About The Word Neuropil Threads

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Find the definition of the medical term Neuropil Threads. Neuropil Threads defined and explained for easy understanding at the Medical Dictionary from ClusterMed.info.

Neuropil Threads

Neuropil Threads Definition & Meaning
Neuropil Threads Definition And Meaning

What's The Definition Of Medical Term Neuropil Threads?

Abnormal structures located chiefly in distal dendrites and, along with NEUROFIBRILLARY TANGLES and SENILE PLAQUES, constitute the three morphological hallmarks of ALZHEIMER DISEASE. Neuropil threads are made up of straight and paired helical filaments which consist of abnormally phosphorylated microtubule-associated tau proteins. It has been suggested that the threads have a major role in the cognitive impairment seen in Alzheimer disease.

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