Tag - R&D Update

Lagering methods digest

Nov 2, 2022 - Lager Production Methods Lager is one of the most popular beer styles in the world. Light in color, crisp and refreshing, it has a delicate, clean and balanced flavor profile. The recipe for lager brewing may appear simple, but this… Read more

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Perspectives on the future of yeast and yeast products

Aug 21, 2022 - Brewing in all forms has helped spur scientific advancement. Medicine, engineering, biotechnology and even mathematics can be linked to people developing more efficient brewing technology. The science of microbiology itself arguably was founded to better understand and control spoilage in… Read more

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What are thiols and their role in hop biotransformation?

Aug 3, 2022 - The interaction between yeast and hops during fermentation, better known as hop biotransformation, is a complex process that is currently of great interest to the brewing community. This biochemical process encompasses many types of reactions, such as: Esterification of hop… Read more

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A Case Study in Over-attenuation and Exploding Bottles

Jun 9, 2022 - Brewing beer is easy. Just mix together four, simple ingredients and the enzymes and yeast do most of the work, right? The reality is that brewing consistently high-quality beer with every brew is a constant challenge. Ingredients change from lot… Read more

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Determining the Impact of Biological Systems on Beer Sensory

Mar 1, 2022 - Yeast influences beer flavor and aroma Visit any brewing forum and read through topics regarding yeast selection. Chances are high that a healthy amount of discussion will revolve around yeast sensory profiles. Considering the significant role yeast plays in beer… Read more

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Non-Alcoholic Beer: Perception

Feb 16, 2022 - Non-alcoholic beer tends to evoke strong mixed opinions. On one hand, when done well, it can be a refreshing, healthier alternative to its boozier cousin. But on the other hand, it appears as a mockery of all that the goddess… Read more

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Impact of Hydrogen Sulfide in Brewing

Nov 30, 2021 - Understand the role of yeast in controlling H2S to craft better beer. Sulphur metabolism is of special relevance for beer quality during the entire brewing process. Humans have evolved to be very sensitive to sulfur compounds, which are associated with… Read more

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Microbiology and Fine-Tuning Sour Beer

Oct 12, 2021 - Sour beers are characterized by the presence of a significant concentration of naturally occurring organic acids, a low pH (< 4.0), and refreshing flavor. Not by coincidence, these beers trend towards traditional styles reminiscent of the pre-microbiology era of brewing. Such styles include spontaneously fermented Lambic and Flanders ales, as well as kettle-soured styles such as the Berliner Weisse and Gose and are… Read more

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Innovative methods for selecting novel yeast strains for brewing unique beers

Jul 28, 2021 - Yeast scientists use an incredible set of tools to select novel strains of brewing yeast. These tools vary from simple selective culturing techniques all the way to cutting-edge gene-editing technologies. Each method has its advantages and disadvantages, as well as… Read more

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A deep dive into yeast nutrition with Graeme Walker, Professor of Zymology

May 17, 2021 - An interview with Graeme Walker, Professor of Zymology from Abertay University, Dundee, Scotland You have a long and successful career in zymology – how did you get into yeast and fermentation as your specialty? Graeme Walker: “On leaving High School… Read more

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