The new H and N surface proteins mean most people do not have antibodies to the virus, allowing it to go pandemic.
新H 和N表面蛋白这意味着多数人对这病毒没有抗体，使其得以流行。
2
Using recombinant nucleocapsid protein GST-N of porcine reproductive and respiratory syndrome virus (PRRSV) as antigen, an indirect ELISA for the detection of antibodies against PRRSV was developed.
The rabies virus glycoprotein (GP) can assume at least three different conformational states: the natural state (n), the activated (a) hydrophobic state and the fusion-inactive (I) state.