Development of a novel sensory lexicon to describe the perceived bitterness of beers.
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Analysis of polyphenolics and hop bitter acid profiles of 34 commercial lagers.
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PCA used to select sub-set of beers with diverse bitter congener profiles.
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Correspondence analysis shows relationship between sensory descriptors and sub-set beers.
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Bitterness profiles, due to varying brewing practice, drive perceived character of bitterness.
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