Laura Gieraltowski
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View article: An Investigation of an Outbreak of <i>Salmonella</i> Newport Infections Linked to Melons from Southwest Indiana—United States, 2023
An Investigation of an Outbreak of <i>Salmonella</i> Newport Infections Linked to Melons from Southwest Indiana—United States, 2023 Open
The Food and Drug Administration (FDA), the Centers for Disease Control and Prevention (CDC), and state health and regulatory partners have investigated outbreaks of Salmonella enterica serovar Newport and Typhimurium infections in …
View article: An Overview of Farm Investigation Findings Associated with Outbreaks of Shiga Toxin-Producing Escherichia coli Infections Linked to Leafy Greens: 2009–2021
An Overview of Farm Investigation Findings Associated with Outbreaks of Shiga Toxin-Producing Escherichia coli Infections Linked to Leafy Greens: 2009–2021 Open
Leafy greens are a reoccurring source of Shiga toxin-producing Escherichia coli (STEC) outbreaks. We summarize data from farm investigations following STEC outbreaks linked to leafy greens conducted by the Food and Drug Administration (FDA…
View article: Outbreaks Linked to Melons, United States, 2012–2021
Outbreaks Linked to Melons, United States, 2012–2021 Open
The Centers for Disease Control and Prevention (CDC), working closely with public health and regulatory partners, investigate outbreaks of foodborne illness. Outbreak investigations continue to identify melons as an important source of out…
View article: An International Outbreak Investigation of Salmonella Enteritidis Infections in the United States and Canada Linked to Peaches – 2020
An International Outbreak Investigation of Salmonella Enteritidis Infections in the United States and Canada Linked to Peaches – 2020 Open
During August-October 2020, United States federal, state, and Canadian partners investigated an outbreak of Salmonella Enteritidis infections, in the U.S. and Canada, linked to fresh, whole peaches packed and supplied by a grower and packe…
View article: Importance of Global Genomic Data Sharing to Prevent Illnesses Linked to Commercially Distributed Foods
Importance of Global Genomic Data Sharing to Prevent Illnesses Linked to Commercially Distributed Foods Open
Changes in food production and distribution, including global distribution of foods, have affected the types of foodborne disease outbreaks that occur. As a result, outbreaks are frequently identified that cause illnesses affecting people …
View article: Recent Use of Novel Data Streams During Foodborne Illness Cluster Investigations by the United States Food and Drug Administration: Qualitative Review
Recent Use of Novel Data Streams During Foodborne Illness Cluster Investigations by the United States Food and Drug Administration: Qualitative Review Open
Foodborne illness is a continuous public health risk. The recognition of signals indicating a cluster of foodborne illness is key to the detection, mitigation, and prevention of foodborne adverse event incidents and outbreaks. With increas…
View article: Genetic Diversity in Salmonella enterica in Outbreaks of Foodborne and Zoonotic Origin in the USA in 2006–2017
Genetic Diversity in Salmonella enterica in Outbreaks of Foodborne and Zoonotic Origin in the USA in 2006–2017 Open
Whole genome sequencing is replacing traditional laboratory surveillance methods as the primary tool to track and characterize clusters and outbreaks of the foodborne and zoonotic pathogen Salmonella enterica (S. enterica). In this study, …
View article: <i>Notes from the Field</i>: Rapidly Linking an Outbreak of <i>Salmonella</i> Typhimurium Infections to Domestically Grown Cantaloupes Through Early Collaboration — United States, 2022
<i>Notes from the Field</i>: Rapidly Linking an Outbreak of <i>Salmonella</i> Typhimurium Infections to Domestically Grown Cantaloupes Through Early Collaboration — United States, 2022 Open
View article: Multistate outbreak of Salmonella Oranienburg infections linked to bulb onions imported from Mexico – United States, 2021
Multistate outbreak of Salmonella Oranienburg infections linked to bulb onions imported from Mexico – United States, 2021 Open
View article: <i>Salmonella</i> Hadar linked to two distinct transmission vehicles highlights challenges to enteric disease outbreak investigations
<i>Salmonella</i> Hadar linked to two distinct transmission vehicles highlights challenges to enteric disease outbreak investigations Open
In 2020, an outbreak of Salmonella Hadar illnesses was linked to contact with non-commercial, privately owned (backyard) poultry including live chickens, turkeys, and ducks, resulting in 848 illnesses. From late 2020 to 2021, this Salmonel…
View article: <i>Notes from the Field:</i> Multistate Outbreak of <i>Escherichia coli</i> O157:H7 Infections Linked to a National Fast-Food Chain — United States, 2022
<i>Notes from the Field:</i> Multistate Outbreak of <i>Escherichia coli</i> O157:H7 Infections Linked to a National Fast-Food Chain — United States, 2022 Open
In August 2022, the Michigan Department of Health and Human Services alerted CDC to an approximately fivefold increase in regional cases of Escherichia coli O157:H7 infection.Whole genome sequencing was used to characterize isolates from l…
View article: An investigation of an outbreak of Salmonella Newport infections linked to melons – United States, 2020
An investigation of an outbreak of Salmonella Newport infections linked to melons – United States, 2020 Open
View article: An Overview of Foodborne Sample-Initiated Retrospective Outbreak Investigations and Interagency Collaboration in the United States
An Overview of Foodborne Sample-Initiated Retrospective Outbreak Investigations and Interagency Collaboration in the United States Open
Foodborne outbreak investigations have traditionally included the detection of a cluster of illnesses first, followed by an epidemiologic investigation to identify a food of interest. The increasing use of whole genome sequencing (WGS) sub…
View article: An Outbreak Investigation of Salmonella Typhimurium Illnesses in the United States Linked to Packaged Leafy Greens Produced at a Controlled Environment Agriculture Indoor Hydroponic Operation – 2021
An Outbreak Investigation of Salmonella Typhimurium Illnesses in the United States Linked to Packaged Leafy Greens Produced at a Controlled Environment Agriculture Indoor Hydroponic Operation – 2021 Open
View article: Salmonella Outbreaks Linked to Beef, United States, 2012–2019
Salmonella Outbreaks Linked to Beef, United States, 2012–2019 Open
View article: A Multiple-Serotype Outbreak of <i>Salmonella</i> Infections Linked to Kratom, United States, 2017–2018
A Multiple-Serotype Outbreak of <i>Salmonella</i> Infections Linked to Kratom, United States, 2017–2018 Open
In early 2018, we investigated a large national multiple-serotype Salmonella outbreak linked to contaminated kratom, a raw minimally processed botanical substance. Kratom is a plant consumed for its stimulant effects and as an opioi…
View article: A 2019 Outbreak Investigation of Hepatitis A Virus Infections in the United States Linked to Imported Fresh Blackberries
A 2019 Outbreak Investigation of Hepatitis A Virus Infections in the United States Linked to Imported Fresh Blackberries Open
View article: Multistate Outbreak of <i>Listeria monocytogenes</i> Infections Linked to Fresh, Soft Hispanic-Style Cheese — United States, 2021
Multistate Outbreak of <i>Listeria monocytogenes</i> Infections Linked to Fresh, Soft Hispanic-Style Cheese — United States, 2021 Open
Listeriosis is a serious infection usually caused by eating food contaminated with the bacterium Listeria monocytogenes. An estimated 1,600 persons become ill with listeriosis each year, among whom approximately 260 die. Persons at higher …
View article: Bi-national outbreak of <i>Salmonella</i> Newport infections linked to onions: the United States experience
Bi-national outbreak of <i>Salmonella</i> Newport infections linked to onions: the United States experience Open
From 2016–2019, dry bulb onions were the suspected cause of three multistate outbreaks in the United States. We investigated a large multistate outbreak of Salmonella Newport infections that caused illnesses in both the United States and C…
View article: Multistate outbreak of <i>Salmonella</i> Mbandaka infections linked to sweetened puffed wheat cereal – United States, 2018
Multistate outbreak of <i>Salmonella</i> Mbandaka infections linked to sweetened puffed wheat cereal – United States, 2018 Open
In May of 2018, PulseNet, the national molecular subtyping network for enteric pathogens, detected a multistate cluster of illnesses caused by an uncommon molecular subtype of Salmonella serovar Mbandaka. A case was defined as an illness i…
View article: <i>Notes from the Field:</i> An Outbreak of <i>Escherichia coli</i> O157:H7 Infections Linked to Romaine Lettuce Exposure — United States, 2019
<i>Notes from the Field:</i> An Outbreak of <i>Escherichia coli</i> O157:H7 Infections Linked to Romaine Lettuce Exposure — United States, 2019 Open
View article: An Overview of Traceback Investigations and Three Case Studies of Recent Outbreaks of Escherichia coli O157:H7 Infections Linked to Romaine Lettuce
An Overview of Traceback Investigations and Three Case Studies of Recent Outbreaks of Escherichia coli O157:H7 Infections Linked to Romaine Lettuce Open
Leafy greens contaminated with Shiga toxin-producing Escherichia coli (STEC) have continued to cause foodborne illness outbreaks in recent years and present a threat to public health. An important component of foodborne illness outbreak in…
View article: Lessons Learned from a Decade of Investigations of Shiga Toxin–Producing <i>Escherichia coli</i> Outbreaks Linked to Leafy Greens, United States and Canada
Lessons Learned from a Decade of Investigations of Shiga Toxin–Producing <i>Escherichia coli</i> Outbreaks Linked to Leafy Greens, United States and Canada Open
Shiga toxin-producing Escherichia coli (STEC) cause substantial and costly illnesses. Leafy greens are the second most common source of foodborne STEC O157 outbreaks. We examined STEC outbreaks linked to leafy greens during 2009-2018 in th…
View article: Estimating the Incubation Period of <i>Salmonella</i> Urinary Tract Infections Using Foodborne Outbreak Data
Estimating the Incubation Period of <i>Salmonella</i> Urinary Tract Infections Using Foodborne Outbreak Data Open
Urinary tract infections (UTIs) are common and may occur in foodborne Salmonella outbreaks. Using data from PulseNet, the U.S. national molecular subtyping network for foodborne disease surveillance, we analyzed the 9781 Salmonel…
View article: Estimated Community Seroprevalence of SARS-CoV-2 Antibodies — Two Georgia Counties, April 28–May 3, 2020
Estimated Community Seroprevalence of SARS-CoV-2 Antibodies — Two Georgia Counties, April 28–May 3, 2020 Open
Transmission of SARS-CoV-2, the virus that causes coronavirus disease 2019 (COVID-19), is ongoing in many communities throughout the United States. Although case-based and syndromic surveillance are critical for monitoring the pandemic, th…
View article: Use, Acceptability, Performance, and Health Impact of Hollow Fiber Ultrafilters for Water Treatment in Rural Kenyan Households, 2009–2011
Use, Acceptability, Performance, and Health Impact of Hollow Fiber Ultrafilters for Water Treatment in Rural Kenyan Households, 2009–2011 Open
Diarrheal illness remains a leading cause of morbidity and mortality in children < 5 years in developing countries, and contaminated water contributes to diarrhea risk. To address this problem, a novel hollow fiber ultrafilter (HFU) was de…
View article: Cyclosporiasis Epidemiologically Linked to Consumption of Green Onions: Houston Metropolitan Area, August 2017
Cyclosporiasis Epidemiologically Linked to Consumption of Green Onions: Houston Metropolitan Area, August 2017 Open
View article: Shiga Toxin–Producing Escherichia coli Infections Associated With Romaine Lettuce—United States, 2018
Shiga Toxin–Producing Escherichia coli Infections Associated With Romaine Lettuce—United States, 2018 Open
Background Produce-associated outbreaks of Shiga toxin–producing Escherichia coli (STEC) were first identified in 1991. In April 2018, New Jersey and Pennsylvania officials reported a cluster of STEC O157 infections associated with multipl…
View article: Multistate Outbreak of <i>Salmonella</i> Infections Linked to Raw Turkey Products — United States, 2017–2019
Multistate Outbreak of <i>Salmonella</i> Infections Linked to Raw Turkey Products — United States, 2017–2019 Open
View article: 1432. Estimating the Incubation Period of Salmonella Urinary Tract Infection (UTI) Using Foodborne Outbreak Data
1432. Estimating the Incubation Period of Salmonella Urinary Tract Infection (UTI) Using Foodborne Outbreak Data Open
Background Urinary tract infections (UTI) are common bacterial infections that may occur as a part of foodborne outbreaks. Salmonella, a less common cause of UTI, has been identified during foodborne outbreaks, but the epidemiology and pat…