22501
If the scenario described here is indeed the primary mechanism of neurodegeneration , then interception of the actions of the ' non - cholinergic ' AChE - peptides T14 and T30 at the alpha 7 - nAChR , would be a promising novel therapy for arresting and stabilising cell loss in Alzheimer ' s disease , whereas detection of the peptides ideally in the blood , could provide a sensitive surrogate marker .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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