Over the past three decades DNA has emerged as an exceptional molecular building block for nanoconstruction due to its predictable conformation and programmable base-pairing interactions. DNA nanotechnology is the design … Continue Reading Low-cost DNA nanobot can detect many diseases, including HIV.
A lab-on-a-chip is a device that integrates one or several laboratory functions on a single chip of only millimeters to a few square centimeters to achieve automation and high-throughput screening. … Continue Reading New ‘ELISA-on-a-chip’ set to revolutionise point-of-care testing.
One of the roadblocks to the eradication of tuberculosis (TB) is the difficulty in identifying patients with latent TB infections. Neither the tuberculin skin test nor interferon-gamma release assays (IGRAs) … Continue Reading New whole blood assay is the first to identify latent TB infections.
Researchers from the Broad Institute of MIT and Harvard, Harvard Medical School, and Harvard-affiliated hospitals have uncovered an easily detectable, ‘pre-malignant’ state in the blood that significantly increases the likelihood … Continue Reading Two studies identify and verify a detectable, pre-cancerous state in the blood.
A study led by University of North Carolina researchers represents an important step forward in the accurate diagnosis of people who are experiencing the earliest stages of psychosis. Psychosis includes … Continue Reading Blood test may help determine who is at risk for psychosis.
A simple point-of-care testing device for anemia could provide more rapid diagnosis of the common blood disorder and allow inexpensive at-home self-monitoring of persons with chronic forms of the disease. … Continue Reading FDA-funded study for one-minute point-of-care anemia test shows promise.
A newborn screening test for severe combined immunodeficiency (SCID) reliably identifies infants with this life-threatening inherited condition, leading to prompt treatment and high survival rates, according to a study supported … Continue Reading Test reliably detects inherited immune deficiency in newborns.
The FDA has approved the world’s first zinc transporter 8 autoantibody (ZnT8Ab) test that can help determine if a person has type 1 diabetes and not another type of diabetes. … Continue Reading FDA approves world’s first ZnT8Ab autoantibody test to diagnose type 1 diabetes.
A team of researchers from the Massachusetts General Hospital have developed a novel fluorescence-based assay for sensitive detection of antibodies within microliter volume serum samples. This new assay is at … Continue Reading Microsphere-based assay detects T1 diabetes early.
Physicians at Johns Hopkins have developed blood and saliva tests that help accurately predict recurrences of HPV-linked oral cancers in a substantial number of patients. The tests screen for DNA … Continue Reading Blood and saliva tests predict return of HPV-linked oral cancers.
Johns Hopkins researchers say they have discovered a chemical alteration in a single human gene linked to stress reactions that, if confirmed in larger studies, could give doctors a simple … Continue Reading A blood test for suicide?
Research conducted at The Scripps Research Institute (TSRI) has discovered links between a set of genes known to promote tumour growth and mucoepidermoid carcinoma, an oral cancer that affects the … Continue Reading Scripps Florida scientists find genetic mutations linked to salivary gland tumours.
Fragile X syndrome (FXS) is a genetic disorder that causes obsessive-compulsive and repetitive behaviours, and other behaviours on the autistic spectrum, as well as cognitive deficits. It is the most … Continue Reading Study links autistic behaviours to enzyme.
An inexpensive, portable, microchip-based test for diagnosing type-1 diabetes could improve patient care worldwide and help researchers better understand the disease, according to the device’s inventors at the Stanford University … Continue Reading Stanford researchers invent nanotech microchip to diagnose type-1 diabetes.