty” V-type starches for beany off-flavor compounds
Jingyi Zhou, Helene Hopfer, Lingyan Kong, 2024, Food Hydrocolloids
Identifying an Early Leaf Removal Threshold for Grüner Veltliner, a High-Yielding, High-Vigor Cultivar
Andrew D. Harner, Maria S. Smith, Stephanie T. Keller, Helene Hopfer, Michela Centinari, 2024, American Journal of Enology and Viticulture
Cocoa and Polyphenol-Rich Cocoa Fractions Fail to Improve Acute Colonic Inflammation in Dextran Sulfate Sodium-Treated Mice
Daphne K. Weikart, Kiana M. Coleman, Michael G. Sweet, Ashley M. McAmis, Helene Hopfer, Andrew P. Neilson, Joshua D. Lambert, 2024, Die Nahrung
Evaluating white wine consumer interest in Grüner Veltliner: a potential signature varietal for Pennsylvania
Kathleen Marie Kelley, Helene Hopfer, Michela Centinari, 2024, International Journal of Wine Business Research
Online Nutrition Education Videos Teaching How to Use Herbs and Spices to Improve Diet Quality
Olivia Lawler, Travis Masterson, Kristina Petersen, Helene Hopfer, Mary Alice Gettings, Amber Denmon, Samantha Zlotorzynski, Penny Margaret Kris-Etherton, 2024, Journal of Nutrition Education
Texture term usage and hedonic ratings in two age-diverse cohorts of Americans
Kai Kai Ma, Nicole Etter, Aarthi Madhavan, A Madhavan, Helene Hopfer, John E. Hayes, 2023, Journal of Texture Studies on p. 860-871
The effect of fat content on sensory perception and consumer acceptability of 70% cacao dark chocolate made from reconstituted cocoa liquor
Allison Brown, Ezekiel Warren, Bradley Ingraham, Gregory Ziegler, Helene Hopfer, 2023, Journal of Sensory Studies on p. 13
Most-Cited Papers
Judging wine quality: Do we need experts, consumers or trained panelists?
Helene Hopfer, Hildegarde Heymann, 2014, Food Quality and Preference on p. 221-233
The combined impact of vineyard origin and processing winery on the elemental profile of red wines
Helene Hopfer, Jenny Nelson, Thomas S. Collins, Hildegarde Heymann, Susan E. Ebeler, 2015, Food Chemistry on p. 486-496
Red blotch disease alters grape berry development and metabolism by interfering with the transcriptional and hormonal regulation of ripening
Barbara Blanco-Ulate, Helene Hopfer, Rosa Figueroa-Balderas, Zirou Ye, Rosa M. Rivero, Alfonso Albacete, Francisco Pérez-Alfocea, Renata Koyama, Michael M. Anderson, Rhonda J. Smith, Susan E. Ebeler, Dario Cantu, 2017, Journal of Experimental Botany on p. 1225-1238
Starch-menthol inclusion complex: Structure and release kinetics
Linfan Shi, Helene Hopfer, Gregory R. Ziegler, Lingyan Kong, 2019, Food Hydrocolloids on p. 105183
Influence of pre-fermentation treatments on wine volatile and sensory profile of the new disease tolerant cultivar solaris
Shujuan Zhang, Mikael Agerlin Petersen, Jing Liu, Torben Bo Toldam-Andersen, Susan E. Ebeler, Helene Hopfer, 2015, Molecules on p. 21609-21625
Classical descriptive analysis
Hildegarde Heymann, Ellena S. King, Helene Hopfer, 2014, on p. 9-40
An exploration of the perception of minerality in white wines by projective mapping and descriptive analysis
Hildegarde Heymann, Helene Hopfer, Dwayne Bershaw, 2014, Journal of Sensory Studies on p. 1-13
Correlating wine quality indicators to chemical and sensory measurements
Helene Hopfer, Jenny Nelson, Susan E. Ebeler, Hildegarde Heymann, 2015, Molecules on p. 8453-8483
Total arsenic analysis in Californian wines with hydride generation-microwave plasma-atomic emission spectroscopy (HG-MP-AES)
C. K. Tanabe, Helene Hopfer, G. Gilleland, A. Liba, S. E. Ebeler, J. Nelson, 2016, Journal of Analytical Atomic Spectrometry on p. 1223-1227
Evaluation of GC-ICP-MS/MS as a new strategy for specific heteroatom detection of phosphorus, sulfur, and chlorine determination in foods
Jenny Nelson, Helene Hopfer, Fabio Silva, Steve Wilbur, Jianmin Chen, Kumi Shiota Ozawa, Philip L. Wylie, 2015, Journal of Agricultural and Food Chemistry on p. 4478-4483
News Articles Featuring Helene Hopfer
Oct 04, 2024
USDA grant to support summer research experiences for undergraduates
The U.S. Department of Agriculture’s National Institute of Food and Agriculture recently announced an investment of $11.6 million in its Research and Extension Experiences for Undergraduates program. Among the recipients, Penn State’s College of Agricultural Sciences was awarded a $750,000 grant to support 50 undergraduate students in exploring career opportunities in food science and nutritional sciences.
Full Article
Oct 16, 2023
Grants awarded to Penn State faculty for tropical ecosystems research in Belize
Three projects have been awarded seed grants as part of the Penn State-Belize Foundation for Research and Environmental Education Research and Education Initiative to develop agroforestry systems .
Full Article
Aug 29, 2023
Herbs and spices tout taste and health as saturated fat, salt replacements
A team of Penn State researchers has figured out how to remove some saturated fat, sugar and salt from popular American foods while maintaining their tastiness. The trick? Replacing these overconsumed nutrients with a dose of healthy herbs and spices.
Full Article