Asgeir Johannessen

Summary

Affiliation: University of Oslo
Country: Norway

Publications

  1. doi Dried blood spots can expand access to virological monitoring of HIV treatment in resource-limited settings
    Asgeir Johannessen
    Ulleval Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway
    J Antimicrob Chemother 64:1126-9. 2009
  2. doi HIV type-1 drug resistance testing on dried blood spots is feasible and reliable in patients who fail antiretroviral therapy in rural Tanzania
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    Antivir Ther 15:1003-9. 2010
  3. pmc Drug resistance is widespread among children who receive long-term antiretroviral treatment at a rural Tanzanian hospital
    Clara Bratholm
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    J Antimicrob Chemother 65:1996-2000. 2010
  4. pmc HIV-1 drug resistance testing from dried blood spots collected in rural Tanzania using the ViroSeq HIV-1 Genotyping System
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    J Antimicrob Chemother 66:260-4. 2011
  5. pmc Predictors of mortality in HIV-infected patients starting antiretroviral therapy in a rural hospital in Tanzania
    Asgeir Johannessen
    Department of Infectious Diseases, Ulleval University Hospital, Oslo, Norway
    BMC Infect Dis 8:52. 2008
  6. pmc Antiretroviral treatment reverses HIV-associated anemia in rural Tanzania
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    BMC Infect Dis 11:190. 2011
  7. doi Dried blood spots in HIV monitoring: applications in resource-limited settings
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    Bioanalysis 2:1893-908. 2010
  8. doi Dried blood spots perform well in viral load monitoring of patients who receive antiretroviral treatment in rural Tanzania
    Asgeir Johannessen
    Ulleval Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway
    Clin Infect Dis 49:976-81. 2009
  9. pmc Virological efficacy and emergence of drug resistance in adults on antiretroviral treatment in rural Tanzania
    Asgeir Johannessen
    Ulleval Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway
    BMC Infect Dis 9:108. 2009
  10. doi Cytomegalovirus viremia in dried blood spots is associated with an increased risk of death in HIV-infected patients: a cohort study from rural Tanzania
    Arne B Brantsæter
    Department of Infectious Diseases, Oslo University Hospital, POB 4956 Nydalen, N 0424 Oslo, Norway
    Int J Infect Dis 16:e879-85. 2012

Collaborators

Detail Information

Publications10

  1. doi Dried blood spots can expand access to virological monitoring of HIV treatment in resource-limited settings
    Asgeir Johannessen
    Ulleval Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway
    J Antimicrob Chemother 64:1126-9. 2009
    ..In the absence of point-of-care assays, the WHO should encourage virological monitoring on DBS in antiretroviral treatment programmes in resource-limited settings...
  2. doi HIV type-1 drug resistance testing on dried blood spots is feasible and reliable in patients who fail antiretroviral therapy in rural Tanzania
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    Antivir Ther 15:1003-9. 2010
    ..We assessed the performance of DBS in genotypic resistance testing of patients who failed first-line antiretroviral therapy (ART) in rural Tanzania...
  3. pmc Drug resistance is widespread among children who receive long-term antiretroviral treatment at a rural Tanzanian hospital
    Clara Bratholm
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    J Antimicrob Chemother 65:1996-2000. 2010
    ..To assess long-term virological efficacy and the emergence of drug resistance in children who receive antiretroviral treatment (ART) in rural Tanzania...
  4. pmc HIV-1 drug resistance testing from dried blood spots collected in rural Tanzania using the ViroSeq HIV-1 Genotyping System
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    J Antimicrob Chemother 66:260-4. 2011
    ....
  5. pmc Predictors of mortality in HIV-infected patients starting antiretroviral therapy in a rural hospital in Tanzania
    Asgeir Johannessen
    Department of Infectious Diseases, Ulleval University Hospital, Oslo, Norway
    BMC Infect Dis 8:52. 2008
    ..Factors contributing to this high mortality are poorly described. The aim of the present study was to assess mortality and to identify predictors of mortality in HIV-infected patients starting ART in a rural hospital in Tanzania...
  6. pmc Antiretroviral treatment reverses HIV-associated anemia in rural Tanzania
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    BMC Infect Dis 11:190. 2011
    ..HIV-associated anemia is common and associated with poor prognosis. However, its response to antiretroviral treatment (ART) in rural Africa is poorly understood...
  7. doi Dried blood spots in HIV monitoring: applications in resource-limited settings
    Asgeir Johannessen
    Department of Infectious Diseases, Oslo University Hospital, Ulleval, Oslo, Norway
    Bioanalysis 2:1893-908. 2010
    ..This review provides an overview of possible applications of DBS technologies in the monitoring of HIV treatment, with the main focus on viral load quantification and drug resistance testing...
  8. doi Dried blood spots perform well in viral load monitoring of patients who receive antiretroviral treatment in rural Tanzania
    Asgeir Johannessen
    Ulleval Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway
    Clin Infect Dis 49:976-81. 2009
    ..The present study investigates the performance of DBS in HIV viral load monitoring of patients who received ART in rural Tanzania...
  9. pmc Virological efficacy and emergence of drug resistance in adults on antiretroviral treatment in rural Tanzania
    Asgeir Johannessen
    Ulleval Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway
    BMC Infect Dis 9:108. 2009
    ..Virological response to antiretroviral treatment (ART) in rural Africa is poorly described. We examined virological efficacy and emergence of drug resistance in adults receiving first-line ART for up to 4 years in rural Tanzania...
  10. doi Cytomegalovirus viremia in dried blood spots is associated with an increased risk of death in HIV-infected patients: a cohort study from rural Tanzania
    Arne B Brantsæter
    Department of Infectious Diseases, Oslo University Hospital, POB 4956 Nydalen, N 0424 Oslo, Norway
    Int J Infect Dis 16:e879-85. 2012
    ....