We have characterized the hemagglutinin-esterase (HE) of puffinosis virus (PV), a coronavirus closely related to mouse hepatitis virus (MHV). M HCl (44). BSM types I and I-S, porcine mucin type III, calf fetuin, and bovine brain extract type VI were obtained from Sigma-Aldrich. Mouse 1 macroglobulin was purified from mouse serum similar to published procedures… Continue reading We have characterized the hemagglutinin-esterase (HE) of puffinosis virus (PV), a