A new trial from Verstovsek and others showed clinically significant responses in spleen size and quality of life among patients with myelofibrosis receiving the ruxolitinib, a JAK1 and JAK2 inhibitor. The agent has some myelotoxicity, but this study showed a survival advantage with ruxolitinib. Myelofibrosis, a myeloproliferative neoplasm, is manifested by abnormal blood counts (anemia, thrombocytosis… Read More…