| ASF | African swine fever |
| A. phagocytophilum | Anaplasma phagocytophilum |
| AMA1 | Apical membrane antigen 1 |
| ABRF | Argasidae-borne relapsing fever |
| Ba. microti | Babesia microti |
| BMSA | Babesia microti merozoites |
| Ba. bovis | Babesia bovis |
| Ba. divergens | Babesia divergens |
| B. afzelii | Borrelia afzelii |
| B. bavariensis | Borrelia bavariensis |
| B. burgdorferi | Borrelia burgdorferi |
| B. garinii | Borrelia garinii |
| B. mayonii | Borrelia mayonii |
| B. miyamotoi | Borrelia miyamotoi |
| B. valaisiana | Borrelia valaisiana |
| CDC | Centers for Disease Control and Prevention |
| Ech | Ehrlichia chaffeensis |
| EM | Erythema migrans |
| ECM | Extracellular matrix components |
| EUR | Euro |
| Hc | Hepatozoon canis |
| HGA | Human Granulocytic Anaplasmosis |
| HGE | Human Granulocytic Ehrlichiosis |
| hLFA-1 | Human lymphocyte function–associated antigen-1 |
| I. | Ixodes |
| LD | Lyme disease |
| MSA-2 | Merozoite surface antigen 2 |
| MAb | Monoclonal antibodies |
| Nm | Neoehrlichia mikurensis |
| NHP | Nonhuman primate |
| Osp | Outer surface protein |
| PCR | Polymerase chain reaction |
| PIM | Polymorphic immunodominant molecule |
| R. helvetica | Rickettsia helvetica |
| R. monacensis | Rickettsia monacensis |
| R. rickettsia | Rickettsia rickettsia |
| Rkt | Rickettsia spp. |
| RLB | Reverse Line Blot hybridization assay |
| RON2 | Rhoptry neck protein 2 |
| s.l. | sensu lato |
| spp. | Species |
| FDA | The United States Food and Drug Administration |
| USIC | The United States inflation calculator |
| US | The United States of America |
| TBI | Tick-borne infection |
| TBCI | Tick-borne co-infection |
| TBE | Tick-borne encephalitis |
| TBEV | Tick-borne encephalitis virus |
| TBD | Tick-borne disease |
| TBP | Tick-borne pathogen |
| TROSPA | Tick receptor for OspA |
| USD | Unites States dollar |
| UUK | Uukuniemi |
| VESA | Variant erythrocyte surface antigen |
| VlsE | Variable lipoprotein surface-exposed protein |