The effects of quartz on membranous fluidity labelled with DPH and ANS and the production of oxygen free radicals of alveolar macrophages were studied in vitro.

• 采用体外细胞实验方法,观察了石英尘对DPH和ANS标记的肺胞巨噬细胞膜流动性和荧光性质的影响,同时测定了肺泡巨噬细胞活性氧的产生。