"Snyder is proposing this as the actual mechanism of Huntington's, and they have shown, in human tissue culture and in mouse models of the disease, that supplem

"Snyder is proposing this as the actual mechanism of Huntington's, and they have shown, in human tissue culture and in mouse models of the disease, that supplementation with extra cysteine can stop or reverse the cellular signs of the disease." Question mark or no, that sounds pretty positive. Anything that moves the eight ball on understanding the mechanism of a disease is good news.