Smith R D, Woolf A, Hungerford L L, Sundberg J P
J Am Vet Med Assoc. 1982 Dec 1;181(11):1254-6.
A total of 175 deer and 54 cattle from Crab Orchard National Wildlife Refuge in southern Illinois were tested for antibody to Anaplasma marginale, using the capillary tube agglutination test. A total of 12 (6.9%) deer and 7 (13%) cattle were serologically positive. Serologic prevalence in deer increased from 0 at 6 months of age to 14% at 2 1/2 or more years of age. Cattle less than approximately 1 year of age were not seropositive.
利用毛细管凝集试验,对来自伊利诺伊州南部蟹果园国家野生动物保护区的175头鹿和54头牛进行了边缘无形体抗体检测。共有12头(6.9%)鹿和7头(13%)牛血清学呈阳性。鹿的血清学阳性率从6个月龄时的0%增至2岁半及以上时的14%。年龄小于约1岁的牛血清学未呈阳性。