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*zoon = animal (Gr.)
*noson = disease (Gr.)
*metazoonosis = requires both of vertebrates and invertebrates
**all arboviral pathogens, some bateria (plague, rickettsia), some parasite (leischmania)
*vector (biological vector)
**carrier of pathogens in which pathogens reproduce
*mechanical transmitter (mechanical vector)
**carrier of pathogens in which pathogens do NOT reproduce
==virus==
===Ebola and Marburg virus===
*''Filoviridae''
*natural host of Marburg virus is almost defined as fruit bat
**Marburg virus has been isolated from fruit bat
*natural host of Ebola virus is still not defined as fruit bat
**viral isolation from fruit bat is required to define
**indirect evidences have been identified
***fragments of genome of Ebola virus have been detected from fruit bat by PCR
***antibody against Ebola virus has been detected from fruit bat sera
***experimental infection of Ebola virus to fruit bat was successful and bat didn't show any symptoms
===Lassa virus===
**incubation 1-6 days up to 43 days
**mortality 100% despite immediate Tx
==ectoparasite==
*tungiasis
*lice
*(scabies)
==endoparasite==
*myiasis
