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Full-Text Articles in Medical Genetics

A Role For The Histone Deacetylase Hdac4 In The Life-Cycle Of Hiv-1-Based Vectors., Johanna A Smith, Jennifer Yeung, Gary D Kao, René Daniel Sep 2010

A Role For The Histone Deacetylase Hdac4 In The Life-Cycle Of Hiv-1-Based Vectors., Johanna A Smith, Jennifer Yeung, Gary D Kao, René Daniel

Department of Medicine Faculty Papers

HIV-1 integration is mediated by the HIV-1 integrase protein, which joins 3'-ends of viral DNA to host cell DNA. To complete the integration process, HIV-1 DNA has to be joined to host cell DNA also at the 5'-ends. This process is called post-integration repair (PIR). Integration and PIR involve a number of cellular co-factors. These proteins exhibit different degrees of involvement in integration and/or PIR. Some are required for efficient integration or PIR. On the other hand, some reduce the efficiency of integration. Finally, some are involved in integration site selection. We have studied the role of the histone deacetylase …


Rabies Virus Infection Induces Type I Interferon Production In An Ips-1 Dependent Manner While Dendritic Cell Activation Relies On Ifnar Signaling., Elizabeth J Faul, Celestine N Wanjalla, Mehul S Suthar, Michael Gale, Christoph Wirblich, Matthias J Schnell Jul 2010

Rabies Virus Infection Induces Type I Interferon Production In An Ips-1 Dependent Manner While Dendritic Cell Activation Relies On Ifnar Signaling., Elizabeth J Faul, Celestine N Wanjalla, Mehul S Suthar, Michael Gale, Christoph Wirblich, Matthias J Schnell

Department of Microbiology and Immunology Faculty Papers

As with many viruses, rabies virus (RABV) infection induces type I interferon (IFN) production within the infected host cells. However, RABV has evolved mechanisms by which to inhibit IFN production in order to sustain infection. Here we show that RABV infection of dendritic cells (DC) induces potent type I IFN production and DC activation. Although DCs are infected by RABV, the viral replication is highly suppressed in DCs, rendering the infection non-productive. We exploited this finding in bone marrow derived DCs (BMDC) in order to differentiate which pattern recognition receptor(s) (PRR) is responsible for inducing type I IFN following infection …