11. The bacteria was named : " Bartonella bacilliformis ", in his honor. 12. At least eight " Bartonella " species or subspecies are known to infect humans. 13. Another pathogenic bacterium, " Bartonella ", is known from Georgia marsh rice rats. 14. Together with other " Bartonella "-species, it can cause disease in animals. 15. "' Bartonella bovis "'is a pathogenic bacteria first isolated from European ruminants. 16. "' Bartonella capreoli "'is a pathogenic bacteria first isolated from European ruminants. 17. Some studies have suggested they may be a vector of the bacteria " Bartonella baciliformis ". 18. If a cat is carrying " Bartonella henselae ", then it may not exhibit any symptoms. 19. It can also be caused by a related microbe, called Bartonella henselae, which ordinarily causes cat scratch fever. 20. In July 2009, " Bartonella rochalimae " was also identified in fleas from cats and dogs from Chile.