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Clinical Chemistry

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Point-of-Care Blood Biomarker Test Detects Brain Injury Missed by CT

A new blood test measures brain injury markers to detect acute damage missed by CT and support emergency department decisions. More...
23 Oct 2026
Image: A simple daily blood test could help critically ill sepsis patients stop antibiotics sooner, reducing overuse and potentially helping combat antibiotic resistance (Image Credit: Adobe Stock)

Daily Blood Testing May Help Guide Earlier Antibiotic Stopping in Sepsis

New findings show that daily biomarker-guided testing can prompt antibiotic stop recommendations nearly two days earlier in ICU sepsis. More...
23 Oct 2026
Image: Blood proteins measured years before diagnosis may signal future prostate cancer risk, including aggressive disease.(Image Credit: iStock)

Blood Proteins Reveal Signals Linked to Prostate Cancer Risk Years Before Diagnosis

New findings show blood protein profiling years before diagnosis signals prostate cancer risk. More...
22 Oct 2026
Image: Study design and workflow (Parankusham H, Vanderlip C, Birkenbihl C, et al. A two-stage plasma biomarker algorithm reduces amyloid PET use and the p-Tau217 gray zone. Annals of Clinical and Translational Neurology. Published online October 19, 2026. doi:10.1002/acn3.70560)

Two-Step Blood Testing Approach Reduces Uncertainty in Amyloid Assessment

A new two-step blood-testing strategy clarifies gray-zone p-Tau217, improves brain amyloid detection and reduces PET imaging. More...
21 Oct 2026
Image: Biodesix is developing a radiomics-based lung nodule risk assessment test to complement its Nodify Lung portfolio (Photo courtesy of Biodesix)

Multimodal Platform to Combine Blood and Imaging Biomarkers for Lung Nodule Assessment

A new AI-enabled multimodal test combines blood and CT radiomics to improve lung nodule risk assessment. More...
21 Oct 2026
Image: The study analyzed saliva samples from people undergoing treatment for OCD (Image Credit: Adobe Stock)

Study Links Saliva-Based Epigenetic Signals to OCD Treatment Outcomes

New findings link DNA methylation markers to OCD psychotherapy response, supporting personalized treatment. More...
20 Oct 2026
Image: Cell culture of induced pluripotent stem cells (iPSCs). Neurons are shown in green and astrocytes in red. (Photo courtesy of Carlos Avilés Granados)

CSF Biomarker Meprin-Beta Increases in Alzheimer’s Disease

New findings show elevated active meprin-β in brain and CSF in Alzheimer’s disease, suggesting utility as a biomarker. More...
19 Oct 2026
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The Clinical Chemistry channel updates the reader on tests, techniques, and research in the field - from routine assays to specialized tests on blood, urine, enzymes, lipids, hormones and more.
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