not until just in question has we really looked into this with hiv infection and could you develop schieber in a way hiv. approaches the so let me back up so somebody was infected with a j is typically her church they are simply at best we can create antiviral combinations that keep a load of virus down in their body and city live a long life without viral load increases one point that they become in 8 mission so the in this yes we looked into this idea that you could take some cell type in the body that is less precious than your immune cells such as blood cells could you generate was something that we tried. to inspect those cells instead in the case of a study that might be a good strategy because there's no nucleus and red blood cells so therefore there's no way for h.p.v. enter that cell actually rappel it so machinery hijack because there's no d.n.a. in a nucleus so that was a fun project to work on me we moved to the lawn we didn't advance that research very much but i think they're you raising this issue time that we're living in right now i believe is a special on we'll look back o