Research Topics
| Ronald E ShafferSummaryAffiliation: Centers for Disease Control and Prevention Country: USA Publications
| Collaborators
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Detail Information
Publications
Evaluation of the survivability of MS2 viral aerosols deposited on filtering face piece respirator samples incorporating antimicrobial technologiesSamy Rengasamy
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
Am J Infect Control 38:9-17. 2010....
Reaerosolization of MS2 bacteriophage from an N95 filtering facepiece respirator by simulated coughingEdward M Fisher
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
Ann Occup Hyg 56:315-25. 2012..However, risk assessments should be updated as new viruses emerge and better workplace exposure data becomes available...
Impact of three biological decontamination methods on filtering facepiece respirator fit, odor, comfort, and donning easeDennis J Viscusi
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
J Occup Environ Hyg 8:426-36. 2011..Further research is needed before decontamination of N95 FFRs for purposes of reuse can be recommended...
Impact of multiple consecutive donnings on filtering facepiece respirator fitMichael S Bergman
URS Corporation, Pittsburgh, PA, USA
Am J Infect Control 40:375-80. 2012..This study investigated the impact of multiple donnings on the facepiece fit of 6 N95 FFR models using a group of 10 experienced test subjects per model...
Evaluation of the performance of the N95-companion: effects of filter penetration and comparison with other aerosol instrumentsSamy Rengasamy
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
J Occup Environ Hyg 9:417-26. 2012....
Evaluation of the benefit of the user seal check on N95 filtering facepiece respirator fitDennis J Viscusi
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
J Occup Environ Hyg 9:408-16. 2012..Additional research is needed with larger groups of subjects and respirator models/types...
Simple respiratory protection--evaluation of the filtration performance of cloth masks and common fabric materials against 20-1000 nm size particlesSamy Rengasamy
National Institute for Occupational Safety and Health National Personal Protective Technology Laboratory Technology Research Branch, Pittsburgh, PA 15236, USA
Ann Occup Hyg 54:789-98. 2010..Results obtained in the study show that common fabric materials may provide marginal protection against nanoparticles including those in the size ranges of virus-containing particles in exhaled breath...
Correlation between respirator fit and respirator fit test panel cells by respirator sizeZiqing Zhuang
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA zaz3cdc gov
J Occup Environ Hyg 5:617-28. 2008..These findings support the selection of the facial dimensions for developing the new NIOSH bivariate respirator fit test panel...
Evaluation of the filtration performance of 21 N95 filtering face piece respirators after prolonged storageDennis J Viscusi
National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health CDC, 626 Cochrans Mill Road, Pittsburgh, PA 15236, USA
Am J Infect Control 37:381-6. 2009....
Filtration performance of NIOSH-approved N95 and P100 filtering facepiece respirators against 4 to 30 nanometer-size nanoparticlesSamy Rengasamy
Technology ResearchBranch, National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Pittsburgh, Pennsylvania 15236, USA
J Occup Environ Hyg 5:556-64. 2008..The filtration data for 4-30 nm monodisperse particles supports previous studies that indicate NIOSH-approved air-purifying respirators provide expected levels of filtration protection against nanoparticles...
New respirator fit test panels representing the current U.S. civilian work forceZiqing Zhuang
National Institute for Occupational Safety and Health, National Personal ProtectiveTechnology Laboratory, 626 Cochran s Mill Road, Pittsburgh, PA 15236, USA
J Occup Environ Hyg 4:647-59. 2007..Because the boundaries of the two new panels are significantly different from the LANL panel, it may be necessary to develop new respirator sizing systems. A new five-category sizing system is proposed...
Physiological responses to wearing a prototype firefighter ensemble compared with a standard ensembleW Jon Williams
National Personal Protective Technology Laboratory, Center for Disease Control and Prevention, National Institute for Occupational Health and Safety, Pittsburgh, Pennsylvania 15236, USA
J Occup Environ Hyg 8:49-57. 2011....
Evaluation of five decontamination methods for filtering facepiece respiratorsDennis J Viscusi
National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
Ann Occup Hyg 53:815-27. 2009..Further research is needed before any specific decontamination methods can be recommended...
Evaluation of microwave steam bags for the decontamination of filtering facepiece respiratorsEdward M Fisher
National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Pittsburgh, Pennsylvania, United States of America
PLoS ONE 6:e18585. 2011..The tested steam bags were found to be 99.9% effective for inactivating MS2 on FFRs; however, more research is required to determine the effectiveness against respiratory pathogens...
Comparison of nanoparticle filtration performance of NIOSH-approved and CE-marked particulate filtering facepiece respiratorsSamy Rengasamy
National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, 626 Cochrans Mill Road, PO Box 18070, Pittsburgh, PA 15236, USA
Ann Occup Hyg 53:117-28. 2009....
