Mutations in EGLN1, the gene encoding for hypoxia-inducible factor (HIF) prolyl-4-hydroxylase 2 (PHD2), cause erythrocytosis and in rare cases the development of neuroendocrine tumors. In the presence ...

The United States maintains an extensive military footprint in the Middle East, including a number of naval assets and permanent U.S. bases. Washington’s presence has allowed it to respond to ...