> New molecules of pyrrolyl- and indolylazine classes activate intracellular mechanisms to combat one of the main causes of "aged" brain diseases - an excess of

> New molecules of pyrrolyl- and indolylazine classes activate intracellular mechanisms to combat one of the main causes of "aged" brain diseases - an excess of so-called amyloid structures that accumulate in the human brain with age. I thought amyloid was correlation and not (yet) sure causation.