DNA can signal the presence of or predisposition to a slew of diseases, including cancer. The ability to flag down these clues, known as biomarkers, allows medical professionals to make critical early ...

(Nanowerk News) Electrochemical DNA biosensors hold significant promise for monitoring of various diseases. Overall, their detection applications are vast, from target DNA analytes such as bacterial ...

Creating new technologically advanced sensors, scientists have engineered bacteria that detect the presence of tumor DNA in live organisms. Their innovation could pave the way to new biosensors ...

Double-strand breaks (DSBs) are a type of DNA damage where both strands of DNA break at the same location. They can adversely affect cell growth and functioning. Currently, DSBs are detected by ...

Our cells harbor a DNA detector termed cGAS to inform the immune system of viral and bacterial infections, cell death, as well as transformation during cancer. Researchers led by Ikerbasque Research ...

In a study reported in the online edition of Science on Aug. 10, 2023, a group of synthetic biologists from the University of California (UC) San Diego and clinicians from Australia have engineered ...

Electrochemical biosensors for viral DNA detection exploit the specificity of nucleic acid hybridisation combined with sensitive electrical readouts to identify pathogen-derived genetic sequences at ...

With aging populations on the rise, the need for better tools to diagnose and monitor Alzheimer's disease (AD), the most common cause of dementia, has never been more urgent. This disease is ...