视野中心可见一个两叶核嗜酸性粒细胞，并且细胞质里有众多的红色颗粒。在它的下方是一个小淋巴细胞。当过敏反应和寄生虫感染时嗜酸性粒细胞会增多。
In the center of the field is an eosinophil with a bilobed nucleus and numerous reddish granules in the cytoplasm. Just underneath it is a small lymphocyte. Eosinophils can increase with allergic reactions and with parasitic infestations.
