Different blood biomarkers may fit different purposes in a health care system that integrates screening, diagnosis, prognostication, and treatment monitoring. Different blood biomarkers are already validated for some of these purposes, while others remain emerging or potentially useful.

file_download Download in HQ

Related content

Article cover image showing blood samples and a hand description Article
Fluid biomarkers in Alzheimer’s disease: from detecting the pathology to understanding when it causes symptoms

Advances in blood biomarkers are transforming the diagnosis and prognosis of Alzheimer’s disease, helping to assess pathology, disease progression, and co-existing pathologies.

13.10.2026 Alzheimer’s Disease
image Image Flowchart illustrating a plasma biomarker testing protocol for symptomatic Alzheimer’s disease
A two-step blood-based algorithm

Overview of a plasma biomarker testing pathway for symptomatic Alzheimer’s disease, using p-tau217 and eMTBR-tau243 to guide diagnostic assessment and identify underlying pathology.

13.10.2026 Alzheimer’s Disease
image Image Overview of Alzheimer's disease biomarkers, illustrating disease stages and associated blood marker changes
Overview of biomarkers in relation to cell types and pathologies

Overview of blood-based biomarkers that capture distinct aspects of Alzheimer’s disease pathology and progression.

13.10.2026 Alzheimer’s Disease