Helene Hopfer

Affiliate Researcher
Titles and Affiliations
Associate Professor, Food Science
Rasmussen Career Development Professor, Food Science

In the News

Research Keywords

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Projects

Recent Publications

Aroma volatiles as predictors of chilling injury development during peach (Prunus persica (L) Batsch) cold storage and subsequent shelf-life

Farcuh, M. & Hopfer, H., Jan 2023, In: Postharvest Biology and Technology. 195, 112137.

Research output: Contribution to journalArticlepeer-review

A cross-cultural study on odor-elicited life stage-associations

Wendelin, M., Bauer, A., Buchinger, E., Danner, L., Derndorfer, E., Thi Minh Hang, V., Hopfer, H., Wallner, M., Jantathai, S., Julius, N., Matullat, I., Majchrzak, D., Siegmund, B., Seo, H. S., Spangl, B. & Duerrschmid, K., Feb 2023, In: Food Quality and Preference. 106, 104810.

Research output: Contribution to journalArticlepeer-review

Roasting and Cacao Origin Affect the Formation of Volatile Organic Sulfur Compounds in 100% Chocolate

Wiedemer, A. M., McClure, A. P., Leitner, E. & Hopfer, H., Apr 2023, In: Molecules. 28, 7, 3038.

Research output: Contribution to journalArticlepeer-review

Effect of Copper-Based Fungicide Treatments on the Quality of Hop Produced in the Northeastern United States

Chrisfield, B. J., Gugino, B. K., Hopfer, H. & Elias, R. J., 2022, In: Journal of the American Society of Brewing Chemists. 80, 2, p. 169-179 11 p.

Research output: Contribution to journalArticlepeer-review

Effect of alkyl chain length on the antioxidant activity of alkylresorcinol homologs in low-moisture crackers

Elder, A. S., Coupland, J. N., Hopfer, H. & Elias, R. J., Jul 15 2022, In: LWT - Food Science and Technology. 164, 113637.

Research output: Contribution to journalArticlepeer-review

Salivary α-amylase activity and flow rate explain differences in temporal flavor perception in a chewing gum matrix comprising starch-limonene inclusion complexes

Goza, J. L., Ziegler, G. R., Wee, J., Hayes, J. E. & Hopfer, H., Aug 2022, In: Food Research International. 158, 111573.

Research output: Contribution to journalArticlepeer-review

Synergistic and antagonistic ingredient interactions as a sugar reduction strategy in chocolate milk

Hopfer, H., Riak, A. C., Roberts, R. F., Hayes, J. E. & Ziegler, G. R., Oct 2022, In: Journal of Sensory Studies. 37, 5, e12770.

Research output: Contribution to journalArticlepeer-review

Identifying wine consumers interested in environmentally sustainable production practices

Kelley, K., Todd, M., Hopfer, H. & Centinari, M., Feb 2 2022, In: International Journal of Wine Business Research. 34, 1, p. 86-111 26 p.

Research output: Contribution to journalArticlepeer-review

Optimizing consumer acceptability of 100% chocolate through roasting treatments and effects on bitterness and other important sensory characteristics

McClure, A. P., Hopfer, H. & Grün, I. U., Jan 2022, In: Current Research in Food Science. 5, p. 167-174 8 p.

Research output: Contribution to journalArticlepeer-review

Effect of processing on the anti-inflammatory efficacy of cocoa in a high fat diet-induced mouse model of obesity

Weikart, D. K., Indukuri, V. V., Racine, K. C., Coleman, K. M., Kovac, J., Cockburn, D. W., Hopfer, H., Neilson, A. P. & Lambert, J. D., Nov 2022, In: Journal of Nutritional Biochemistry. 109, 109117.

Research output: Contribution to journalArticlepeer-review

Differences in preferred fat level, sweetener type, and amount of added sugar in chocolate milk in a choice task relate to physical activity and orthorexia

Brodock, J. L., Hayes, J. E., Masterson, T. D. & Hopfer, H., Aug 1 2021, In: Appetite. 163, 105214.

Research output: Contribution to journalArticlepeer-review

Impact of copper-based fungicides on the antioxidant quality of ethanolic hop extracts

Chrisfield, B. J., Hopfer, H. & Elias, R. J., Sep 1 2021, In: Food Chemistry. 355, 129551.

Research output: Contribution to journalArticlepeer-review

Preferred beer styles influence both perceptual maps and semantic descriptions of dry hops

Hopfer, H., McDowell, E. H., Nielsen, L. E. & Hayes, J. E., Dec 2021, In: Food Quality and Preference. 94, 104337.

Research output: Contribution to journalArticlepeer-review

Influence of region on sensory and chemical profiles of pennsylvania grüner veltliner wines

Keller, S. T., Harner, A. D., Centinari, M., Elias, R. J. & Hopfer, H., Apr 2021, In: Foods. 10, 4, 825.

Research output: Contribution to journalArticlepeer-review

A modified brewing procedure informed by the enzymatic profiles of gluten-free malts significantly improves fermentable sugar generation in gluten-free brewing

Ledley, A. J., Elias, R. J., Hopfer, H. & Cockburn, D. W., Sep 2021, In: Beverages. 7, 3, 53.

Research output: Contribution to journalArticlepeer-review