In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus

Porcine reproductive and respiratory syndrome virus (PRRSV) is a major pathogen of swine worldwide and causes considerable economic loss. Identifying specific cell signaling or activation pathways that associate with variation in PRRSV replication and macrophage function may lead to identification o...

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Main Authors: Laura C. Miller, John D. Neill, Gregory P. Harhay, Kelly M. Lager, William W. Laegreid, Marcus E. Kehrli
Format: Article
Language:English
Published: Wiley 2010-01-01
Series:Advances in Virology
Online Access:http://dx.doi.org/10.1155/2010/864181
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author Laura C. Miller
John D. Neill
Gregory P. Harhay
Kelly M. Lager
William W. Laegreid
Marcus E. Kehrli
author_facet Laura C. Miller
John D. Neill
Gregory P. Harhay
Kelly M. Lager
William W. Laegreid
Marcus E. Kehrli
author_sort Laura C. Miller
collection DOAJ
description Porcine reproductive and respiratory syndrome virus (PRRSV) is a major pathogen of swine worldwide and causes considerable economic loss. Identifying specific cell signaling or activation pathways that associate with variation in PRRSV replication and macrophage function may lead to identification of novel gene targets for the control of PRRSV infection. Serial Analysis of Gene Expression (SAGE) was used to create and survey the transcriptome of in vitro mock-infected and PRRSV strain VR-2332-infected porcine alveolar macrophages (PAM) at 0, 6, 12, 16, and 24 hours after infection. The transcriptome data indicated changes in transcript abundance occurring in PRRSV-infected PAMs over time after infection with more than 590 unique tags with significantly altered transcript abundance levels identified (P<.01). Strikingly, innate immune genes (whose transcript abundances are typically altered in response to other pathogens or insults including IL-8, CCL4, and IL-1β) showed no or very little change at any time point following infection.
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spelling doaj-art-dcc235eb31ed4e77bf73bdb24bf4c5b12025-02-03T05:47:24ZengWileyAdvances in Virology1687-86391687-86472010-01-01201010.1155/2010/864181864181In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome VirusLaura C. Miller0John D. Neill1Gregory P. Harhay2Kelly M. Lager3William W. Laegreid4Marcus E. Kehrli5USDA, Agricultural Research Service, National Animal Disease Center, Virus and Prion Research Unit, 1920 Dayton Ave, Ames, IA 50010, USAUSDA, Agricultural Research Service, National Animal Disease Center, Virus and Prion Research Unit, 1920 Dayton Ave, Ames, IA 50010, USAUSDA, Agricultural Research Service, United States Meat Animal Research Center, Animal Health Research Unit, State Spur 18D, Clay Center, NE 68933, USAUSDA, Agricultural Research Service, National Animal Disease Center, Virus and Prion Research Unit, 1920 Dayton Ave, Ames, IA 50010, USADepartment of Pathobiology, College of Veterinary Medicine, University of Illinois, 2001 South Lincoln Avenue, Urbana, IL 61802, USAUSDA, Agricultural Research Service, National Animal Disease Center, Virus and Prion Research Unit, 1920 Dayton Ave, Ames, IA 50010, USAPorcine reproductive and respiratory syndrome virus (PRRSV) is a major pathogen of swine worldwide and causes considerable economic loss. Identifying specific cell signaling or activation pathways that associate with variation in PRRSV replication and macrophage function may lead to identification of novel gene targets for the control of PRRSV infection. Serial Analysis of Gene Expression (SAGE) was used to create and survey the transcriptome of in vitro mock-infected and PRRSV strain VR-2332-infected porcine alveolar macrophages (PAM) at 0, 6, 12, 16, and 24 hours after infection. The transcriptome data indicated changes in transcript abundance occurring in PRRSV-infected PAMs over time after infection with more than 590 unique tags with significantly altered transcript abundance levels identified (P<.01). Strikingly, innate immune genes (whose transcript abundances are typically altered in response to other pathogens or insults including IL-8, CCL4, and IL-1β) showed no or very little change at any time point following infection.http://dx.doi.org/10.1155/2010/864181
spellingShingle Laura C. Miller
John D. Neill
Gregory P. Harhay
Kelly M. Lager
William W. Laegreid
Marcus E. Kehrli
In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus
Advances in Virology
title In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus
title_full In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus
title_fullStr In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus
title_full_unstemmed In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus
title_short In-Depth Global Analysis of Transcript Abundance Levels in Porcine Alveolar Macrophages Following Infection with Porcine Reproductive and Respiratory Syndrome Virus
title_sort in depth global analysis of transcript abundance levels in porcine alveolar macrophages following infection with porcine reproductive and respiratory syndrome virus
url http://dx.doi.org/10.1155/2010/864181
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