Polynucleotide vaccine formula for treating dog diseases, particularly respiratory and digestive diseases

摘要

Disclosed is an immunological composition that includes at least two plasmids; each plasmid contains and expresses in vivo in host canine cells a nucleic acid molecule that encodes an antigen of a canine pathogen. The plasmids can include more than one nucleic acid molecule such that the plasmids can express more than one antigen. The composition can include a first plasmid that contains and expresses a nucleic acid molecule encoding canine parvovirus VP2 and a second plasmid that contain(s) and express(es) nucleic acid molecule(s) encoding canine distemper HA and/or F.