{"entity":{"id":"da-tech-csf-biomarkers","kind":"technology","name":"CSF amyloid and tau","aka":[],"tldr":"A spinal-fluid test can support an Alzheimer’s biology question in specialist clinics.","summary":"CSF ratios are established in memory clinics that run lumbar puncture. They require skilled collection and agreed cut-offs.","asOf":"2026-09-21","links":[{"label":"NIA","url":"https://www.nia.nih.gov/health/alzheimers-and-dementia"}],"tags":["dementia-atlas"],"related":[],"cancers":["alzheimers-disease"],"sections":["da-front-fluid-biomarkers"],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"principle":"Lumbar puncture measures amyloid-beta and tau species in cerebrospinal fluid.","strengths":[],"limitations":[]},"route":"/technologies/da-tech-csf-biomarkers/","neighbours":{"cancer":[{"id":"alzheimers-disease","kind":"cancer","name":"Alzheimer’s disease","route":"/diagnoses/alzheimers-disease/"}],"section":[{"id":"da-front-fluid-biomarkers","kind":"section","name":"Fluid biomarkers","route":"/fronts/da-front-fluid-biomarkers/"}]}}