Publications by authors named "Brett L Whitaker"

The New Vaccine Surveillance Network (NVSN) is a prospective, active, population-based surveillance platform that enrolls children with acute respiratory illnesses (ARIs) at seven pediatric medical centers. ARIs are caused by respiratory viruses including influenza virus, respiratory syncytial virus (RSV), human metapneumovirus (HMPV), human parainfluenza viruses (HPIVs), and most recently SARS-CoV-2 (the virus that causes COVID-19), which result in morbidity among infants and young children (1-6). NVSN estimates the incidence of pathogen-specific pediatric ARIs and collects clinical data (e.

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Article Synopsis
  • - A study was conducted on 195 evacuees returning from Wuhan, China, in January 2020, to assess their exposure to SARS-CoV-2 following their quarantine.
  • - Nearly all evacuees had taken preventive measures and none had detectable SARS-CoV-2 in their respiratory samples, indicating no asymptomatic shedding among them.
  • - Only one evacuee tested positive for antibodies despite no symptoms or reported high-risk exposures, suggesting that this group posed a low risk of bringing the virus to the U.S.
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Background: Respiratory syncytial virus (RSV) is a major cause of hospitalized acute respiratory illness (ARI) among young children. With RSV vaccines and immunoprophylaxis agents in clinical development, we sought to update estimates of US pediatric RSV hospitalization burden.

Methods: Children <5 years old hospitalized for ARI were enrolled through active, prospective, population-based surveillance from November 1, 2015, to June 30, 2016, at 7 US pediatric hospital sites.

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Article Synopsis
  • In the 2014-2015 US influenza season, 320 cases of non-mumps parotitis (NMP) were reported across 21 states, prompting an investigation by the CDC to identify viral causes and symptoms associated with this outbreak.
  • A standardized questionnaire gathered demographic and clinical data, while buccal samples were tested for various viruses including influenza and herpes viruses to determine their role in NMP.
  • Results showed a majority of patients were male (65%), with an average age of 14.5 years, and identified several viruses, particularly influenza A(H3N2) and HHV6B, indicating that clinicians should consider respiratory and herpes viruses as potential causes of parotitis alongside mumps.
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In January 2013, several months after Middle East respiratory syndrome coronavirus (MERS-CoV) was first identified in Saudi Arabia, Abu Dhabi, United Arab Emirates, began surveillance for MERS-CoV. We analyzed medical chart and laboratory data collected by the Health Authority-Abu Dhabi during January 2013-May 2014. Using real-time reverse transcription PCR, we tested respiratory tract samples for MERS-CoV and identified 65 case-patients.

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Middle East respiratory syndrome coronavirus (MERS-CoV) infections sharply increased in the Arabian Peninsula during spring 2014. In Abu Dhabi, United Arab Emirates, these infections occurred primarily among healthcare workers and patients. To identify and describe epidemiologic and clinical characteristics of persons with healthcare-associated infection, we reviewed laboratory-confirmed MERS-CoV cases reported to the Health Authority of Abu Dhabi during January 1, 2013-May 9, 2014.

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Background: Sporadic cases of parotitis are generally assumed to be mumps, which often requires a resource-intensive public health response. This project surveyed the frequency of viruses detected among such cases.

Methods: During 2009-2011, 8 jurisdictions throughout the United States investigated sporadic cases of parotitis.

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Background: Multipathogen reverse transcription real-time PCR (RT-qPCR) platforms have proven useful in surveillance for acute respiratory illness (ARI) and study of respiratory outbreaks of unknown etiology. The TaqMan(®) Array Card (TAC, Life Technologies™), can simultaneously test 7 clinical specimens for up to 21 individual pathogens (depending on arrangement of controls and use of duplicate wells) by arrayed singleplex RT-qPCR on a single assay card, using minimal amounts of clinical specimens. A previous study described the development of TAC for the detection of respiratory viral and bacterial pathogens; the assay was evaluated against well-characterized analytical materials and a limited collection of human clinical specimens.

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