it has been suggested that the actual level of the ha and nase activities in the virus-infected cells is a result of dynamic equilibrium between the synthesis and post-translational functional maturation of the hemagglutinin-neuraminidase ( hn ) molecules , on the one hand , and the protease and glycosidase-mediated functional inactivation , on the other .
C0042776
virus
C2985502
hemagglutinin-neuraminidase