Bovine colostrum from pasture-fed cows contains immunoglobulins specific to many human pathogens, including "Escherichia coli, Cryptosporidium parvum, Shigella flexneri, Salmonella, Staphylococcus," and rotavirus (which causes diarrhea in infants).
Bovine colostrum from pasture-fed cows contains immunoglobulins specific to many human pathogens, including "Escherichia coli, Cryptosporidium parvum, Shigella flexneri, Salmonella, Staphylococcus," McConnell MA, et al. Food Research International 34:255-261 (2001) and rotavirus (which causes diarrhea in infants).