Latest Jack Rogers Stories
In people with Alzheimer's, the brain becomes riddled with clumps of protein, forming what are known as amyloid plaques. Now, a report appearing in the September 17th print issue of Cell appears to have found a function for the amyloid precursor protein (APP for short) that yields the prime ingredient in those plaques. It turns out that APP is an iron oxidase whose job it is to convert iron from an unsafe form to a safe one for transport or storage. When APP fails to function properly, as it...
- A Roman unit of weight, 1⁄1728 of a pound.
- A weight of four grains used in weighing gold and precious stones; a carat.
- In anatomy, a formation suggesting a husk or pod.
- The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
- A coin of base silver of the Gothic and Lombard kings of Italy.