Blood Test Detects Cancer Early, But Has Some Holdups
Blood Test Detects Cancer Early, But Has Some Holdups
The liquid biopsy, which detects cell-free tumor DNA, spotted undiagnosed cancers in some women, but had a greater number of false positives and false negatives.
Blood Test Detects Cancer Early, But Has Some Holdups
Blood Test Detects Cancer Early, But Has Some Holdups

The liquid biopsy, which detects cell-free tumor DNA, spotted undiagnosed cancers in some women, but had a greater number of false positives and false negatives.

The liquid biopsy, which detects cell-free tumor DNA, spotted undiagnosed cancers in some women, but had a greater number of false positives and false negatives.

blood test
special report
How (Not) to Do an Antibody Survey for SARS-CoV-2
How (Not) to Do an Antibody Survey for SARS-CoV-2
Catherine Offord | Apr 28, 2020
Preprints from the first round of seroprevalence studies indicate that many more people have been infected with the virus than previously reported. Some of these studies also have serious design flaws.
Opinion: Public Health Trumps Privacy in a Pandemic
Opinion: Public Health Trumps Privacy in a Pandemic
John D. Loike, Ruth L. Fischbach | Apr 16, 2020
If governments were to use SARS-CoV-2 antibody tests to manage who can re-enter the workplace, society must accept a sacrifice of privacy.
Circulating Fetal Cells Sequenced for Prenatal Testing Study
Circulating Fetal Cells Sequenced for Prenatal Testing Study
Emily Makowski | Dec 10, 2019
Trophoblasts, collected from the mother during a blood draw, can determine fetal genetic abnormalities currently diagnosed through amniocentesis or chorionic villi sampling.
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.
Protein Changes Detected in Blood Years Before Alzheimer’s Onset
Protein Changes Detected in Blood Years Before Alzheimer’s Onset
Jef Akst | Jan 21, 2019
The observation could pave the way for a blood test to predict disease progression in people with a genetic predisposition to developing the neurodegenerative disorder.
Theranos Leaders Indicted For Fraud
Theranos Leaders Indicted For Fraud
Ashley Yeager | Jun 18, 2018
Federal prosecutors filed criminal charges that allege the company’s promise to revolutionize blood testing swindled investors out of hundreds of millions of dollars and put patients in danger.
SEC Charges Theranos With Fraud
SEC Charges Theranos With Fraud
Jim Daley | Mar 14, 2018
The company raised more than $700 million based on false claims to investors, according to the complaint.
First Blood Test for Concussion Approved by FDA
First Blood Test for Concussion Approved by FDA
Kerry Grens | Feb 15, 2018
The diagnostic measures two proteins indicative of brain injury.