Method:Bone marrow cells from 41 patients with newly diagnosed MDS and 10 cases of non malignant hematologic disease (served as control) were evaluated by flow cytometric DNA(FCM DNA) and FCM DNA/cell surface marker dual parameter analysis.

• 方法 :用流式细胞仪 (FCM) DNA单参数和 DNA/膜抗原双参数法分析了 41例 MDS患者和 10例良性血液病患者的骨髓细胞DNA倍体和增殖活性。