Scientists think the protein may allow hybrid viruses to grow more efficiently in the lower temperatures of the upper respiratory tract, from which the virus can more easily spread to others.

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.

Objective to evaluate the effect of c-creative protein (CRP) on differentiation and treatment acute respiratory infection in children.