passages.id: 1.0alpha7.train.836.sent
passages.type: sentence
passages.text: Abeta1-42 has such high affinity for  Cu2+ (attomolar) ( 8) that it is likely to be metallated  in vivo, and indeed we found that  Abeta purified from AD plaque is mainly bound to Zn (1.7  eq per mol of  Abeta) and  Cu (0.4  eq).
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