A step toward a saliva test for cancer

A new saliva test can measure the amount of potential carcinogens stuck to a person's DNA -- interfering with the action of genes involved in health and disease -- and could lead to a commercial test to help determine risks ...

Gut microbes and humans on a joint evolutionary journey

The human gut microbiome is composed of thousands of different bacteria and archaea that vary widely between populations and individuals. Scientists from the Max Planck Institute for Biology in Tübingen have now discovered ...

Study casts doubt on accuracy of mobile drug testing devices

New research conducted by the Lambert Initiative for Cannabinoid Therapeutics at the University of Sydney calls into question the reliability of the two devices that are currently being used for mobile drug testing (MDT) ...

Young chimpanzees and human teens share risk-taking behaviors

Adolescent chimpanzees share some of the same risk-taking behaviors as human teens, but they may be less impulsive than their human counterparts, according to research published by the American Psychological Association. ...

Saliva proteins change as women age

In a step toward using human saliva to tell whether those stiff joints, memory lapses, and other telltale signs of aging are normal or red flags for disease, scientists are describing how the protein content of women's saliva ...

Licking a Tootsie Roll sensor to monitor health

Single-use diagnostic tests often aren't practical for health professionals or patients in resource-limited areas, where cost and waste disposal are big concerns. So, researchers reporting in ACS Applied Materials & Interfaces ...

Harnessing next generation sequencing to detect SARS-CoV-2

Researchers at the Vienna BioCenter designed a testing protocol for SARS-CoV-2 that can process tens of thousands of samples in less than 48 hours. The method, called SARSeq, is published in the journal Nature Communications ...

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