sporozoite stage 2008-07-31T11:07:15Z IDOMAL:0000300 IDOMAL:0000300 PLO:00018 The stage of Plasmodium that has been released into the mosquito haemocoel after the rupture of the oocyst. It reaches and penetrates the salivary gland where it stays until transfered into a vertebrate host through a blood meal. It then rapidly invades hepatocytes and is no longer observed in the host. idomal_namespace louis invertebrate host stage exo-erythrocytic stage