Research Topics
| B SwaminathanSummaryAffiliation: Centers for Disease Control and Prevention Country: USA Publications
| Collaborators
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Detail Information
Publications
Surveillance for human Salmonella infections in the United StatesBala Swaminathan
Centers for Disease Control and Prevention, National Center for Infectious Diseases, Coordinating Center for Infectious Diseases, Division of Bacterial and Mycotic Diseases, Foodborne and Diarrheal Diseases Branch, Atlanta, GA 30333, USA
J AOAC Int 89:553-9. 2006..Efforts are underway to electronically link all of the Salmonella surveillance systems at CDC to facilitate optimum use of available data and minimize duplication...- Building PulseNet International: an interconnected system of laboratory networks to facilitate timely public health recognition and response to foodborne disease outbreaks and emerging foodborne diseasesBala Swaminathan
Foodborne and Diarrheal Diseases Branch, Division of Bacterial and Mycotic Diseases, National Center for Infectious Diseases, Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia 30033, USA
Foodborne Pathog Dis 3:36-50. 2006..Routine communication between the various international PulseNet networks will provide early warning on foodborne disease outbreaks to participating public health institutions and countries... 
PulseNet: the molecular subtyping network for foodborne bacterial disease surveillance, United StatesB Swaminathan
Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
Emerg Infect Dis 7:382-9. 2001..S. Department of Agriculture. Four foodborne pathogens (E. coli O157:H7; nontyphoidal Salmonella serotypes, Listeria monocytogenes and Shigella) are being subtyped, and other bacterial, viral, and parasitic organisms will be added soon...- Standardization of pulsed-field gel electrophoresis protocols for the subtyping of Escherichia coli O157:H7, Salmonella, and Shigella for PulseNetEfrain M Ribot
Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
Foodborne Pathog Dis 3:59-67. 2006.... - Ciprofloxacin resistance in Campylobacter jejuni isolates: detection of gyrA resistance mutations by mismatch amplification mutation assay PCR and DNA sequence analysisG Zirnstein
National Center for Infectious Diseases, Centers for Disease Control and Prevention, Public Health Service, U S Department of Health and Human Services, Atlanta, Georgia 30333, USA
J Clin Microbiol 37:3276-80. 1999..The MAMA PCR provides a means for routine detection of the gyrA mutation without the need for sequencing the gyrA gene... - PulseNet USA standardized pulsed-field gel electrophoresis protocol for subtyping of Vibrio parahaemolyticusM B Parsons
Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
Foodborne Pathog Dis 4:285-92. 2007..Comparative analysis of the PFGE fingerprints generated by each of these laboratories demonstrated that the protocol is both reliable and reproducible in the hands of multiple users... - Molecular subtyping of Neisseria meningitidis serogroup B: comparison of five methodsB Swaminathan
Division of Bacterial and Mycotic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
J Clin Microbiol 34:1468-73. 1996..PFGE, MEE, and ribotyping showed greater discriminatory abilities than MAb-based serotyping and serosubtyping or ITS PCR-RFLP... - PulseNet standardized protocol for subtyping Listeria monocytogenes by macrorestriction and pulsed-field gel electrophoresisL M Graves
Division of Bacterial and Mycotic Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
Int J Food Microbiol 65:55-62. 2001..We describe a standardized molecular subtyping protocol for subtyping Listeria monocytogenes that was recently added to PulseNet. The subtyping can be completed within 30 h from the time a pure culture of the bacteria is obtained... - PulseNet USA: a five-year updateP Gerner-Smidt
Foodborne and Diarrheal Diseases Branch, Centers for Disease Control and Prevention, Atlanta, Georgia 30033, USA
Foodborne Pathog Dis 3:9-19. 2006..The PulseNet platform will also be used as a primary tool in preparedness and response to acts of food bioterrorism... - Polymerase chain reaction-based restriction fragment length polymorphism analysis of a fragment of the ribosomal operon from Rochalimaea species for subtypingG M Matar
Meningitis and Special Pathogens Branch, Centers for Disease Control, Atlanta, Georgia 30333
J Clin Microbiol 31:1730-4. 1993..henselae. The subtyping potential of this method may be useful for further clinical and epidemiologic studies of the spectrum of diseases caused by R. henselae... - WHO-sponsored international collaborative study to evaluate methods for subtyping Listeria monocytogenes: restriction fragment length polymorphism (RFLP) analysis using ribotyping and Southern hybridization with two probes derived from L. monocytogenes chB Swaminathan
Foodborne and Diarrheal Diseases Branch, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
Int J Food Microbiol 32:263-78. 1996..Inter-laboratory reproducibilities were generally very good considering that no attempt was made to standardize protocols used by the participants... - Molecular subtyping of Clostridium perfringens by pulsed-field gel electrophoresis to facilitate food-borne-disease outbreak investigationsS E Maslanka
Foodborne and Diarrheal Diseases Branch, Division of Bacterial and Mycotic Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
J Clin Microbiol 37:2209-14. 1999..PFGE identifies clonal relationships of isolates which will assist epidemiologic investigations of food-borne-disease outbreaks caused by C. perfringens... - Development and validation of a PulseNet standardized pulsed-field gel electrophoresis protocol for subtyping of Vibrio choleraeK L F Cooper
Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
Foodborne Pathog Dis 3:51-8. 2006..Comparison of PFGE patterns generated by each of the participating laboratories demonstrated that the protocol is robust and reproducible... - Rapid pulsed-field gel electrophoresis protocol for subtyping of Campylobacter jejuniE M Ribot
Centers for Disease Control and Prevention, 1600 Clifton Road, Atlanta, GA 30333, USA
J Clin Microbiol 39:1889-94. 2001..Comparison of PFGE patterns obtained in six laboratories showed that subtyping results obtained using this protocol are highly reproducible... - Molecular characterization of the gene encoding H antigen in Escherichia coli and development of a PCR-restriction fragment length polymorphism test for identification of E. coli O157:H7 and O157:NMP I Fields
Foodborne and Diarrheal Diseases Branch, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
J Clin Microbiol 35:1066-70. 1997..coli O157:H7 and related strains that do not express immunoreactive H antigen and could be expanded to include other clinically important E. coli strains... - Isolation and characterization of a beta-D-glucuronidase-producing strain of Escherichia coli serotype O157:H7 in the United StatesP S Hayes
Foodborne and Diarrheal Diseases Branch, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
J Clin Microbiol 33:3347-8. 1995..This strain would have been missed by laboratories that screen for the sorbitol-negative, beta-D-glucuronidase-negative phenotype in isolating E. coli O157:H7 from clinical and food specimens... - Characterization of gyrA mutations associated with fluoroquinolone resistance in Campylobacter coli by DNA sequence analysis and MAMA PCRG Zirnstein
National Center for Infectious Diseases, Centers for Disease Control and Prevention, US Department of Health and Human Services, Atlanta, GA 30333, USA
FEMS Microbiol Lett 190:1-7. 2000..A mismatch amplification mutation assay polymerase chain reaction protocol was developed to detect this gyrA mutation... - Nationwide outbreak of listeriosis due to contaminated meatP S Mead
Division of Bacterial and Mycotic Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA, USA
Epidemiol Infect 134:744-51. 2006..Standardized molecular subtyping and coordinated, multi-jurisdiction investigations can greatly facilitate detection and control of listeriosis outbreaks...