Vaccination Of Cows With An Escherichia Coli Bacterin For The Prevention Of Naturally Occurring Diarrheal Illness In Their Calves
Purification of CPS2 and detection of CPS2-specific IgG antibodies in an ELISA had been carried out as described beforehand . In this ELISA, a peroxidase-conjugated goat anti-swine IgG antiserum was used. Suis strain Br3/6 grown in a single day in Bacto Todd-Hewitt broth at 37°C and inactivated in 0.1% formaldehyde . The mixtures had been […]