Alzheimer's blood protein. Years before Symptoms of Alzheimer's disease manifest itself changes happen in the brain, neurons slowly start to degrade.Scientists at the German Center for (DZNE).neurodegenerative disease.have know shown that a protein found in blood can be used to precisely monitor the progression of the disease before the first clinical signs appear.These finding is a big deal because Alzheimer's disease still no cure or a really effective treatments. They only treatment are pills that can slow down the progression. My mother in Law has been suffering for the past 11 years and is now in the finally stage and she has been living with us. A blood is better suited than brain scans. These blood test are based on amyloid proteins. In Alzheimer's disease these amyloid proteins accumulate in the brain and occur in the blood. This shows the death of the neurons.When the brain cells die their remains can be detected in the blood.