Background. The etiology of vitamin B12 deficiency is diverse and includes lack of intrinsic factor (IF), altered pH in the small intestine, and lack of absorption of B12 complexes in the terminal ileum. Vitamin B12 deficiency from any cause, as well as folic acid deficiency, can result in megaloblastic anemia.he etiology of vitamin B12 deficiency is diverse and includes lack of intrinsic factor (IF), altered pH in the small intestine, and lack of absorption of B12 complexes in the terminal ileum.
The Last Supper (Italian: Il Cenacolo [il tÊeËnaËkolo] or L'Ultima Cena [Ëlultima ËtÊeËna]) is a late 15th-century mural painting by Leonardo da Vinci in the refectory of the Convent of Santa Maria delle Grazie, Milan. It is one of the world's most famous paintings.
Cornell Barnes, Last Supper (black characters at the table) William Blake, The Last Supper (c. 1799-1800), tempera on canvas, National Gallery of Art, Washington DC. Edward Burne-Jones (1833-1898) and Charles Fairfax Murray (1849-1919), The Last Supper (1872), stained glass, Christ Church, Oxford. Second window from the right of the The Vyner memorial window, lower part. Painting by Murray from Burne-Jones's drawings. The Last Supper, oil on canvas, private collection.