piR-hsa-30374 piR-38240 Alzheimer up-regulated participated in maintaining hemostasis in the nervous system;overexpression may lead to cell apoptosis and neurodegeneration and affect the trafficking pathway regulating A¦Â levels 28127595 piR-hsa-26543 piR-34393 Alzheimer up-regulated participated in maintaining hemostasis in the nervous system 28127595 piR-hsa-2790 piR-40666 Alzheimer down-regulated participated in maintaining hemostasis in the nervous system 28127595