Human Blood Harbors Cell-Free Microbial DNA
Human Blood Harbors Cell-Free Microbial DNA
After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.
Human Blood Harbors Cell-Free Microbial DNA
Human Blood Harbors Cell-Free Microbial DNA

After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.

After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.

biomarkers
Blood Biomarkers Predict the Onset of Labor: Study
Blood Biomarkers Predict the Onset of Labor: Study
Abby Olena | May 6, 2021
Researchers integrated information from 45 protein, metabolite, and immune data points to identify a window two to four weeks before a pregnant person will go into labor.
Immune Biomarkers Tied to Severe COVID-19: Study
Immune Biomarkers Tied to Severe COVID-19: Study
Ruth Williams | Aug 19, 2020
Increases in the levels of three cytokines are among the features linked to poor outcomes.
Experimental Blood Test Could Flag Alzheimer’s
Experimental Blood Test Could Flag Alzheimer’s
Kerry Grens | Jul 29, 2020
New studies show that elevated levels of a form of tau called p-tau217 can accurately distinguish Alzheimer’s disease from other forms of dementia, and perhaps even predict it.
Identified: Molecular Predictors of Rheumatoid Arthritis Relapse
Identified: Molecular Predictors of Rheumatoid Arthritis Relapse
Ruth Williams | Jul 15, 2020
The presence of a particular set of RNAs in the blood forewarns of an onset of severe symptoms and points to the cells involved.
Microbial Signatures in Blood Are Associated with Various Cancers
Microbial Signatures in Blood Are Associated with Various Cancers
Shawna Williams | Jul 13, 2020
A study suggests the potential for a noninvasive diagnostic that could detect tumors early and differentiate between disease types.
Image of the Day: Arrhythmogenic Cardiomyopathy
Image of the Day: Arrhythmogenic Cardiomyopathy
Amy Schleunes | Feb 24, 2020
Scientists identify a potential biomarker for predicting the progression of a deadly cardiac disease.
Image of the Day: Stomach Stem Cells
Image of the Day: Stomach Stem Cells
Amy Schleunes | Feb 13, 2020
A mouse model demonstrates that mutations in stomach stem cells can drive gastric cancer growth.
Interactive: Biomarkers in Blood Provide a Window into the Brain
Interactive: Biomarkers in Blood Provide a Window into the Brain
Shawna Williams | Dec 1, 2019
A look at some of the circulating molecules that may indicate various Alzheimer’s pathologies and serve as the bases of noninvasive tests for the disease.
The Hunt for a Blood Test for Alzheimer’s Disease
The Hunt for a Blood Test for Alzheimer’s Disease
Shawna Williams | Dec 1, 2019
Researchers hope circulating biomarkers will enable earlier detection and better monitoring of the neurodegenerative disorder—and perhaps help usher in new treatments.
Triage Test for Tuberculosis Spots Infections Within an Hour
Triage Test for Tuberculosis Spots Infections Within an Hour
Ruth Williams | Oct 23, 2019
An early-stage, blood-based assay shows potential as a method for sorting patients with suspected TB from those with other respiratory illnesses.
Blood-Based Epigenetic Screen Tests for Diabetes Complications
Blood-Based Epigenetic Screen Tests for Diabetes Complications
Katarina Zimmer | Oct 1, 2019
Researchers could accurately detect life-threatening vascular complications in type 2 diabetes patients by analyzing hydroxymethylated cytosines in freely circulating DNA.
Could Brain Activity During Sleep Be a Biomarker for Alzheimer’s?
Could Brain Activity During Sleep Be a Biomarker for Alzheimer’s?
Ashley Yeager | Oct 1, 2019
Changes in brain waves while snoozing correlate with accumulation of tau and amyloid-β, suggesting that the neural activity disruptions could clue doctors in to early development of the disease.
Opinion: Biomarkers of Longevity Not Ready for the Clinic
Opinion: Biomarkers of Longevity Not Ready for the Clinic
John D. Loike and Ruth L. Fischbach | Sep 27, 2019
The science isn’t there yet, nor are the known interventions that ought to be combined with delivering such predictions.