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Latest Jack Rogers Stories

2010-09-11 02:16:25

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...


Word of the Day
call-note
  • The call or cry of a bird or other animal to its mate or its young.
'Call-note' is newer than 'bird-call,' which originally referred to 'an instrument for imitating the note of birds' but now also refers to 'the song or cry of a bird.'
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