ORIGINE :
Isolé par CE GORDON SMITH, Kuala Lumpur (Malaisie), à partir d'un lot d'Ixodes granulatus femelles adultes, sous la référence TP 21.
Prélèvement effectué le 17 Avril 1956
Lieu de collecte : Réserve forestière d'Ulu Langat (Malaisie), 03° 00' N, 101° 50' E.
Milieu : Forêt tropicale.
ISOLEMENT :
Inoculation intra cérébrale sur souriceaux nouveau né le 18 Avril 1956.
IDENTIFICATION :
Cette souche a été reconnue comme différente de tous les Flavivirus auxquels elle a été comparée, elle présente des relations antigéniques avec les autres arbovirus transmis par tiques du groupe B.
MALADIE :
Humaine : Fièvre, leucopénie, encéphalite (infection expérimentale).
HOTES OU VECTEURS :
Tiques : Ixodes granulatus, Ixodes persulcatus, Haemaphysalis papuana.
DISTRIBUTION GEOGRAPHIQUE :
Malaisie, Sibérie, Thailande.
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