Feline immunodeficiency virus (FIV) is a retrovirus of the genus Lentivirus that is closely related to HIV; however, humans are not susceptible to the cat virus, which occurs in 5 subtypes (clades) worldwide.
Rabies is one of the oldest and most feared diseases of humans and animals – it was recognized in Egypt before 2300 BC and in ancient Greece, where it was well described by Aristotle.
Influenza is a highly contagious, acute infection, usually of the upper respiratory tract, and has been detected worldwide in many vertebrate hosts (Krammer et al., 2018). Feline respiratory diseases caused by influenza viruses appear to be rather rare and usually self-limiting;
Bordetella bronchiseptica (Bb) is a primary respiratory pathogen of cats, particularly in high population density conditions such as rescue shelters and multicat households.
Bordetella (B.) pertussis, B. parapertussis and Bb are closely-related Gram-negative coccobacilli that colonise the respiratory tracts of mammals. B.