The Effect of the PhoP/PhoQ System on the Regulation of Multi-Stress Adaptation Induced by Acid Stress in Salmonella Typhimurium

X Gao, J Han, L Zhu, GJE Nychas, Y Mao, X Yang… - Foods, 2024 - mdpi.com
Acidic stress in beef cattle slaughtering abattoirs can induce the acid adaptation response of
in-plant contaminated Salmonella. This may further lead to multiple resistance responses …

The role of PhoP/PhoQ system in regulating stress adaptation response in Escherichia coli O157: H7

J Han, X Gao, X Luo, L Zhu, Y Zhang, P Dong - Food Microbiology, 2023 - Elsevier
The development of acid tolerance response (ATR) as a result of low pH in Escherichia coli
O157: H7 (E. coli O157: H7) contaminating beef during processing is considered a major …

Acid tolerance response of Salmonella during simulated chilled beef storage and its regulatory mechanism based on the PhoP/Q system

C Lang, Y Zhang, Y Mao, X Yang, X Wang, X Luo… - Food …, 2021 - Elsevier
To investigate the persistence of acid tolerance response (ATR) and the regulatory
mechanism during chilled storage, Salmonella ATCC 14028 and the△ phoP mutant were …

Response to Acid Adaptation in Salmonella enterica Serovar Enteritidis

B Ye, S He, X Zhou, Y Cui, M Zhou… - Journal of food …, 2019 - Wiley Online Library
Abstract Acid adaptation in Salmonella Enteritidis was characterized by phenotypic and
gene‐expression analyses. S. Enteritidis cells at log‐phase and stationary‐phase were kept …

Acid adaptation sensitizes Salmonella enterica serovar Typhimurium to osmotic and oxidative stresses.

A Alvarez-Ordonez, A Fernandez, A Bernardo, M Lopez - 2010 - cabidigitallibrary.org
The influence of acid adaptation on the subsequent sensitivity of S. Typhimurium to osmotic
and oxidative stresses was assessed using cells grown in buffered BHI (pH 7.0) and BHI …

A Low pH-Inducible, PhoPQ-Dependent Acid Tolerance Response Protects Salmonella typhimurium against Inorganic Acid Stress

BL Bearson, L Wilson, JW Foster - Journal of bacteriology, 1998 - Am Soc Microbiol
The acid tolerance response enables Salmonella typhimurium to survive exposures to
potentially lethal acidic environments. The acid stress imposed in a typical assay for acid …

Preadaptation to cold stress in Salmonella enterica serovar Typhimurium increases survival during subsequent acid stress exposure

J Shah, PT Desai, D Chen, JR Stevens… - Applied and …, 2013 - Am Soc Microbiol
Salmonella is an important cause of bacterial food-borne gastroenteritis. Salmonella
encounters multiple abiotic stresses during pathogen elimination methods used in food …

Quantitative Proteomic Analysis of Salmonella enterica Serovar Typhimurium under PhoP/PhoQ Activation Conditions

JL Yu, L Guo - Journal of Proteome Research, 2011 - ACS Publications
The PhoP/PhoQ two-component system plays a central regulatory role in the pathogenesis
of Salmonella enterica serovar Typhimurium (S. Typhimurium), and it can be activated by …

The acid tolerance responses of the Salmonella strains isolated from beef processing plants

Y Liu, Y Zhang, L Zhu, L Niu, X Luo, P Dong - Food Microbiology, 2022 - Elsevier
The development of the stationary-phase, low-pH-inducible acid tolerance response (ATR)
in the Salmonella contaminant of beef during the processing arises food safety concerns …

Comparative analysis of acid resistance between susceptible and multi-antimicrobial-resistant Salmonella strains cultured under stationary-phase acid tolerance …

RT Bacon, JN Sofos, PA Kendall, KE Belk… - Journal of food …, 2003 - Elsevier
This study compared acid resistance levels among five antimicrobial-susceptible strains of
Salmonella and five strains that were simultaneously resistant to a minimum of six …