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Old Strains, New Flavors: Biotransformation in Lager Yeast

Recent research into a handful of near-forgotten yeast strains reveals the potential for more distinctive hop-forward lagers.

Don Tse Aug 19, 2024 - 9 min read

Old Strains, New Flavors: Biotransformation in Lager Yeast Primary Image

Photo: Matt Graves/mgravesphoto.com

There’s been plenty of research into how yeast interact with hop compounds during fermentation. Those investigations have led to our growing knowledge of things such as survivables, thiols, and even the benefits of mid-fermentation dry hopping—all moving toward the goal of giving the brewer more control over hop aroma.

However, most of that research has focused on top-fermenting strains. So, what Theresa Schmidt wanted to know is, what about lager yeast?

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Don Tse is an internationally recognized beer writer and beer judge, working from his home base in the middle of North America’s barley belt.

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