TY - SER AU - Franco,A.C. AU - Spilki,F.R. AU - Esteves,P.A. AU - Lima,M.de AU - Weiblen,R. AU - Flores,E.F. AU - Rijsewijk,F.A.M. AU - Roehe,P.M. TI - A Brazilian glycoprotein E-negative bovine herpesvirus type 1.2a (BHV-1.2a)mutant is attenuated for cattle and induces protection against wild-type virus challenge KW - BOVINO KW - HERPESVIRUS KW - MUTANTE KW - INFECÇÃO KW - VACINA KW - RINOTRAQUEITE ER -