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Observation 2111

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Species Saccharomyces cerevisiae
Strain BY4743
Mating Type matalpha
Temperature 30
Lifespan 24 days
Reference Lifespan 4 days
Lifespan Change 500%
Lifespan Measure median
Lifespan Effect increased
Significance significant
Citation Burtner CR, Murakami CJ, Kennedy BK, Kaeberlein M. (2009). A molecular mechanism of chronological aging in yeast. Cell Cycle 8: 1256-70. [pubmed]
Buffering the culture medium to pH 6 with 0.1 M citrate-phosphate buffer at day 2 of adulthood increases chronological life span.

Environment Interventions

Type Body
pH 6 buffering 0.1 M citrate-phosphate buffer added at day 2 of the experiment