ATCC® Number:VR-1437™
Classification: Rickettsiae
Agent: Anaplasma ovis
Strain: Idaho, USA (S65-Id1AO)
Original Source: Blood from Ovies aries (domestic sheep)
Depositors: W Goff, D Stiller
Biosafety Level:2
Shipped: frozen
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Host Organism : sheep ovis aries; ovis canadensis; Capra hircus; other wild ungulates
Incubation : Duration: Using 10(8) infected erythrocytes, 20-26 days needle challenge (IV); 33-38 days tick transmitted
Effect : Yes, in vivo effects: Decreased hematocrit and regenerative anemia
Comments : Organism remains viable in blood for 24 hrs at 4C. Antibodies that develop after infection, cross react extensively with Anaplasma marginale in all serologic assays evaluated to date. Officially recognized as reference strain by Veterinary Hemoparasite Research Workers of the Society for Tropical Veterinary Medicine. The preparation available through ATCCcarries an unidentified contaminant. In vitro use may necessitate addition of antibiotic(s) and/or fungizone.
References : 33178: Stiller D. Dermacentor andersoni: A Natural Vector of Anaplasma ovis on Sheep in Idaho. Proc. 8th Natl. Vet. Hemoparasite Disease Conf., St. Louis MO : 183, 1989.
