Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.

Marburg virus infection in humans causes a hemorrhagic disease with a high case fatality rate. Countermeasure development requires the use of well-characterized animal models that mimic human disease. To further characterize the cynomolgus macaque model of MARV/Angola, two independent dose response...

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Main Authors: Sara C Johnston, Kenny L Lin, Nancy A Twenhafel, Jo Lynne W Raymond, Joshua D Shamblin, Suzanne E Wollen, Carly B Wlazlowski, Eric R Wilkinson, Miriam A Botto, Arthur J Goff
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2015-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4586374?pdf=render
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author Sara C Johnston
Kenny L Lin
Nancy A Twenhafel
Jo Lynne W Raymond
Joshua D Shamblin
Suzanne E Wollen
Carly B Wlazlowski
Eric R Wilkinson
Miriam A Botto
Arthur J Goff
author_facet Sara C Johnston
Kenny L Lin
Nancy A Twenhafel
Jo Lynne W Raymond
Joshua D Shamblin
Suzanne E Wollen
Carly B Wlazlowski
Eric R Wilkinson
Miriam A Botto
Arthur J Goff
author_sort Sara C Johnston
collection DOAJ
description Marburg virus infection in humans causes a hemorrhagic disease with a high case fatality rate. Countermeasure development requires the use of well-characterized animal models that mimic human disease. To further characterize the cynomolgus macaque model of MARV/Angola, two independent dose response studies were performed using the intramuscular or aerosol routes of exposure. All animals succumbed at the lowest target dose; therefore, a dose effect could not be determined. For intramuscular-exposed animals, 100 PFU was the first target dose that was not significantly different than higher target doses in terms of time to disposition, clinical pathology, and histopathology. Although a significant difference was not observed between aerosol-exposed animals in the 10 PFU and 100 PFU target dose groups, 100 PFU was determined to be the lowest target dose that could be consistently obtained and accurately titrated in aerosol studies.
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spelling doaj.art-40ea2eb5b327405fba8c961b00b1b7b62022-12-22T00:24:43ZengPublic Library of Science (PLoS)PLoS ONE1932-62032015-01-01109e013884310.1371/journal.pone.0138843Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.Sara C JohnstonKenny L LinNancy A TwenhafelJo Lynne W RaymondJoshua D ShamblinSuzanne E WollenCarly B WlazlowskiEric R WilkinsonMiriam A BottoArthur J GoffMarburg virus infection in humans causes a hemorrhagic disease with a high case fatality rate. Countermeasure development requires the use of well-characterized animal models that mimic human disease. To further characterize the cynomolgus macaque model of MARV/Angola, two independent dose response studies were performed using the intramuscular or aerosol routes of exposure. All animals succumbed at the lowest target dose; therefore, a dose effect could not be determined. For intramuscular-exposed animals, 100 PFU was the first target dose that was not significantly different than higher target doses in terms of time to disposition, clinical pathology, and histopathology. Although a significant difference was not observed between aerosol-exposed animals in the 10 PFU and 100 PFU target dose groups, 100 PFU was determined to be the lowest target dose that could be consistently obtained and accurately titrated in aerosol studies.http://europepmc.org/articles/PMC4586374?pdf=render
spellingShingle Sara C Johnston
Kenny L Lin
Nancy A Twenhafel
Jo Lynne W Raymond
Joshua D Shamblin
Suzanne E Wollen
Carly B Wlazlowski
Eric R Wilkinson
Miriam A Botto
Arthur J Goff
Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.
PLoS ONE
title Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.
title_full Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.
title_fullStr Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.
title_full_unstemmed Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.
title_short Dose Response of MARV/Angola Infection in Cynomolgus Macaques following IM or Aerosol Exposure.
title_sort dose response of marv angola infection in cynomolgus macaques following im or aerosol exposure
url http://europepmc.org/articles/PMC4586374?pdf=render
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