MICROBIAL DEATH - vency

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1 MICROBIAL DEATH Antonio Casolari I. A. Microorganisms and Lethal B. Shape of Survivor Curves ........................................ ...........................2 II. Single Hit A. Heat Inactivation 1. Thermodynamic a. Maximum Allowable Q10 ........................................ ..........12 b. Minimum Allowable z ........................................ ...............13 c. The Highest Allowable Energy 2. Mechanisms and B. Radiation C. Chemical D. Theoretical III. Target Theory ........................................ ........................................ ....18 A.

6 and z = 1 / b = (T2 - T1) / (Log 10 D 1 – Log 10 D 2) (24) As expected, when D 1 = 10* D 2, the z value will be equal to T2 - T1. Knowledge of the DT and z values for microorganisms in given environmental conditions is very

  Death, Microbial, Microbial death