Vector: tick (likely Ixodes persulcatus, Ixodes ricinus), mosquitoes Region: Inner Mongolia but potentially more widespread Protozoan Babesiosis Organism: Babesia microti, Theileria equi Vector: Ixodes scapularis (deer tick), I. pacificus (western black-legged tick) Region (US): Northeast, West Coast Cytauxzoonosis Organism: Cytauxzoon felis Vector: Amblyomma americanum (Lone star tick) Region (US): South, Southeast Toxin Tick paralysis Cause: Toxin Vector (US): Dermacentor andersoni (Rocky Mountain wood tick), D. variabilis (American dog tick or wood tick) Region (US): D. andersoni: East, D. variabilis: East, West coast Vector (Australia): Ixodes holocyclus (Australian paralysis tick) Region (Australia): East Allergies Alpha-gal allergy - Alpha-gal syndrome is likely caused by a hypersensitivity reaction to the Alpha-gal (Galactose-alpha-1,3-galactose) sugar molecule introduced by ticks while feeding on a human host. The immune reaction can leave people with an allergy to red meat and other mammalian derived products. See also Arbovirus List of diseases spread by invertebrates List of insect-borne diseases Mosquito-borne disease Robovirus Tibovirus Ticks of domestic animals References External links Tick-Borne Diseases: Recommendations for Workers and Employers—National Institute for Occupational Safety and Health Tickborne Diseases—National Center for Infectious Diseases (CDC) Tickborne Disease Website—Massachusetts Department of Public Health Ixodes Scapularis—3D animation of Deer or Blacklegged Tick from US Army site Parasitic Insects, Mites and Ticks: Genera of Medical and Veterinary Importance Wikibooks