Collection of Blood and Bone Marrow From Patients With Aplastic Anemia for Analysis of Adhesion Molecules, Chemokines and Their Receptors

This study is designed to collect bone marrow and/or peripheral blood cells and plasma, for the analysis of adhesion molecules, chemokines and their receptors from newly-diagnosed aplastic anemia patients, and patients treated with antithymocyte globulin plus cyclosporine

Inclusion Criteria:

• patients who fulfilled entry criteria of acquired aplastic anemia age range 16-70 years

Exclusion Criteria:

• Patients complicated with diabetes, tumor, pregnancy, active infection, or connective tissue diseases, such as systemic lupus erythematosus.