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Effect of temperature on survival and β-galactosidase activity of pressure-damaged cells incubated at pH 3.5. Data are means ± standard deviations (error bars). Symbols: ●, cell survival at 20°C; ■, cell survival at 30°C; ▴, cell survival at 37°C; ○, β-galactosidase activity at 20°C; □, β-galactosidase activity at 30°C; ▵, β-galactosidase activity at 37°C.
