| characterization of a new avian-like influenza a virus from horses in china. | in march 1989 a severe outbreak of respiratory disease occurred in horses in the jilin and heilongjiang provinces of northeast china that caused up to 20% mortality in some herds. an influenza virus of the h3n8 subtype was isolated from the infected animals and was antigenically and molecularly distinguishable from the equine 2 (h3n8) viruses currently circulating in the world. the reference strain a/equine/jilin/1/89 (h3n8) was most closely related to avian h3n8 influenza viruses. sequence comp ... | 1992 | 1314452 |