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New nanomaterials-based sensor detects flu and COVID-19 in just 10 seconds

Have a cough, sore throat and congestion? Any number of respiratory viruses could be responsible. Conventional tests can identify certain likely culprits by relying on chemical reactions, but some researchers want to swap chemistry for electrical changes sensed by nanomaterials.

28 Mar 2023

Dormant cone photoreceptors in the degenerating retina may retain visual function, research suggests

New UCLA research in mice suggests that "dormant" cone photoreceptors in the degenerating retina are not dormant at all, but continue to function, producing responses to light and driving retinal activity for vision.

27 Mar 2023

Spectroscopy probe could make deep brain stimulation safer and improve success rates

Deep brain stimulation (DBS) has become an increasingly common treatment for patients with advanced Parkinson's disease, but the procedure still carries significant risks.

23 Mar 2023

The brain declines later than previously thought, research shows

Recent research from University Medical Center Utrecht (UMC Utrecht) shows that our brain declines later than previously thought. Instead of after our 25th year of life, it happens when we are between the ages of 30 and 40.

21 Mar 2023

Innovative methodology to detect viral RNA

Experts from the University of Barcelona, the Institute for Advanced Chemistry of Catalonia, the Institute of Microelectronics of Barcelona and the Aragon Nanoscience and Materials Institute of Aragon —a joint institute of the CSIC and the University of Zaragoza— have developed a new method to detect RNA viruses based on the triplex-forming probe technology.

27 Feb 2023

Researchers successfully grow electrodes in living tissues

The boundaries between biology and technology are becoming blurred. Researchers at Linköping, Lund, and Gothenburg universities in Sweden have successfully grown electrodes in living tissue using the body's molecules as triggers.

24 Feb 2023

Exploring biodistribution of cannabidiol nanoparticles and nanoemulsion after intrathecal administration

Researchers evaluated the biodistribution of cannabidiol (CBD) emulsion and nanoparticles in the central nervous system (CNS).

24 Feb 2023

First-of-its-kind wireless, battery-free bandage accelerates wound healing

Northwestern University researchers have developed a first-of-its-kind small, flexible, stretchable bandage that accelerates healing by delivering electrotherapy directly to the wound site.

22 Feb 2023

Electrochemical microsensor enables real-time study of serotonin dynamics in the brain

Dysregulation of serotonin plays a role in many psychiatric disorders, including severe depression and anxiety. In the journal Angewandte Chemie, a research team has now introduced an implantable, electrochemical microsensor that makes it possible to study serotonin dynamics in the brain in real time.

16 Feb 2023

Data-driven algorithm predicts deep brain stimulation parameters for Parkinson’s treatment

Researchers assesses the effects of stimulation parameters suggested by a recently published data-driven algorithm (StimFit) based on neuroimaging data.

31 Jan 2023

New pop-up electrode device could gather more in-depth information about the brain

Understanding the neural interface within the brain is critical to understanding aging, learning, disease progression and more.

24 Jan 2023

Speech neuroprostheses can decode speech based on brain activity

Researchers from HSE University and the Moscow State University of Medicine and Dentistry have developed a machine learning model that can predict the word about to be uttered by a subject based on their neural activity recorded with a small set of minimally invasive electrodes.

19 Jan 2023

New electrically conductive hydrogel scaffold supports neural cell differentiation

Brain-computer interfaces (BCIs) are a hot topic these days, with companies like Neuralink racing to create devices that connect humans' brains to machines via tiny implanted electrodes.

5 Jan 2023

Human cortical organoids implanted in mice establish functional connectivity and respond to sensory stimuli

A team of engineers and neuroscientists has demonstrated for the first time that human brain organoids implanted in mice have established functional connectivity to the animals' cortex and responded to external sensory stimuli.

29 Dec 2022

Hand-held biosensor enables rapid and accurate detection of oral cancer

Oral cancer is the 13th most common type of cancer globally, and oral squamous cell carcinomas (OSCCs) account for more than 90% of oral cancers.

13 Dec 2022

Novel biosensor enhances performance of home-based continuous glucose monitoring

Home-based continuous glucose monitoring for diabetics up to now has had to trade ease of use, low cost, and portability for a somewhat lower sensitivity-;and thus accuracy-;compared to similar systems in clinics or hospitals.

2 Dec 2022

New biosensing platform detects SARS-CoV-2 antibodies in five minutes

Rapid, cheap and accurate tests continue to be essential for epidemiological surveillance and for health services to monitor and contain the spread of SARS-CoV-2. Brazilian scientists have contributed to endeavors in this field by developing an electrochemical immunosensor that detects antibodies against the virus.

29 Nov 2022

Researchers develop new device to non-invasively measure cervical nerve activity

A team of engineers and physicians at University of California San Diego has developed a device to non-invasively measure cervical nerve activity in humans, a new tool that they say could potentially inform and improve treatments for patients with sepsis, a life-threatening response to infection, and mental health conditions, such as post-traumatic stress disorder (PTSD).

20 Nov 2022

Reversing paralysis with electrical stimulation of neurons

In a recent study published in the Nature journal, researchers assessed the impact of spatiotemporal epidural electrical stimulation (EES) on individuals suffering from chronic spinal cord damage.

13 Nov 2022

Understanding how people empathize and experience the pain of others

A new study from the Netherlands Institute for Neuroscience recorded from neurons of human patients to show that the pain of others is directly mapped onto neurons in the insula – a brain region critical for our own emotions.

11 Nov 2022