MRSA Definition and Symptoms. MRSA, methicillin-resistant staphylococcus aureus, is an infection that is caused by a certain strain of staph bacteria that is resistant to the commonly used antibiotics.
The Sahel (/sÉËhÉl/) is the ecoclimatic and biogeographic zone of transition in Africa between the Sahara Desert to the north and the Sudanian Savanna to the south. Having a semi-arid climate, it stretches across the south-central latitudes of Northern Africa between the Atlantic Ocean and the Red Sea.
From Wikipedia, the free encyclopedia. Tigray Region (á­áá áµáá«á­ kilil TigrÄy) is the northernmost of the nine regions (kililat) of Ethiopia. Tigray is the homeland of the Tigray, Irob and Kunama people. Tigray is also known as Region 1 according to the federal constitution. Its capital is Mek'ele (also spelt Mekelle).