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📢 New insights and implications for those working on M1 drugs: Recent findings from a sample within the Australian Imaging, Biomarkers and Lifestyle (AIBL) study led by Ying Xia of the Australian CSIRO and Paul Maruff from Cogstate show that loss of cholinergic neurons occur in the asymptomatic or preclinical stage of Alzheimer’s Disease. “Loss of volume in the cholinergic rich areas of the Nucleus Basalis of Meynert occurs in cognitively unimpaired older adults with abnormally high levels of amyloid,” said Maruff. “The rate of this is greater than in adjacent areas of the nucleus basalis that have less cholinergic innervation. Importantly, multivariable modeling indicated that in preclinical AD this loss of cholinergic function was associated more strongly with a decline in attentional functions.” 🔬 These findings provide context for designing studies with compounds promoting acetylcholine neurotransmission and observing any potential AD impacts. 📖 Read the full publication here: https://lnkd.in/egt2FiKM

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