Salmonella typhimurium. Medical search. Frequent questions

In contrast, only 8 (7%) of 108 S. Typhimurium isolates from humans in sentinel counties in 1990 and 7 (5%) of 135 in 1985 were R-type ACSSuT. (medscape.com)
55 (45%) of 123 cattle S. Typhimurium isolates from 1995 to 1997 were R-type ACSSuT, compared with 18 (20%) 90 in 1991 to 1994 and 2 (1%) of 163 from 1985 to 1990. (medscape.com)
Implications of quinolone resistance in veterinary isolates of salmonella. (nih.gov)
From 2000 to 2004, S. Typhimurium accounted for ≈40% of all human Salmonella isolates each year. (cdc.gov)
Since 2002, ≈20% of the S. Typhimurium isolates were identified as DT104, and all had a pentavalent resistance pattern (resistance to ampicillin, chloramphenicol, streptomycin, sulfonamides, and tetracycline) ( 3 ). (cdc.gov)
All DT104A isolates were susceptible to the Enter-net panel of antimicrobial drugs ( 2 ), a feature unusual for S. Typhimurium ( 5 ). (cdc.gov)
89.5% (263/294) of the isolates were Salmonella Enteritidis while 10.5% (31/294) were Salmonella Typhimurium. (iproc.org)
Salmonella isolates were found more sensitive to Ciprofloxacin, followed by Gentamicin, Enrofloxacin and Amoxicillin while the isolates were least sensitive to Doxycycline. (iproc.org)
In NSW, Salmonella isolates are referred to Pathology West - Institute for Clinical Pathology and Medical Research, the state reference laboratory, for further characterization, including serotyping and DNA sequence-based subtyping with multiple-locus variable-number tandem repeats analysis (MLVA). (who.int)

More than 50 y of research have provided great insight into the physiology, metabolism, and molecular biology of Salmonella enterica serovar Typhimurium (S. Typhimurium), but important gaps in our knowledge remain. (nih.gov)
Genome sequences of Salmonella enterica serovar typhimurium, Choleraesuis, Dublin, and Gallinarum strains of well- defined virulence in food-producing animals. (genome.jp)
enterica serovar Typhimurium str. (rcsb.org)
Salmonella enterica serovar Typhimurium-infected pigs with different s" by Susan Knetter, Shawn Bearson et al. (unl.edu)
Fifty-four pigs were inoculated with Salmonella enterica serovar Typhimurium (ST) and clinical signs, fecal ST shedding, growth performance, peripheral cytokines and whole blood gene expression were measured. (unl.edu)
Acasă › Rezultate › Inactivation of Salmonella enterica serovar Typhimurium on egg surface, by direct and indirect treatments with cold atmospheric plasma", Food Control 76, pag. (bioresurse.ro)
Epizootics in wild passerine birds caused by Salmonella serovar Typhimurium have been observed repeatedly during the winter months in temperate climate zones. (allenpress.com)
described the distribution of Salmonella enterica serovar Typhimurium definitive page type 104 (DT104) infections in 29 countries from 1992 to 2001 ( 1 ). (cdc.gov)
In a previous study, we examined the genetic variation of a Salmonella enterica serovar Typhimurium population isolated from human and food-animal sources from four geographic regions in Mexico [ 16 ]. (biomedcentral.com)
The ability of Salmonella enterica serovar Typhimurium to survive environmental stress requires specific, coordinated, responses, which induce resistance to the stress condition. (bris.ac.uk)

First isolated from an ill person in 1985, multidrug-resistant Salmonella enterica serotype Typhimurium DT104 emerged in the mid-1990s as a strain of Salmonella frequently isolated from humans in the United States. (medscape.com)
One of the most common strains isolated from humans is multidrug-resistant Salmonella enterica serotype Typhimurium definitive type 104 (DT104). (medscape.com)
Since 1990 multiresistant (MR) Salmonella enterica serotype Typhimurium definitive phage-type (DT) 104 (MR DT104) and closely related phage types have emerged as a worldwide health problem in humans and food animals. (reading.ac.uk)
Malorny B , Schroeter A , Bunge C , Helmuth R . Prevalence of Escherichia coli O157:H7 prophage-like sequences among German Salmonella enterica serotype Typhimurium phage types and their use in detection of phage type DT104 by polymerase chain reaction. (cdc.gov)
Zoonotic Source Attribution of Salmonella enterica Serotype Typhimurium Using Genomic Surveillance Data, United States - Volume 25, Number 1-January 2019 - Emerging Infectious Diseases journal - CDC. (ask-bioexpert.com)

We compared the integron content, plasmid profile, and Xba I pulsed-field gel electrophoresis (PFGE) patterns of multidrug-resistant S. Typhimurium DT104 (MR-DT104) isolated from humans in the United States in 1985, 1990, and 1995. (medscape.com)
Fluoroquinolone susceptibility of S typhimurium DT104. (nih.gov)
Decreased susceptibility to ciprofloxacin in outbreak-associated multiresistant Salmonella typhimurium DT104. (nih.gov)
Multi-resistant Salmonella Typhimurium DT104--implications for animal industries and the veterinary profession. (nih.gov)
numerous distinguishable DT104 subtypes can be identified as DT104 A, B, C, H, and L. Most (90%) S. Typhimurium DT104 strains isolated during the last 2 years belonged to subtype DT104L. (cdc.gov)
International Salmonella Typhimurium DT104 infections, 1992-2001. (cdc.gov)
Typhimurium DT104 complex lineage circulating among humans and cattle in the USA lost the ability to produce pertussis-like toxin ArtAB. (bvsalud.org)

Conclusion The pat/cob genes of Salmonella Typhimurium encode the acetylase/deacetylase. (shsmu.edu.cn)
In flagellum-defective strains, the flgM gene product of S. typhimurium negatively regulates flagellar genes by inhibiting the activity of FliA, the flagellin-specific sigma factor. (tamu.edu)
Our results demonstrate that flgM and fliA, two genes previously shown to regulate flagellar operons, are also involved in the regulation of expression of virulence of S. typhimurium and that this system may not be unique to the genus Salmonella. (tamu.edu)

Public health investigators used DNA "fingerprints" of Salmonella bacteria obtained through diagnostic testing with pulsed-field gel electrophoresis (PFGE) to identify cases of illness that may be part of this outbreak. (cdc.gov)
In the present study, two pathogenic bacteria Legionella pneumophila and Salmonella typhimurium WG-49 were introduced into a biofilm simulation flow system supplied with sterile and non-sterile tap water. (iwaponline.com)
Not only did T. mu appear to boost the animals' immune systems, it spared them from the severe intestinal infection that typically occurs after eating food contaminated with toxic Salmonella bacteria. (nih.gov)
The contribution of different IgG isotypes to protection against bacteria such as S. Typhimurium is unclear, although as IgG2a is induced by natural infection, it is assumed this isotype is important. (ox.ac.uk)
WGS analysis showed that the Salmonella from the pine siskins was closely related to bacteria from sick people. (cdc.gov)

The objective of this study was to study the inactivation kinetics of Escherichia coli O157:H7 and Salmonella Typhimurium under microwave pasteurization at temperatures between 80 and 90 °C, i.e., at conditions that are employed in conventional pasteurization. (unboundmedicine.com)
A sequence comparison of the seven DNA regions showed that both types were closely related to IncA/C plasmids found in Escherichia , Salmonella , Yersinia , Photobacterium , Vibrio and Aeromonas . (biomedcentral.com)
Four of the bacterial pathogens that are of major concern to the meat industry, Listeria monocytogenes, Campylobacter jejuni, Salmonella enterica Typhimurium and Escherichia coli O157:H7 were studied for their susceptibility to high carbon dioxide atmospheres during irradiation and storage by utilizing high-carbon-dioxide modified atmosphere packages (MAP) compared to vacuum packaging. (iastate.edu)

It is clear that a precise choreography of gene expression is required for Salmonella infection, but basic genetic information such as the global locations of transcription start sites (TSSs) has been lacking. (nih.gov)

All bird species are susceptible to Salmonella infections, but disease outbreaks are predominantly observed in passerines. (allenpress.com)
The nation's leading law firm representing victims of Salmonella and other foodborne illness outbreaks. (salmonellablog.com)
The Salmonella blog supplements Marler Clark's Web site About Salmonella , a site that provides information about Salmonella, the symptoms and risks of infection, testing and the detection of salmonellosis, and how to prevent Salmonella outbreaks. (salmonellablog.com)
In a research study, published in the January 2019 issue of Emerging Infectious Diseases a team of scientists at the University of Georgia Center for Food Safety used more than a thousand genomes to develop a machine-learning approach that could lead to quicker identification of the animal source of certain Salmonella outbreaks. (ask-bioexpert.com)
A team of scientists led by researchers at the University of Georgia Center for Food Safety in Griffin, Georgia, has developed a machine-learning approach that could lead to quicker identification of the animal source of certain Salmonella outbreaks. (ask-bioexpert.com)

As of January 15, 2009, 43 states reported more than 400 individuals who were infected with the outbreak strain of Salmonella Typhimurium. (cdc.gov)
Since the PFGE pattern of Salmonella Typhimurium connected with this outbreak is fairly common (typically associated with 10 to 15 cases of foodborne illness per month in the United States), a second test, Multiple-Locus Variable-number tandem repeat Analysis (MLVA), was used in addition to PFGE to define the outbreak strain. (cdc.gov)
The number of ill persons reported declined in certain states from previous reports since MLVA in now being used to define the outbreak strain of Salmonella Typhimurium. (cdc.gov)
The CDC reports that a total of 16 persons infected with the outbreak strain of Salmonella Typhimurium have been reported from 5 states. (marlerblog.com)
Fourteen people infected with the outbreak strain of Salmonella Typhimurium were reported from eight states and the District of Columbia. (cdc.gov)
FDA testing identified the outbreak strain of Salmonella Typhimurium in an unopened sample of Natural Grocers Coconut Smiles Organic collected from Natural Grocers. (cdc.gov)
FDA also collected dried coconut from International Harvest, Inc. The outbreak strain of Salmonella Typhimurium was identified in samples of International Harvest Brand Organic Go Smile! (cdc.gov)
As of May 28, 2021, a total of 29 people infected with the outbreak strain of Salmonella Typhimurium were reported from 12 states (see map ). (cdc.gov)
As of March 30, 2021, a total of 19 people infected with the outbreak strain of Salmonella Typhimurium have been reported from eight states (see map ). (cdc.gov)

Results of antibiotic susceptibility testing indicated that this strain of Salmonella is susceptible to commonly prescribed antibiotics. (cdc.gov)
We have repurposed an attenuated Salmonella enterica Typhimurium strain (YS1646) to express Cathepsin B (CatB), a digestive enzyme important for the juvenile and adult stages of the S. mansoni life cycle. (inrs.ca)
Salmonella typhimurium ST39 exhibits reduced virulence in mice and decreased survival in mouse macrophages compared with the parent strain SL3201. (tamu.edu)
Strain ST39 is nonmotile, carries an indeterminate deletion in and near the flgB operon, and is defective in the mviS (mouse virulence Salmonella) locus. (tamu.edu)

KEGG GENOME: Salmonella enterica subsp. (genome.jp)

More information about Salmonella , and steps people can take to reduce their risk of infection, can be found on the CDC Salmonella Web Page and the CDC Vital Signs Web Page . (cdc.gov)
This description of the transcriptional map of SL1344 advances our understanding of S. Typhimurium, arguably the most important bacterial infection model. (nih.gov)
The results indicated that pigs with different shedding outcomes developed distinct immune responses within the first 2 d of ST infection, and elucidated alternative mechanisms that could be targeted to reduce Salmonella shedding and spread. (unl.edu)
Many ill persons reported several behaviors while they were working in the laboratory that would increase the risk of acquiring a Salmonella infection, including not wearing gloves or lab coats, lack of handwashing, and using the same writing utensils and notebooks outside of the laboratory. (theglobaldispatch.com)
Thus, the cause of mass mortality of the passerine birds was identified as infection with Salmonella Typhimurium, which was associated with growth of presumed M. ornithogaster in many cases. (allenpress.com)
Previously, we have shown that purified S. Typhimurium porins including outer membrane protein OmpD, which induce both IgG1 and IgG2a in mice, provide protection to S. Typhimurium infection via Ab. (ox.ac.uk)
Specimens were collected from morbid or dead birds suspected for salmonella infection on the basis of clinical signs or post-mortem lesions brought to five poultry diagnostic laboratories in Punjab between 2014 and 2017. (iproc.org)

Since 2002, circulation of S. Typhimurium phage types has been monitored by the laboratory-based surveillance system Enter-net Italia, which was coordinated by Istituto Superiore di Sanità as part of the European network for the surveillance of foodborne infections ( 2 ). (cdc.gov)
Salmonella is a frequently implicated organism and is responsible for the majority of hospitalizations and deaths attributable to foodborne infections. (who.int)

In this work, we assess the ability of a promiscuous, constitutively-active bEBP-the AAA+ ATPase domain of DctD from Sinorhizobium meliloti -to activate transcription from all σ 54 -dependent promoters for the characterization of the σ 54 regulon of Salmonella Typhimurium LT2. (biomedcentral.com)
Since the DctD AAA+ ATPase domain proved effective in activating transcription from the diverse σ 54 -dependent promoters of the S . Typhimurium LT2 σ 54 regulon under a single growth condition, this approach is likely to be valuable for examining σ 54 regulons in other bacterial species. (biomedcentral.com)
The S . Typhimurium σ 54 regulon included a high number of intragenic σ 54 binding sites/promoters, suggesting that σ 54 may have multiple regulatory roles beyond the initiation of transcription at the start of an operon. (biomedcentral.com)

Structure of the ribosomal interacting GTPase YjeQ from the enterobacterial species Salmonella typhimurium. (ox.ac.uk)
In order to further explore the structure and function of YjeQ, the isolation, crystallization and structure determination of YjeQ from the enterobacterial species Salmonella typhimurium (StYjeQ) is reported. (ox.ac.uk)
Laboratories are required to report positive culture results of Salmonella species to NSW Health. (who.int)
DNA hybridization studies showed that flgM-related sequences were present in species other than Salmonella typhimurium and that sequences related to that of fliA were common among members of the family Enterobacteriaceae. (tamu.edu)

The CDC investigation reveals via laboratory testing that the outbreak strains are indistinguishable by PFGE pattern from commercially available Salmonella Typhimurium strains used in laboratory settings for teaching or quality control purposes. (theglobaldispatch.com)
Typhimurium with a matching PFGE, or genetic, pattern have been reported In Illinois. (salmonellablog.com)
At least two additional cases of S. Typhimurium are pending the PFGE results. (salmonellablog.com)

A total of 261 persons infected with the outbreak strains of Salmonella Typhimurium (228 persons) and Salmonella Newport (33 persons) were reported from 24 states. (cdc.gov)

A new propionate (prp) locus of S. typhimurium was defined by mutation, was located to minute 8 of the chromosome, and was shown to be transcribed in the clockwise direction. (nih.gov)
In September 2015, the South Western Sydney (SWS) Public Health Unit was notified of a cluster of Salmonella Typhimurium (STm) cases with a common multiple-locus variable-number tandem repeats analysis (MLVA) pattern. (who.int)
Salmonella Typhimurium multiple-locus-variable number tandem repeats analysis (MLVA) type 3-10-8-9-523 was identified in 95.9% (47/49) of stool samples. (who.int)

CDC collaborated with public health officials in many states and the U.S. Food and Drug Administration (FDA) to investigate a multistate outbreak of Salmonella Typhimurium and Salmonella Newport infections linked to cantaloupe originating from Chamberlain Farms Produce, Inc. of Owensville, Indiana. (cdc.gov)
CDC, public health and regulatory officials in several states, and the FDA investigated a multistate outbreak of Salmonella Typhimurium infections. (cdc.gov)
CDC and public health officials in several states collected different types of data to investigate a multistate outbreak of Salmonella Typhimurium infections in people. (cdc.gov)

A multistate Salmonella Typhimurium outbreak, which has sickened 41 people in 13 states since last November, has been linked to clinical and college and university teaching microbiology laboratories, according to a Centers for Disease Control and Prevention (CDC) investigation. (theglobaldispatch.com)

Mutation of flgM attenuates virulence of Salmonella typhimurium, and mutation of fliA represses the attenuated phenotype. (tamu.edu)

This study was aimed to determine the prevalence of Salmonella Enteritidis and Salmonella Typhimurium in commercial poultry flocks of Punjab and to evaluate their antimicrobial susceptibility patterns. (iproc.org)
The aim of this study is to evaluate the antimicrobial, anti-apoptotic ability of Lactobacillus plantarum and reduce Salmonella-induced pro-inflammatory cytokine IL-8 secretion. (iseki-food-ejournal.com)

Busani L , Graziani C , Battisti A , Franco A , Ricci A , Vio D , Antibotic resistance in Salmonella enterica serotypes Typhimurium, Enteritidis and Infantis from human infections foodstuffs and farm animals in Italy. (cdc.gov)
Reference for a preliminary ruling - Food law - Regulation (EC) No 2073/2005 - Microbiological criteria for foodstuffs - Article 1 - Annex I - Fresh poultry meat - Checks by the competent national authorities for the presence of the salmonella serotypes listed in point 1.28 of Chapter 1 of that annex - Checks for the presence of other pathogenic microorganisms - Regulation (EC) No 178/2002 - Article 14(8) - Discretion of the national authorities - Scope. (europa.eu)

To test different Gluc variants as transcriptional reporters, we used the siiA promoter of Salmonella Pathogenicity Island (SPI)-4 driving expression of either episomal or chromosomally integrated Gluc. (rki.de)

Chromatin immunoprecipitation revealed that RNA polymerase was bound to 70% of the TSSs, and two-thirds of these TSSs were associated with σ(70) (including phoP, slyA, and invF) from which we identified the -10 and -35 motifs of σ(70)-dependent S. Typhimurium gene promoters. (nih.gov)
Methods The pat gene and cobB gene of Salmonella Typhimurium, which encode acetyltransferase and deacetylase, were deleted by the λ-Red system. (shsmu.edu.cn)
Analysis of our Typhimurium strains showed that the region containing the bla CMY-2 gene is inserted between traA and traC as a single copy, like in the E. coli plasmid pAR060302. (biomedcentral.com)
Here we show that a codon-optimized Gluc gene can be efficiently expressed in Salmonella enterica sv. (rki.de)

The FDA says that the previously unidentified Salmonella Typhimurium outbreak was cantaloupe in an update to that agency's CORE Outbreak Investigation Table. (foodpoisoningbulletin.com)
If you have been experiencing the symptoms of food poisoning, especially if you have the symptoms of Salmonella and have eaten cantaloupe, see your doctor. (foodpoisoningbulletin.com)

International surveillance network for the enteric infections Salmonella and VTEC O157. (cdc.gov)

Drug Resistance in Salmonella enterica ser. (cdc.gov)

Salmonella enterica and veterinary agencies. (cdc.gov)

Th2 Ags such as alum-precipitated proteins and helminths induce IgG1, whereas Th1 Ags, such as Salmonella Typhimurium, predominantly induce IgG2a. (ox.ac.uk)

Salmonella typhimurium causes symptoms resembling typhoid fever and gastroenteritis in humans. (iseki-food-ejournal.com)

Salmonella is the causative agent of salmonellosis and one of the world's most important bacterial infectious agents in humans and animals. (allenpress.com)

The floR allele was identical to that of Newport pSN254, suggesting a mosaic pattern of ancestry with plasmids from other Salmonella serovars and E. coli . (biomedcentral.com)

MAE student Troy Laidlow applies a One Health approach to a Salmonella Typhimurium linked to backyard poultry. (edu.au)

ST19 has been reported worldwide and is the most abundant Typhimurium genotype in the MLST database [ 17 ], while ST213 has only been reported in Mexico. (biomedcentral.com)

Salmonella Typhimurium ST213 was first detected in the Mexican Typhimurium population in 2001. (biomedcentral.com)

In this study, flgM of wild-type S. typhimurium LT2 was found to complement the mviS defect in ST39 for virulence in mice and for enhanced survival in macrophages. (tamu.edu)
Thus, the absolute level of FliA activity appears to affect the virulence of S. typhimurium SL3201 in mice. (tamu.edu)

We adapted these methods for use in Salmonella, demonstrating the interaction between the SPI-1-encoded effector SipA and its cognate secretion chaperone InvB. (rki.de)

Antibiotic-resistant Salmonella in pigs in Spain. (nih.gov)
Pigs colonized with Salmonella are usually asymptomatic with varied severity and duration of fecal shedding. (unl.edu)

The AAA+ ATPase domain of DctD was able to drive transcription from nearly all previously characterized or predicted σ 54 -dependent promoters in Salmonella under a single condition. (biomedcentral.com)

Differential RNA sequencing identified 1,873 TSSs on the chromosome of S. Typhimurium SL1344 and 13% of these TSSs initiated antisense transcripts. (nih.gov)

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