Campylobacter most common pathogen found in dairy cattle A study conducted at 185 dairy farms found the Campylobacter bacterium at 91% of those farms. Out of the pathogens that were studied, this type of bacteria is the most common in dairy cattle.
New test has no added value in Lyme disease of the central nervous system Active Lyme disease of the central nervous system cannot be detected with an ELISpot test.