The P 16 gene expressions of bone marrow cells in 31 cases of leukemia and 9 cases of nutrition deficiency anemia (NDA) were studied quantitatively by using flow cytometry and immunofluorescence staining technique.

• 应用流式细胞术和免疫荧光染色技术对31例白血病及9例营养性贫血（NDA）患者骨髓细胞P16蛋白进行检测。