Stochastic simulation for death probability of bacterial population considering variability in individual cell inactivation time and initial number of cells

K Koyama, H Abe, S Kawamura, S Koseki - International journal of food …, 2019 - Elsevier
Decimal reduction time (D-value) based on the first-order survival kinetics model is not
sufficient for reliable estimation of the bacterial survivors of inactivation treatment because …

Calculating stochastic inactivation of individual cells in a bacterial population using variability in individual cell inactivation time and initial cell number

K Koyama, H Abe, S Kawamura, S Koseki - Journal of Theoretical Biology, 2019 - Elsevier
The traditional log-linear inactivation kinetics model considers microbial inactivation as a
process that follows first-order kinetics. A basic concept of log reduction is decimal reduction …

Transforming kinetic model into a stochastic inactivation model: Statistical evaluation of stochastic inactivation of individual cells in a bacterial population

S Hiura, H Abe, K Koyama, S Koseki - Food microbiology, 2020 - Elsevier
Kinetic models performing point estimation are effective in predicting the bacterial behavior.
However, the large variation of bacterial behavior appearing in a small number of cells, ie …

Individual cell heterogeneity as variability source in population dynamics of microbial inactivation

Z Aspridou, KP Koutsoumanis - Food microbiology, 2015 - Elsevier
A statistical modeling approach was applied for describing and evaluating the individual cell
heterogeneity as variability source in microbial inactivation. The inactivation data (N t vs …

Estimation of the probability of bacterial population survival: development of a probability model to describe the variability in time to inactivation of Salmonella enterica

K Koyama, H Hokunan, M Hasegawa, S Kawamura… - Food …, 2017 - Elsevier
Despite the development of numerous predictive microbial inactivation models, a model
focusing on the variability in time to inactivation for a bacterial population has not been …

A mathematical model for bacterial inactivation

R Xiong, G Xie, AE Edmondson, MA Sheard - International journal of food …, 1999 - Elsevier
The first order kinetic model, the Buchanan model and Cerf's model, can model a linear
survival curve, a survival curve with a shoulder and a survival curve with a tailing …

Recent advances in predictive microbiology: theory and application of conversion from population dynamics to individual cell heterogeneity during inactivation …

S Koseki, K Koyama, H Abe - Current Opinion in Food Science, 2021 - Elsevier
Highlights•Development of stochastic modeling technique for bacterial inactivation is
reviewed.•Variability in survival cell numbers during inactivation process is described as …

The Weibull model for microbial inactivation

S Buzrul - Food Engineering Reviews, 2022 - Springer
The first-order kinetics for microbial inactivation was derived more than 100 years ago and is
still used, although more and more researchers are aware of very common non-linear …

Heterogeneity of single cell inactivation: assessment of the individual cell time to death and implications in population behavior

Z Aspridou, A Balomenos, P Tsakanikas, E Manolakos… - Food …, 2019 - Elsevier
A direct microscopic time-lapse method, using appropriate staining for cell viability in a
confocal scanning laser microscope, was used for the direct assessment of Salmonella …

Bayesian generalized linear model for simulating bacterial inactivation/growth considering variability and uncertainty

S Hiura, H Abe, K Koyama, S Koseki - Frontiers in microbiology, 2021 - frontiersin.org
Conventional regression analysis using the least-squares method has been applied to
describe bacterial behavior logarithmically. However, only the normal distribution is used as …