The acid phosphatase (ACP) in the blood cells of oncomelania hupensis was observed at the light microscope level by the burstone stained technique.

结果在钉螺血淋巴中的阿巴浆中可见呈棕色颗粒的ACP阳反应物,而圆形阿巴浆中未见呈棕色颗粒的ACP阳反应物。