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Yeast: Difference between revisions

253 bytes added ,  20 November 2020
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Maltose-rich worts ferment more quickly and hold the yeast in suspension longer.<ref name=kunze3>Kunze, wort production</ref> Higher fermentability increases fermentation speed, alcohol content, and ester formation.<ref name=kunze3/>
Maltose-rich worts ferment more quickly and hold the yeast in suspension longer.<ref name=kunze3>Kunze, wort production</ref> Higher fermentability increases fermentation speed, alcohol content, and ester formation.<ref name=kunze3/>


The presence of high concentrations of glucose as a result of the action of these
High concentrations of glucose inhibit maltose and maltotriose consumption in some yeast strains.<ref name=guerra>Guerra NP, Torrado-Agrasar A, López-Macías C, et al. Use of Amylolytic Enzymes in Brewing. In: Preedy VR, ed. ''Beer in Health and Disease Prevention.'' Academic Press; 2009:113–126.</ref><ref name=model>MacGregor AW, Bazin SL, Macri LJ, Babb JC. [https://www.sciencedirect.com/science/article/abs/pii/S0733521098902338 Modelling the contribution of ''alpha''-amylase, ''beta''-amylase and limit dextrinase to starch degradation during mashing.] ''J Cereal Sci.'' 1999;29(2):161–169.</ref>
amylases could inhibit maltose consumption in some yeast strains<ref name=guerra>Guerra NP, Torrado-Agrasar A, López-Macías C, et al. Use of Amylolytic Enzymes in Brewing. In: Preedy VR, ed. ''Beer in Health and Disease Prevention.'' Academic Press; 2009:113–126.</ref>


*[https://www.sciencedirect.com/science/article/abs/pii/S0308814603006034 "The impact of the physiological condition of the pitching yeast on beer flavour stability: an industrial approach"]
*[https://www.sciencedirect.com/science/article/abs/pii/S0308814603006034 "The impact of the physiological condition of the pitching yeast on beer flavour stability: an industrial approach"]