Natural diversity in heat resistance of bacteria and bacterial spores: impact on food safety and quality

HMW Den Besten, MHJ Wells-Bennik… - Annual Review of …, 2018 - annualreviews.org
Heat treatments are widely used in food processing often with the aim of reducing or
eliminating spoilage microorganisms and pathogens in food products. The efficacy of …

[HTML][HTML] Why are botulinum neurotoxin-producing bacteria so diverse and botulinum neurotoxins so toxic?

B Poulain, MR Popoff - Toxins, 2019 - mdpi.com
Botulinum neurotoxins (BoNTs) are the most lethal toxins among all bacterial, animal, plant
and chemical poisonous compounds. Although a great effort has been made to understand …

Hyperspectral imaging and deep learning for quantification of Clostridium sporogenes spores in food products using 1D-convolutional neural networks and random …

A Soni, M Al-Sarayreh, MM Reis, G Brightwell - Food Research International, 2021 - Elsevier
Clostridium sporogenes spores are used as surrogates for Clostridium botulinum, to verify
thermal exposure and lethality in sterilization regimes by food industries. Conventional …

Spores and their significance

P Setlow, EA Johnson - Food microbiology: fundamentals and …, 2019 - Wiley Online Library
Members of the Gram‐positive genera Bacillus and Clostridium and some closely related
genera respond to slowed growth or starvation by initiating the process of sporulation, and …

[HTML][HTML] Diversity of the Genomes and Neurotoxins of Strains of Clostridium botulinum Group I and Clostridium sporogenes Associated with Foodborne, Infant and …

J Brunt, AHM van Vliet, AT Carter, SC Stringer, C Amar… - Toxins, 2020 - mdpi.com
Clostridium botulinum Group I and Clostridium sporogenes are closely related bacteria
responsible for foodborne, infant and wound botulism. A comparative genomic study with …

[HTML][HTML] Heat resistance of spores of 18 strains of Geobacillus stearothermophilus and impact of culturing conditions

MHJ Wells-Bennik, PWM Janssen, V Klaus… - International journal of …, 2019 - Elsevier
In this study, different methods were evaluated for enumeration of spores of G.
stearothermophilus, different sporulation methods were assessed for yields and wet heat …

Endogenous CRISPR-Cas Systems in Group I Clostridium botulinum and Clostridium sporogenes Do Not Directly Target the Botulinum Neurotoxin Gene Cluster

TG Wentz, BJM Tremblay, M Bradshaw… - Frontiers in …, 2022 - frontiersin.org
Most strains of proteolytic group I Clostridium botulinum (G1 C. botulinum) and some strains
of Clostridium sporogenes possess genes encoding botulinum neurotoxin (BoNT), a potent …

[HTML][HTML] Selection and Development of Nontoxic Nonproteolytic Clostridium botulinum Surrogate Strains for Food Challenge Testing

M Poortmans, K Vanoirbeek, MB Dorner, CW Michiels - Foods, 2022 - mdpi.com
Clostridium botulinum causes severe foodborne intoxications by producing a potent
neurotoxin. Challenge studies with this pathogen are an important tool to ensure the safety …

Synergistic interaction between pH and NaCl in the limits of germination and outgrowth of Clostridium sporogenes and Group I Clostridium botulinum vegetative cells …

E Boix, L Coroller, O Couvert, S Planchon… - Food …, 2022 - Elsevier
Group I Clostridium botulinum and Clostridium sporogenes are physiologically and
genetically closely related. Both are widely distributed in the environment and can cause …

Architecture and self-assembly of Clostridium sporogenes and Clostridium botulinum spore surfaces illustrate a general protective strategy across spore formers

TK Janganan, N Mullin, A Dafis-Sagarmendi, J Brunt… - Msphere, 2020 - journals.asm.org
Spores, the infectious agents of many Firmicutes, are remarkably resilient cell forms. Even
distant relatives can have similar spore architectures although some display unique …