Emerg Infect Dis. 2023 Feb;29(2):456-459. doi: 10.3201/eid2902.221458.
We assessed serum samples collected in Cauca Department, Colombia, from 486 persons for Orientia seroreactivity. Overall, 13.8% showed reactive IgG by indirect immunofluorescence antibody assay and ELISA. Of those samples, 30% (20/67) were confirmed to be positive by Western blot, showing >1 reactive band to Orientia 56-kD or 47-kD antigens.
我们评估了哥伦比亚考卡省采集的 486 份血清样本的东方体血清反应性。总体而言,13.8%的样本通过间接免疫荧光抗体测定和 ELISA 显示 IgG 阳性。在这些样本中,30%(20/67)通过 Western blot 确认为阳性,显示对东方体 56-kD 或 47-kD 抗原有>1 个反应带。