1994
The recombinant vaccine Vacoli ™ against porcine colibacillosis is registered in Cuba, it contains as antigens the K88ab and K99 fimbriae purified from the culture of E. coli K12 strains modified by genetic engineering.
1994
The recombinant vaccine Vacoli ™ against porcine colibacillosis is registered in Cuba, it contains as antigens the K88ab and K99 fimbriae purified from the culture of E. coli K12 strains modified by genetic engineering.