Emerg Infect Dis. 2021 Dec;27(12):3193-3195. doi: 10.3201/eid2712.204646.
During 2013-2019, Borrelia miyamotoi infection was detected in 19 US states. Infection rate was 0.5%-3.2%; of B. miyamotoi-positive ticks, 59.09% had concurrent infections. B. miyamotoi is homogeneous with 1 genotype from Ixodes scapularis ticks in northeastern and midwestern states and 1 from I. pacificus in western states.
在 2013 年至 2019 年期间,美国 19 个州检测到伯氏疏螺旋体感染。感染率为 0.5%-3.2%;伯氏疏螺旋体阳性蜱虫中,59.09%存在合并感染。伯氏疏螺旋体与来自东北部和中西部州的肩突硬蜱的 1 个基因型以及来自西部州的太平洋硬蜱的 1 个基因型相同。