<abstract xmlns="http://www.w3.org/1999/xhtml">The effect of temperature on the growth dynamics of <italic>Lactobacillus plantarum</italic> in the model environment of UHT milk was investigated. Based on the experiments between temperatures ranged from 8 to 40 °C, growth dynamics of the studied isolate was positively determined by the cultivation temperature that led to increasing intensity of growth in the exponential phase (except for temperatures 38 and 40 °C). Final counts in stationary phase have reached concentrations about 107 CFU · ml−1 from initial 103 CFU · ml−1, except for marginal 8 and 40 °C. Experimentally, it was found, that optimal temperature was close to 37 °C, where the fastest specific growth rate in an exponential phase was recorded (μ = 0.7683 h−1, td = 54 min) and the stationary phase was reached after 24 h of incubation. During the growth and multiplication of <italic>Lb. plantarum</italic>, no significant decrease of pH values in comparison to initial ones in dependence on temperature were determined (0.00—0.24 units).</abstract>

The effect of temperature on the growth dynamics of Lactobacillus plantarum in the model environment of UHT milk was investigated. Based on the experiments between temperatures ranged from 8 to 40 °C, growth dynamics of the studied isolate was positively determined by the cultivation temperature that led to increasing intensity of growth in the exponential phase (except for temperatures 38 and 40 °C). Final counts in stationary phase have reached concentrations about 107 CFU · ml−1 from initial 103 CFU · ml−1, except for marginal 8 and 40 °C. Experimentally, it was found, that optimal temperature was close to 37 °C, where the fastest specific growth rate in an exponential phase was recorded (μ = 0.7683 h−1, td = 54 min) and the stationary phase was reached after 24 h of incubation. During the growth and multiplication of Lb. plantarum, no significant decrease of pH values in comparison to initial ones in dependence on temperature were determined (0.00—0.24 units).

Characterization of the growth of <italic>Lactobacillus plantarum</italic> in milk in dependence on temperature

Department of Nutrition and Food Quality Assessment, Faculty of Chemical and Food Technology, Slovak University of Technology in Bratislava, Radlinského 9, SK 812 37, Bratislava

Acta Chimica Slovaca

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Characterization of the growth of  in milk in dependence on temperature

The effect of temperature on the growth dynamics of Lactobacillus plantarum in the model environment of UHT milk was investigated. Based on the experiments...

Characterization of the growth of Lactobacillus plantarum in milk in dependence on temperature

Publié en ligne: 08 déc. 2016

Pages: 104 - 108

DOI: https://doi.org/10.1515/acs-2016-0018

Mots clés
lactic acid bacteria, predictive microbiology

© 2016 Faculty of Chemical and Food Technology, Slovak University of Technology in Bratislava

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Characterization of the growth of Lactobacillus plantarum in milk in dependence on temperature

Publié en ligne: 08 déc. 2016

Pages: 104 - 108

DOI: https://doi.org/10.1515/acs-2016-0018

Mots cléslactic acid bacteria, predictive microbiology

© 2016 Faculty of Chemical and Food Technology, Slovak University of Technology in Bratislava

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
lactic acid bacteria, predictive microbiology