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Author Junia Jean Gilles Beaubrun

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Draft genomes of Cronobacter sakazakii strains isolated from dried spices bring unique insights into the diversity of plant-associated strains.

Hyein Jang, Jungha Woo, Youyoung Lee, Flavia Negrete, Samantha Finkelstein, Hannah R Chase, Nicole Addy, Laura Ewing, Junia Jean Gilles Beaubrun, Isha Patel, Jayanthi Gangiredla, Athmanya Eshwar, Ziad W Jaradat, Kunho Seo, Srikumar Shabarinath, Séamus Fanning, Roger Stephan, Angelika Lehner, Ben D Tall, Gopal R Gopinath,

Cronobacter sakazakii is a Gram-negative opportunistic pathogen that causes life- threatening infantile infections, such as meningitis, septicemia, and necrotizing enterocolitis, as well as pneumonia, septicemia, and urinary tract and wound infections in adults. Here, we report 26 draft genome sequences of C. sakazakii, which were obtained from dried spices from ... Read more >>

Stand Genomic Sci (Standards in genomic sciences)
[2018, 13:35]

Cited: 2 times

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Evaluation of the Impact of Varied Carvacrol Concentrations on Salmonella Recovery in Oregano and How Corn Oil Can Minimize the Effect of Carvacrol during Preenrichment.

Junia Jean-Gilles Beaubrun, Nicole Addy, Zachary Keltner, Samantha Farris, Laura Ewing, Gopal Gopinath, Darcy E Hanes,

Phenolic compounds, like carvacrol, in oregano interfere with the detection of foodborne pathogens such as Salmonella enterica. Carvacrol concentration varies based on plant cultivars and growth region. Six oregano cultivars were used to compare the impact of carvacrol concentration on Salmonella and to evaluate the effectiveness of corn oil to ... Read more >>

J. Food Prot. (Journal of food protection)
[2018, 81(6):977-985]

Cited: 1 time

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Whole-Genome Sequences of Cronobacter sakazakii Isolates Obtained from Foods of Plant Origin and Dried-Food Manufacturing Environments.

Hyein Jang, Nicole Addy, Laura Ewing, Junia Jean-Gilles Beaubrun, YouYoung Lee, JungHa Woo, Flavia Negrete, Samantha Finkelstein, Ben D Tall, Angelika Lehner, Athmanya Eshwar, Gopal R Gopinath,

Here, we present draft genome sequences of 29 Cronobacter sakazakii isolates obtained from foods of plant origin and dried-food manufacturing facilities. Assemblies and annotations resulted in genome sizes ranging from 4.3 to 4.5 Mb and 3,977 to 4,256 gene-coding sequences with G+C contents of ∼57.0%. ... Read more >>

Genome Announc (Genome announcements)
[2018, 6(15):]

Cited: 2 times

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Detection of Salmonella enterica subsp. enterica Serovar Cubana from Naturally Contaminated Chick Feed.

Faiza Benahmed, Hua Wang, Junia Jean-Gilles Beaubrun, Gopal R Gopinath, Chorng-Ming Cheng, Darcy E Hanes, Thomas S Hammack, Mark Rasmussen, Maureen K Davidson,

Because some significant outbreaks of human salmonellosis have been traced to contaminated animal feed, the rapid and efficient detection of Salmonella in feed is essential. However, the current U.S. Food and Drug Administration Bacteriological Analytical Manual (BAM) culture method that uses lactose broth as a preenrichment medium has not reliably ... Read more >>

J. Food Prot. (Journal of food protection)
[2017, 80(11):1815-1820]

Cited: 0 times

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Evaluation of a multiplex PCR method to serotype Salmonella in animal feeds pre-enrichment broth cultures.

Junia Jean-Gilles Beaubrun, Laura Ewing, Kim Dudley, Faiza Benhamed, Hua Wang, Darcy E Hanes,

The identification of Salmonella enterica serotypes remains a highly important public health concern for microbiological analysis of foods, feeds, and clinical samples. Outbreaks of human salmonellosis are sometimes linked to contact with infected animals and animal feeds. To possibly reduce the number of outbreaks, it is important to rapidly, efficiently ... Read more >>

MethodsX (MethodsX)
[2017, 4:335-345]

Cited: 0 times

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Evaluation of corn oil as an additive in the pre-enrichment step to increase recovery of Salmonella enterica from oregano

Junia Jean-Gilles Beaubrun, Chris Grim, Darcy E. Hanes, Gopal Gopinath, Karen Jarvis, Laura Ewing, Marie-Laure Flamer, Nicole Addy,

Phenolic compounds associated with essential oils of spices and herbs possess a variety of antioxidant and antimicrobial properties that interfere with Salmonella detection from fresh and dried products. Finding a compound to neutralize the effect of these antimicrobial compounds, while allowing Salmonella growth during pre-enrichment, is a crucial step in ... Read more >>

Food Microbiol. (Food microbiology)
[2016, 57:195-203]

Cited: 1 time

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Whole Genome DNA Sequence Analysis of Salmonella subspecies enterica serotype Tennessee obtained from related peanut butter foodborne outbreaks.

Mark R Wilson, Eric Brown, Chris Keys, Errol Strain, Yan Luo, Tim Muruvanda, Christopher Grim, Junia Jean-Gilles Beaubrun, Karen Jarvis, Laura Ewing, Gopal Gopinath, Darcy Hanes, Marc W Allard, Steven Musser,

Establishing an association between possible food sources and clinical isolates requires discriminating the suspected pathogen from an environmental background, and distinguishing it from other closely-related foodborne pathogens. We used whole genome sequencing (WGS) to Salmonella subspecies enterica serotype Tennessee (S. Tennessee) to describe genomic diversity across the serovar as well ... Read more >>

PLoS ONE (PloS one)
[2016, 11(6):e0146929]

Cited: 13 times

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Evaluation of corn oil as an additive in the pre-enrichment step to increase recovery of Salmonella enterica from oregano.

Junia Jean-Gilles Beaubrun, Marie-Laure Flamer, Nicole Addy, Laura Ewing, Gopal Gopinath, Karen Jarvis, Chris Grim, Darcy E Hanes,

Phenolic compounds associated with essential oils of spices and herbs possess a variety of antioxidant and antimicrobial properties that interfere with Salmonella detection from fresh and dried products. Finding a compound to neutralize the effect of these antimicrobial compounds, while allowing Salmonella growth during pre-enrichment, is a crucial step in ... Read more >>

Food Microbiol. (Food microbiology)
[2016, 57:195-203]

Cited: 3 times

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Comparison of Salmonella enterica serovar Bovismorbificans 2011 hummus outbreak strains with non-outbreak strains

Morris Blaylock, Alpha A. Diallo, Brooke Jones, Darcy E. Hanes, Gopal Gopinath, Isha Patel, Jason Abbott, Jayanthi Gangiredla, Jonathan Sabo, Junia Jean-Gilles Beaubrun, Karen Jarvis, Kim Dudley, Laura Ewing, Michael Kotewicz, Reginald Blackwell, Scott Jackson, Sherry L. Ayers, Solomon Gebru, Sosina Merid,

Eleven Salmonella enterica serovar Bovismorbificans isolates obtained from the U.S. District of Columbia during a 2011 hummus-associated foodborne outbreak were compared to 12 non-outbreak isolates. All isolates from the outbreak demonstrated a single PFGE pattern that was distinctly different from other isolates of S. Bovismorbificans as recorded in the PulseNet ... Read more >>

Food Microbiol. (Food microbiology)
[2015, 46:627-634]

Cited: 1 time

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Genomic evidence reveals numerous Salmonella enterica serovar Newport reintroduction events in Suwannee watershed irrigation ponds.

Baoguang Li, Scott A Jackson, Jayanthi Gangiredla, Weimin Wang, Huanli Liu, Ben D Tall, Junia Jean-Gilles Beaubrun, Michele Jay-Russell, George Vellidis, Christopher A Elkins,

Our previous work indicated a predominance (56.8%) of Salmonella enterica serovar Newport among isolates recovered from irrigation ponds used in produce farms over a 2-year period (B. Li et al., Appl Environ Microbiol 80:6355-6365, http://dx.doi.org/10.1128/AEM.02063-14). This observation provided a valuable set of metrics to explore an underaddressed issue of environmental ... Read more >>

Appl. Environ. Microbiol. (Applied and environmental microbiology)
[2015, 81(24):8243-8253]

Cited: 5 times

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Cilantro microbiome before and after nonselective pre-enrichment for Salmonella using 16S rRNA and metagenomic sequencing.

Karen G Jarvis, James R White, Christopher J Grim, Laura Ewing, Andrea R Ottesen, Junia Jean-Gilles Beaubrun, James B Pettengill, Eric Brown, Darcy E Hanes,

Salmonella enterica is a common cause of foodborne gastroenteritis in the United States and is associated with outbreaks in fresh produce such as cilantro. Salmonella culture-based detection methods are complex and time consuming, and improvments to increase detection sensitivity will benefit consumers. In this study, we used 16S rRNA sequencing ... Read more >>

BMC Microbiol. (BMC microbiology)
[2015, 15:160]

Cited: 15 times

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Whole-Genome Sequencing of Salmonella enterica subsp. enterica Serovar Cubana Strains Isolated from Agricultural Sources.

Faiza H Benahmed, Gopal R Gopinath, Hua Wang, Junia Jean-Gilles Beaubrun, Christopher Grim, Chorng-Ming Cheng, Michael McClelland, Sherry Ayers, Jason Abbott, Prerak Desai, Jonathan G Frye, George Weinstock, Thomas S Hammack, Darcy E Hanes, Mark A Rasmussen, Maureen K Davidson,

We report the draft genomes of Salmonella enterica subsp. enterica serovar Cubana strain CVM42234, isolated from chick feed in 2012, and S. Cubana strain 76814, isolated from swine in 2004. The genome sizes are 4,975,046 and 4,936,251 bp, respectively. ... Read more >>

Genome Announc (Genome announcements)
[2014, 2(1):]

Cited: 1 time

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Comparison of Salmonella enterica serovar Bovismorbificans 2011 hummus outbreak strains with non-outbreak strains.

Morris Blaylock, Reginald Blackwell, Sosina Merid, Scott Jackson, Michael Kotewicz, Gopal Gopinath, Sherry L Ayers, Jason Abbott, Jonathan Sabo, Laura Ewing, Jayanthi Gangiredla, Solomon Gebru, Isha Patel, Brooke Jones, Kim Dudley, Karen Jarvis, Darcy E Hanes, Alpha A Diallo, Junia Jean-Gilles Beaubrun,

Eleven Salmonella enterica serovar Bovismorbificans isolates obtained from the U.S. District of Columbia during a 2011 hummus-associated foodborne outbreak were compared to 12 non-outbreak isolates. All isolates from the outbreak demonstrated a single PFGE pattern that was distinctly different from other isolates of S. Bovismorbificans as recorded in the PulseNet ... Read more >>

Food Microbiol. (Food microbiology)
[2015, 46:627-634]

Cited: 0 times

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Whole-Genome Sequences of Six Salmonella enterica Serovar Bovismorbificans Isolates Associated with a 2011 Multistate Hummus-Borne Outbreak.

Gopal Gopinath, Junia Jean-Gilles Beaubrun, Chris Grim, Morris Blaylock, Reginald Blackwell, Sosina Merid, Alpha Diallo, Darcy Hanes,

We present six draft genome sequences of Salmonella enterica serovar Bovismorbificans from isolates associated with the 2011 hummus-borne multistate outbreak. All six genome sequences indicate the presence of two plasmids, one of which demonstrates similarity to the 93-kb pSLT2 IncF-type plasmid of Salmonella enterica serovar Typhimurium. ... Read more >>

Genome Announc (Genome announcements)
[2014, 2(2):]

Cited: 1 time

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Draft Genome Sequences of Nine Salmonella enterica Serovar Bovismorbificans Isolates from Various Sources.

Gopal Gopinath, Junia Jean-Gilles Beaubrun, Chris Grim, Darcy Hanes,

The sequences of nine genomes of Salmonella enterica serovar Bovismorbificans were compared to study the diversity and distribution of this emerging virulent serovar. These whole-genome sequences fill some gaps in knowledge of the diversity of the isolates used in this investigation. ... Read more >>

Genome Announc (Genome announcements)
[2014, 2(2):]

Cited: 0 times

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The evaluation of a PCR-based method for identification of Salmonella enterica serotypes from environmental samples and various food matrices

Junia Jean-Gilles Beaubrun, Chorng-Ming Cheng, Kai-Shun Chen, Laura Ewing, Hua Wang, Maria C Agpaoa, Mei-Chiung J Huang, Erin Dickey, Jamie M Du, Donna M Williams-Hill, Brittany Hamilton, Shirley A Micallef, Rachel E Rosenberg Goldstein, Ashish George, Sam W Joseph, Amy R Sapkota, Andrew P Jacobson, Ben D Tall, Mahendra H Kothary, Kim Dudley, Darcy E Hanes,

The most commonly used method for serotyping Salmonella spp. is based on the Kaufmann–White scheme, and is composed of serological reactions using antibodies to LPS agglutinins. The multiplex PCR used in this investigation was established by Kim et al. to serotype the 30 most common clinical Salmonella serotypes, as determined by ... Read more >>

Food Microbiol. (Food microbiology)
[2012, 31(2):199-209]

Cited: 3 times

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Occurrence and antibiotic resistance of multiple Salmonella serotypes recovered from water, sediment and soil on mid-Atlantic tomato farms.

Shirley A Micallef, Rachel E Rosenberg Goldstein, Ashish George, Lara Kleinfelter, Marc S Boyer, Cristina R McLaughlin, Andrew Estrin, Laura Ewing, Junia Jean-Gilles Beaubrun, Darcy E Hanes, Mahendra H Kothary, Ben D Tall, Jafar H Razeq, Sam W Joseph, Amy R Sapkota,

Salmonella outbreaks associated with the consumption of raw tomatoes have been prevalent in recent years. However, sources of Salmonella contamination of tomatoes remain poorly understood. The objectives of this study were to identify ecological reservoirs of Salmonella on tomato farms, and to test antimicrobial susceptibilities of recovered Salmonella isolates. Fourteen ... Read more >>

Environ. Res. (Environmental research)
[2012, 114:31-39]

Cited: 35 times

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The evaluation of a PCR-based method for identification of Salmonella enterica serotypes from environmental samples and various food matrices.

Junia Jean-Gilles Beaubrun, Chorng-Ming Cheng, Kai-Shun Chen, Laura Ewing, Hua Wang, Maria C Agpaoa, Mei-Chiung J Huang, Erin Dickey, Jamie M Du, Donna M Williams-Hill, Brittany Hamilton, Shirley A Micallef, Rachel E Rosenberg Goldstein, Ashish George, Sam W Joseph, Amy R Sapkota, Andrew P Jacobson, Ben D Tall, Mahendra H Kothary, Kim Dudley, Darcy E Hanes,

The most commonly used method for serotyping Salmonella spp. is based on the Kaufmann-White scheme, and is composed of serological reactions using antibodies to LPS agglutinins. The multiplex PCR used in this investigation was established by Kim et al. to serotype the 30 most common clinical Salmonella serotypes, as determined by ... Read more >>

Food Microbiol. (Food microbiology)
[2012, 31(2):199-209]

Cited: 3 times

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Influence of iron-chelated growth conditions on outer membrane protein production and virulence of Vibrio tubiashii

Junia Jean-Gilles Beaubrun, Gopal Gopinath, Mahendra H Kothary, Augusto Franco, Sherill K Curtis, Broderick E Eribo, Ben D Tall,

Growth of two Vibrio tubiashii strains under iron-chelated conditions resulted in the production of a hydroxymate-like siderophore, and expression of outer membrane proteins with homologies to proteins in Vibrio cholerae and Vibrio vulnificus which were not seen in cells grown under non-chelated growth conditions. PCR analysis using primers based on ... Read more >>

Food Microbiol. (Food microbiology)
[2011, 28(7):1409-1418]

Cited: 1 time

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Influence of iron-chelated growth conditions on outer membrane protein production and virulence of Vibrio tubiashii.

Junia Jean-Gilles Beaubrun, Gopal Gopinath, Mahendra H Kothary, Augusto Franco, Sherill K Curtis, Broderick E Eribo, Ben D Tall,

Growth of two Vibrio tubiashii strains under iron-chelated conditions resulted in the production of a hydroxymate-like siderophore, and expression of outer membrane proteins with homologies to proteins in Vibrio cholerae and Vibrio vulnificus which were not seen in cells grown under non-chelated growth conditions. PCR analysis using primers based on ... Read more >>

Food Microbiol. (Food microbiology)
[2011, 28(7):1409-1413]

Cited: 1 time

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