Full Text Journal Articles by
Author Deana R Jones

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Research Note: Horizontal transmission and internal organ colonization by Salmonella Enteritidis and Salmonella Kentucky in experimentally infected laying hens in indoor cage-free housing.

Richard K Gast, Deana R Jones, Rupa Guraya, Kenneth E Anderson, Darrin M Karcher,

The transmission of Salmonella to humans via contaminated eggs is an international public health concern. S. Enteritidis is deposited inside eggs after colonizing reproductive tissues of infected hens. Diverse housing facility characteristics and flock management practices influence Salmonella persistence and transmission in poultry, but the food safety consequences of different ... Read more >>

Poult Sci (Poultry science)
[2020, 99(11):6071-6074]

Cited: 0 times

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Pooling of Laying Hen Environmental Swabs and Efficacy of Salmonella Detection.

Deana R Jones, Richard K Gast, Prafulla Regmi, Garrett E Ward, Kenneth E Anderson, Darrin M Karcher,

ABSTRACT:Environmental testing for Salmonella Enteritidis is required for U.S. shell egg producers with ≥3,000 hens on a farm. The egg producer assumes all costs for the mandatory testing. According to the U.S. Food and Drug Administration (FDA) Egg Rule, either manure scraper or drag swabs can be collected according to ... Read more >>

J Food Prot (Journal of food protection)
[2020, 83(6):943-950]

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Contamination of eggs by Salmonella Enteritidis in experimentally infected laying hens of four commercial genetic lines in conventional cages and enriched colony housing.

Richard K Gast, Prafulla Regmi, Rupa Guraya, Deana R Jones, Kenneth E Anderson, Darrin M Karcher,

Human illness caused by the consumption of eggs contaminated with Salmonella Enteritidis is a continuing international public health concern. This pathogen is deposited inside the edible contents of eggs as a consequence of its ability to colonize reproductive tissues in infected hens. Conditions in the housing environment can influence the ... Read more >>

Poult Sci (Poultry science)
[2019, 98(10):5023-5027]

Cited: 0 times

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Thermal Inactivation Kinetics of Three Heat-Resistant Salmonella Strains in Whole Liquid Egg.

Joshua B Gurtler, Vijay K Juneja, Deana R Jones, Anuj Purohit,

The heat resistance of three heat-resistant strains of Salmonella was determined in whole liquid egg (WLE). Inoculated samples in glass capillary tubes were completely immersed in a circulating water bath and held at 56, 58, 60, 62, and 64°C for predetermined lengths of time. The recovery medium was tryptic soy ... Read more >>

J Food Prot (Journal of food protection)
[2019, 82(9):1465-1471]

Cited: 0 times

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Colonization of internal organs by Salmonella Enteritidis in experimentally infected laying hens of four commercial genetic lines in conventional cages and enriched colony housing.

Richard K Gast, Prafulla Regmi, Rupa Guraya, Deana R Jones, Kenneth E Anderson, Darrin M Karcher,

The prevalence of Salmonella Enteritidis in commercial egg-laying flocks is a prominent public health concern because contaminated eggs cause human illness. Deposition of this pathogen inside eggs results from bacterial colonization of reproductive tissues in infected hens. Environmental conditions can influence avian Salmonella infections, but the food safety consequences of ... Read more >>

Poult Sci (Poultry science)
[2019, 98(4):1785-1790]

Cited: 1 time

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Prevalence, Persistence, and Antimicrobial Resistance of Campylobacter spp. from Eggs and Laying Hens Housed in Five Commercial Housing Systems.

Estefanía Novoa Rama, Matthew Bailey, Deana R Jones, Richard K Gast, Ken Anderson, Jagpinder Brar, Rhonda Taylor, Haley F Oliver, Manpreet Singh,

Husbandry practices for laying hens in commercial egg production is a topic of interest from a social, economic, and regulatory standpoint. Animal welfare concerns regarding the use of conventional cages have arisen and consumer perceptions of hen welfare have led to a higher demand for cage-free eggs. The aim of ... Read more >>

Foodborne Pathog Dis (Foodborne pathogens and disease)
[2018, 15(8):506-516]

Cited: 0 times

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Serotyping of Salmonella Enterica Isolated from Mice Caught on US Poultry Farms 1995 through 1998.

Jean Guard, David J Henzler, Hazem Ramadan, Deana R Jones, Richard K Gast, Sherrill Davison, Marc W Allard,

In this study, a collection of Salmonella enterica subspecies obtained from live mice caught on 32 poultry farms in the Northeast US between 1995 to 1998 was evaluated to provide a historical reference for serotype distribution during a time when egg contamination by serotype Enteritidis was at its peak. Of ... Read more >>

Food Saf (Tokyo) (Food safety (Tokyo, Japan))
[2018, 6(1):44-50]

Cited: 0 times

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Frequency and Duration of Fecal Shedding of Salmonella Serovars Heidelberg and Typhimurium by Experimentally Infected Laying Hens Housed in Enriched Colony Cages at Different Stocking Densities.

Richard K Gast, Rupa Guraya, Deana R Jones, Jean Guard, Kenneth E Anderson, Darrin M Karcher,

Eggs contaminated with Salmonella Enteritidis are leading sources of human salmonellosis, but Salmonella Heidelberg and Salmonella Typhimurium are also egg-associated pathogens. The management practices and housing facilities characterizing different systems for housing commercial egg flocks can influence Salmonella persistence and transmission. Animal welfare aspects of poultry housing have been widely ... Read more >>

Avian Dis (Avian diseases)
[2017, 61(3):366-371]

Cited: 2 times

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Assessing the impact of egg sweating on Salmonella Enteritidis penetration into shell eggs.

Janet A Gradl, Patricia A Curtis, Deana R Jones, Kenneth E Anderson,

Salmonella Enteritidis (SE) prevalence in eggs is a major concern to the egg industry. Some research has shown that egg sweating can increase Salmonella penetration into egg contents when refrigerated eggs are moved to a warmer temperature. This occurs when eggs are tempered before wash, to minimize thermal cracks. The ... Read more >>

Poult Sci (Poultry science)
[2017, 96(7):2393-2399]

Cited: 0 times

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Frequency and Duration of Fecal Shedding of Salmonella Enteritidis by Experimentally Infected Laying Hens Housed in Enriched Colony Cages at Different Stocking Densities.

Richard K Gast, Rupa Guraya, Deana R Jones, Kenneth E Anderson, Darrin M Karcher,

Human infections with Salmonella Enteritidis are often attributed to the consumption of contaminated eggs, so the prevalence of this pathogen in egg-laying poultry is an important public health risk factor. Numerous and complex environmental influences on Salmonella persistence and transmission are exerted by management practices and housing facilities used in ... Read more >>

Front Vet Sci (Frontiers in veterinary science)
[2017, 4:47]

Cited: 5 times

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Colonization of internal organs by Salmonella serovars Heidelberg and Typhimurium in experimentally infected laying hens housed in enriched colony cages at different stocking densities.

Richard K Gast, Rupa Guraya, Deana R Jones, Jean Guard, Kenneth E Anderson, Darrin M Karcher,

Contaminated eggs produced by infected commercial laying flocks are often implicated as sources of human infections with Salmonella Enteritidis, but Salmonella serovars Heidelberg and Typhimurium have also been associated with egg-transmitted illness. Contamination of the edible contents of eggs is a consequence of the colonization of reproductive tissues in systemically ... Read more >>

Poult Sci (Poultry science)
[2017, 96(5):1402-1409]

Cited: 2 times

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Alternative Antimicrobial Commercial Egg Washing Procedures.

Lauren K Hudson, Mark A Harrison, Mark E Berrang, Deana R Jones,

Commercial table eggs are washed prior to packaging. Standard wash procedures use an alkaline pH and warm water. If a cool water method could be developed that would still provide a microbiologically safe egg, the industry may save energy costs associated with water heating. Four wash procedures were evaluated for ... Read more >>

J Food Prot (Journal of food protection)
[2016, 79(7):1216-1220]

Cited: 1 time

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Metabolic parameters linked by phenotype microarray to acid resistance profiles of poultry-associated Salmonella enterica.

Jean Guard, Michael J Rothrock, Devendra H Shah, Deana R Jones, Richard K Gast, Roxana Sanchez-Ingunza, Melissa Madsen, John El-Attrache, Bwalya Lungu,

Phenotype microarrays were analyzed for 51 datasets derived from Salmonella enterica. The top 4 serotypes associated with poultry products and one associated with turkey, respectively Typhimurium, Enteritidis, Heidelberg, Infantis and Senftenberg, were represented. Datasets were partitioned initially into two clusters based on ranking by values at pH 4.5 (PM10 A03). ... Read more >>

Res. Microbiol. (Research in microbiology)
[2016, 167(9-10):745-756]

Cited: 3 times

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Colonization of internal organs by Salmonella Enteritidis in experimentally infected laying hens housed in enriched colony cages at different stocking densities.

Richard K Gast, Rupa Guraya, Deana R Jones, Kenneth E Anderson, Darrin M Karcher,

Epidemiologic analyses have linked the frequency of human infections with Salmonella enterica subspecies enterica serovar Enteritidis to the consumption of contaminated eggs and thus to the prevalence of this pathogen in commercial egg-laying flocks. Contamination of the edible contents of eggs by Salmonella Enteritidis is a consequence of the colonization ... Read more >>

Poult Sci (Poultry science)
[2016, 95(6):1363-1369]

Cited: 7 times

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Inactivation of Salmonella in Shell Eggs by Hot Water Immersion and Its Effect on Quality.

David J Geveke, Joshua B Gurtler, Deana R Jones, Andrew B W Bigley,

Thermal inactivation kinetics of heat resistant strains of Salmonella Enteritidis in shell eggs processed by hot water immersion were determined and the effects of the processing on egg quality were evaluated. Shell eggs were inoculated with a composite of heat resistant Salmonella Enteritidis (SE) strains PT8 C405, 2 (FSIS #OB030832), ... Read more >>

J Food Sci (Journal of food science)
[2016, 81(3):M709-14]

Cited: 1 time

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Persistence of fecal shedding of Salmonella Enteritidis by experimentally infected laying hens housed in conventional or enriched cages.

Richard K Gast, Rupa Guraya, Deana R Jones, Kenneth E Anderson,

Salmonella Enteritidis can be deposited inside eggs laid by infected hens, so the prevalence of this pathogen in commercial egg-producing flocks is an important risk factor for human illness. Opportunities for the introduction, transmission, and persistence of salmonellae in poultry are potentially influenced by flock housing and management systems. Animal ... Read more >>

Poult Sci (Poultry science)
[2015, 94(7):1650-1656]

Cited: 9 times

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Recovery of Salmonella enterica serovar Enteritidis from hens initially infected with serovar Kentucky.

Jean Guard, Roxana Sanchez-Ingunza, Devendra H Shah, Michael J Rothrock, Richard K Gast, Deana R Jones,

Salmonella enterica serovars Enteritidis and Kentucky differ greatly in epidemiology. We wanted to know if the non-pathogenic serotype Kentucky impacted the recovery of the pathogen Enteritidis from chickens. To explore this issue, 4 groups of hens were treated as follows: (i) hens were inoculated orally with Kentucky and injected intramuscularly ... Read more >>

Food Chem (Food chemistry)
[2015, 189:86-92]

Cited: 3 times

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Horizontal transmission of Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages.

Richard K Gast, Rupa Guraya, Deana R Jones, Kenneth E Anderson,

The majority of human illnesses caused by Salmonella Enteritidis are attributed to contaminated eggs, and the prevalence of this pathogen in commercial laying flocks has been identified as a leading epidemiologic risk factor. Flock housing and management systems can affect opportunities for the introduction, transmission, and persistence of foodborne pathogens ... Read more >>

Poult Sci (Poultry science)
[2014, 93(12):3145-3151]

Cited: 8 times

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Contamination of eggs by Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages.

Richard K Gast, Rupa Guraya, Deana R Jones, Kenneth E Anderson,

Both epidemiologic analyses and active disease surveillance confirm an ongoing strong association between human salmonellosis and the prevalence of Salmonella enterica subspecies enterica serovar Enteritidis in commercial egg flocks. The majority of human illnesses caused by this pathogen are attributed to the consumption of contaminated eggs. Animal welfare concerns have ... Read more >>

Poult. Sci. (Poultry science)
[2014, 93(3):728-733]

Cited: 13 times

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Colonization of internal organs by Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages.

Richard K Gast, Rupa Guraya, Deana R Jones, Kenneth E Anderson,

More human illnesses caused by Salmonella enterica subspecies enterica serovar Enteritidis throughout the world have been linked to the consumption of contaminated eggs than to any other food vehicle. Deposition of this pathogen in the edible contents of eggs occurs when systemic infections of laying hens involve colonization of reproductive ... Read more >>

Poult Sci (Poultry science)
[2013, 92(2):468-473]

Cited: 13 times

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Kinetics model comparison for the inactivation of Salmonella serotypes Enteritidis and Oranienburg in 10% salted liquid whole egg.

Joshua B Gurtler, Harry M Marks, Rebecca B Bailey, Vijay Juneja, Deana R Jones,

The goal of this study was to determine the inactivation kinetics of Salmonella in commercial 10% salted liquid whole egg (LWE) to assist the U.S. Department of Agriculture in writing new liquid egg pasteurization guidelines. Current data are not sufficient for predicting thermal inactivation kinetics of Salmonella spp. for use ... Read more >>

Foodborne Pathog Dis (Foodborne pathogens and disease)
[2013, 10(6):492-499]

Cited: 1 time

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Modeling the thermal inactivation kinetics of heat-resistant Salmonella Enteritidis and Oranienburg in 10 percent salted liquid egg yolk.

Joshua B Gurtler, Harry M Marks, Deana R Jones, Rebecca R Bailey, Nathan E Bauer,

There is no suitable model for predicting thermal inactivation kinetics of Salmonella spp. for many types of liquid egg products, including salted liquid egg yolk, for use in updating U.S. Department of Agriculture (USDA) pasteurization guidelines. This is because, in part, of the variations in Salmonella strains and the changes ... Read more >>

J. Food Prot. (Journal of food protection)
[2011, 74(6):882-892]

Cited: 4 times

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A mathematical model of inactivation kinetics for a four-strain composite of Salmonella Enteritidis and Oranienburg in commercial liquid egg yolk.

Johari S Jordan, Joshua B Gurtler, Harry M Marks, Deana R Jones, William K Shaw,

The goal of this study was to develop a general model of inactivation of salmonellae in commercial liquid egg yolk for temperatures ranging from 58°C to 66°C by studying the inactivation kinetics of Salmonella in liquid egg yolk. Heat-resistant salmonellae (three serovars of Enteritidis [two of phage type 8 and ... Read more >>

Food Microbiol (Food microbiology)
[2011, 28(1):67-75]

Cited: 0 times

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A mathematical model of inactivation kinetics for a four-strain composite of Salmonella Enteritidis and Oranienburg in commercial liquid egg yolk

Johari S Jordan, Joshua B Gurtler, Harry M Marks, Deana R Jones, William K Shaw,

The goal of this study was to develop a general model of inactivation of salmonellae in commercial liquid egg yolk for temperatures ranging from 58 °C to 66 °C by studying the inactivation kinetics of Salmonella in liquid egg yolk. Heat-resistant salmonellae (three serovars of Enteritidis [two of phage type ... Read more >>

Food Microbiol (Food microbiology)
[2011, 28(1):67-75]

Cited: 8 times

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Identification of Enterobacteriaceae from washed and unwashed commercial shell eggs.

Michael T Musgrove, Deana R Jones, Julie K Northcutt, Nelson A Cox, Mark A Harrison,

To evaluate the effect of processing on the safety and quality of retail shell eggs, a storage study was conducted with unwashed and commercially washed eggs. This work demonstrated that commercial processing decreased microbial contamination of eggshells. To know which species persisted during storage on washed or unwashed eggs, Enterobacteriaceae ... Read more >>

J Food Prot (Journal of food protection)
[2004, 67(11):2613-2616]

Cited: 12 times

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