A Patient Diagnosed with Myelodysplastic Syndrome (MDS) and Presenting with Severe

A patient diagnosed with myelodysplastic syndrome (MDS) and presenting with severe neutropenia and anemia is given erythropoietin (EPO) with improvement in hemoglobin. Which intervention has been shown to prevent infection in patients with MDS who have severe neutropenia?

A) Anti-thymocyte globulin and cyclosporine
B) Granulocyte-macrophage colony-stimulating factor (GM-CSF)
C) Intravenous immunoglobulin infusions
D) Prophylactic treatment with fluoroquinolones