Antibody-based immunotherapy of aciclovir resistant ocular herpes simplex virus infections

  • Dirk Bauer
  • , Jessica Keller
  • , Mira Alt
  • , Axel Schubert
  • , Ulrich Wilhelm Aufderhorst
  • , Vivien Palapys
  • , Maren Kasper
  • , Christiane Silke Heilingloh
  • , Ulf Dittmer
  • , Björn Laffer
  • , Anna Maria Eis-Hübinger
  • , Georges M. Verjans
  • , Arnd Heiligenhaus
  • , Michael Roggendorf
  • , Adalbert Krawczyk

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

The increasing incidence of aciclovir- (ACV) resistant strains in patients with ocular herpes simplex virus (HSV) infections is a major health problem in industrialized countries. In the present study, the humanized monoclonal antibody (mAb) hu2c targeting the HSV-1/2 glycoprotein B was examined for its efficacy towards ACV-resistant infections of the eye in the mouse model of acute retinal necrosis (ARN). BALB/c mice were infected by microinjection of an ACV-resistant clinical isolate into the anterior eye chamber to induce ARN and systemically treated with mAb hu2c at 24 h prior (pre-exposure prophylaxis) or at 24, 40, and 56 h after infection (post-exposure immunotherapy). Mock treated controls and ACV-treated mice showed pronounced retinal damage. Mice treated with mAb hu2c were almost completely protected from developing ARN. In conclusion, mAb hu2c may become a reliable therapeutic option for drug/ACV-resistant ocular HSV infections in humans in order to prevent blindness.

Original languageEnglish
Pages (from-to)194-200
Number of pages7
JournalVirology
Volume512
DOIs
StatePublished - Dec 2017

Keywords

  • ARN
  • Aciclovir resistance
  • HSV
  • Humanized Anti-HSV-antibody
  • Infection of the eye

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