Tag: vitamin B12
-
Marmite: Its place in medical history, Lucy Wills, and the discovery of folic acid
James L. FranklinChicago, Illinois, United States On a recent visit to Botswana in southern Africa, the author was introduced to a food spread known as Marmite.* Apparently very popular in Africa, a distinctive jar of this condiment was present on the table at every meal. Our South African Apex Expedition guide, Liam Rainier, a consummate…
-
Book review: Architects of Structural Biology
Arpan K. BanerjeeSolihull, United Kingdom Modern twenty-first-century high-technology medicine, which we now take for granted, was only made possible by remarkable advances in the physical and biological sciences of the twentieth century. In Architects of Structural Biology, the contributions of four scientific giants and Nobel laureates—Lawrence Bragg, Max Perutz, John Kendrew, and Dorothy Hodgkin—are described…
-
Blood and pernicious anemia
Omar AlzarkaliBatavia, New York, United States Blood is powerful. The mere sight of it can cause an adult to fall to the ground; as a medical student, I have seen it happen. Faces go pale and legs can no longer carry their weight as they succumb to this primitive reflex. Perhaps this vasovagal response happens…