Changes

***E.g. ''T. vivax''

***E.g. ''T. vivax''

***Decreases the chances of [[Biting Flies|fly]] infection

***Decreases the chances of [[Biting Flies|fly]] infection

**Trypanosomes avoid host immune defences by altering glycoprotein coat (surface antigen) before host [[Immunoglobulin - WikiBlood|antibodt]] response

**Trypanosomes avoid host immune defences by altering glycoprotein coat (surface antigen) before host [[Immunoglobulins - WikiBlood|antibody]] response

***'''Antigenic variation''' can occur many times over several months causes relapsing parasitaemia

***'''Antigenic variation''' can occur many times over several months causes relapsing parasitaemia