Couscous Couscous Couscous ( ' ; ') is a Maghrebi dish of small (about diameter) steamed balls of crushed durum wheat semolina that is traditionally served with a stew spooned on top. Pearl millet and sorghum especially in the Sahel and other cereals can be cooked in a similar way and the resulting dishes are also sometimes called couscous. Couscous is a staple food throughout the North African cuisines of Algeria, Morocco, Tunisia, Mauritania, Libya, and Egypt. In Western supermarkets, it is typically sold in instant form with a flavor packet, and may be served as a side or on its
Birbeck granules periphery of the Langerhans cells and release their contents into the extracellular matrix. Another theory is that the Birbeck granule functions in receptor-mediated endocytosis, similar to clathrin-coated pits. Birbeck granules were discovered by Michael Stanley Clive Birbeck (1925–2005), a British scientist and electron microscopist who worked at the Chester Beatty Cancer Research Institute or Institute of Cancer Research, London from 1950 until 1981. Birbeck granules Birbeck granules, also known as Birbeck bodies, are rod shaped or "tennis-racket" cytoplasmic organelles with a central linear density and a striated appearance. First described in 1961 (where they were simply termed "characteristic granules"), they