There is a basophil in the center of the field which has a lobed nucleus (like PMN's) and numerous coarse, dark blue gra在视野中心是一个嗜碱性细胞，它有一个多叶核（象PMN的核），并且细胞质里有为数众多的粗糙的、深蓝色的颗粒。
In ragweed pollen-sensitive subjects with autumnal asthamtic attacks, intradermal test was positive in 88.%( 9/)of the 花粉皮试阳性组豚草茎叶浸出液皮试阳性率为88.%( 9/),HRBT阳性率为70.%( /)。