At what temperature does Saccharomyces cerevisiae die?
Answers from top 5 papers
01 May 1987-Mechanisms of Ageing and Development
|A theoretical analysis of the reproductive capacity of yeast (Saccharomyces cerevisiae) under different experimental settings reveals interesting patterns and inter-experimental relations of mortality in yeast.|
|Finally, our mathematical models suggest that temperature may also play an important role in the imposition of S. cerevisiae versus non-Saccharomyces species during wine fermentation.|
01 Jan 2002-Chronobiology International
|Heat resistance appears to cycle in concert with energy metabolism in continuous culture of the yeast Saccharomyces cerevisiae.|
|The analysis suggested that the most important shift in the adaptation to grow at higher temperatures occurred in the Saccharomyces genus after the divergence of the S. arboricolus, S. mikatae, S. cariocanus, S. paradoxus, and S. cerevisiae lineages from the S. kudriavzevii and S. bayanus var.|
27 Mar 1998-Journal of Biological Chemistry
|Our previous work showed that sphingolipid-deficient strains of Saccharomyces cerevisiae are unable to resist a heat shock, indicating that sphingolipids are necessary for surviving heat stress.|
What are the temperatures of Hanseniaspora guillermondii fermentation?3 answersHanseniaspora guilliermondii fermentation temperatures were studied in the context of reducing ethanol concentrations in Merlot wines. The initial fermentation temperatures for H. guilliermondii were set to 15 °C (temperature regime II) or 17.5 °C (temperature regime III) before increasing to 25 °C after adding Saccharomyces cerevisiae. The use of cooler initial fermentation temperatures with H. guilliermondii resulted in wines with lower ethanol concentrations without affecting the final wine quality.
What is suitable temperature for fermentation using saccharomyces cerevisiae?5 answersThe suitable temperature for fermentation using Saccharomyces cerevisiae varies depending on the specific context. One study found that the optimal temperature for fermentation with S. cerevisiae was 60 °C. Another study characterized the fermentation process using S. cerevisiae at temperatures between 30°C and 42°C, suggesting that the process is kinetically controlled and influenced by thermodynamic parameters. Additionally, a phenotypic screening of different yeast strains revealed significant differences in temperature tolerance, with some strains performing best at sub-optimal temperatures and others at supra-optimal temperatures. These findings suggest that the suitable temperature for fermentation using S. cerevisiae may vary depending on the specific strain and desired outcome.
What is the importance of water temperature in mixing yeast doughs?3 answersThe importance of water temperature in mixing yeast doughs is crucial for achieving consistent results in the baking process. Controlling the water temperature allows for proper fermentation of the yeast cells and affects the final dough temperature. The temperature of the water used should be set at the fermentation temperature of the yeast cells, typically between 65°C to 77°C. This temperature is determined by considering various factors such as room temperature, kneader temperature, dough raw material temperature, and yeast cell dissolving water temperature. The water temperature also affects the viscosity of the dough, which in turn influences the mixing process and the final dough temperature. By adjusting the water temperature, bakers can ensure consistent dough temperature and optimize the fermentation and aging processes.
What is an effect of temperature on amylase production in yeast?5 answersThe effect of temperature on amylase production in yeast varies depending on the species and strain. In the study by Toumi et al., the yeast LB3 showed the highest amylase production at 30°C. Daskaya-Dikmen et al. found that cold-active amylase production by Yamadazyma spp. was observed at 15°C. Li et al. reported that the marine yeast strain N13d produced amylase optimally at 28°C. Pathak et al. isolated amylolytic fungi from soil samples and observed that the activity of amylase varied for different isolates at different temperatures, including 28°C, 42°C, and 60°C. Bhushan et al. studied amylase production in Endomyces fibuliger and found that the optimum temperature for enzyme activity was 30°C. Overall, the optimal temperature for amylase production in yeast can range from low temperatures, such as 15°C, to moderate temperatures, such as 28-30°C.
How long does Saccharomyces cerevisiae live?8 answers
What phylum is Saccharomyces cerevisiae?11 answers
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