a fourth strain of virus fly or bird flu has been discovered in turkey and has even infected some humans . the virus immediately " spreads quickly " and has covered a " big geographical region " next to chinese health officials . it is not known how dangerous the modern host is and that it is stronger or deadlier than the current h5n1 virus . despite being detect in humans , no evidence has turned up to suggest that the viruses can be spread easily from human to animals .
483Lu suffers from the H5N1 virus.