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Sharp X-ray images despite imperfect lenses

A team from the Institute for X-ray Physics at the University of Göttingen has developed a new method for X-ray microscopy that uses imperfect lenses to achieve higher image quality and sharpness. The researchers used a lens consisting of finely structured layers deposited on a thin wire and adjusted it between the object to be imaged ...

SourceUniversity of Göttingen·JournalPhysical Review Letters·TypeExperimental study·DateJun 5, 2022

A world first: for the first time, a human liver was treated in a machine and then successfully transplanted

A team of researchers at University of Zurich successfully transplanted a human liver that was treated in a machine, paving the way for a potential solution to the global organ shortage. The liver was preserved for three days outside the body using a custom-made perfusion machine.

SourceUniversity of Zurich·JournalNature Biotechnology·TypeRandomized controlled/clinical trial·DateMay 31, 2022

Nerve stimulation promotes resolution of inflammation

Researchers at Karolinska Institutet discovered that electrical stimulation of the vagus nerve promotes healing in acute inflammation by shifting the balance between inflammatory and anti-inflammatory molecules. This finding opens new avenues for treating inflammatory diseases, including autoimmune and cardiovascular conditions.

SourceKarolinska Institutet·JournalProceedings of the National Academy of Sciences·DateMay 31, 2022

Controlling cells with a laser beam

Researchers at TU Wien develop a method to guide individual cells with laser precision, enabling reproducible production of artificial tissue and testing new drugs without animal testing. The technique involves adding special molecules to hydrogel surrounding cells, which become softer and more permeable when activated by a laser beam.

SourceVienna University of Technology·JournalScientific Reports·TypeExperimental study·DateMay 30, 2022

Alternative to open heart surgery just as effective for patients with common heart condition

A new study has shown that Transcatheter Aortic Valve Implantation (TAVI) is just as effective as conventional open-heart surgery in treating severe symptomatic aortic stenosis. The procedure offers a safer and faster recovery for patients, with improved symptoms, functional capacity, and quality of life at 6 weeks.

SourceUniversity of Leicester·JournalJournal of the American Medical Association·TypeRandomized controlled/clinical trial·DateMay 17, 2022

Multi-tasking wearable continuously monitors glucose, alcohol, and lactate

A new wearable device can simultaneously monitor glucose, alcohol, and lactate levels, providing users with a comprehensive picture of their health. This technology has the potential to improve disease management for individuals with diabetes and other conditions, as well as enhance overall wellness through real-time tracking.

SourceUniversity of California - San Diego·JournalNature Biomedical Engineering·DateMay 9, 2022

A drug that cures alcoholism may be the next anti-anxiety medication

Researchers at Tokyo University of Science discovered that disulfiram inhibits FROUNT protein and chemokine signaling pathways, reducing anxiety levels in mice. The study suggests a potential breakthrough anti-anxiety medication with safe and effective treatment for elderly patients suffering from anxiety and insomnia.

SourceTokyo University of Science·JournalFrontiers in Pharmacology·TypeExperimental study·DateApr 14, 2022

Kaiyuan Yang wins NSF CAREER Award

Kaiyuan Yang's five-year grant will focus on enhancing the reliability and security of bioelectronic implants by making them aware of and adaptive to their physical and logical contexts. The goal is to develop WBMI bioelectronics that can be deeply implanted in humans through minimally invasive injection, ingestion or through vessels.

New studies in journal of pharmaceutical analysis demonstrate advancements in nanotechnology and their impact across multiple areas of human health

Recent studies published in the Journal of Pharmaceutical Analysis have found applications of nanotechnology in medicine, drug research, and environmental protection. Researchers developed nanodots made of carbon using natural polysaccharides from mushrooms to detect chromium, and created nanozymes that could be used to detect drug con...

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateApr 7, 2022

Nerve stimulation with the help of implantable mini solar cells

Scientists have created a new technology using colour pigments from the food industry to stimulate nerve cells with the help of implantable mini solar cells. This innovation could lead to accelerated healing and prevention of complications in severe brain injuries, as well as potential applications in pain therapy and retinal implants.

SourceGraz University of Technology·JournalAdvanced Materials Technologies·TypeComputational simulation/modeling·DateApr 6, 2022

Chatbots deployed in response to COVID-19 pandemic

Researchers analyzed 61 COVID-specific chatbots in 30 countries, finding common uses such as risk assessment, symptom data collection, and appointment scheduling. They also discovered that anonymity of user interactions varies across cultures, affecting the effectiveness of follow-up services.

SourceUniversity of Georgia·JournalJournal of the American Medical Informatics Association·DateApr 5, 2022

Doctors diagnosing fetal heart disease benefit from explanatory AI

Researchers found that AI-enhanced diagnosis helps doctors accurately detect fetal congenital heart disease, with fellows making the most accurate diagnoses. The new system uses graphical charts to represent the AI's analysis of ultrasound videos, improving accuracy and trust among medical professionals.

SourceRIKEN·JournalBiomedicines·DateApr 4, 2022

Illuminating the brain with an ultra-thin, flexible, multipoint microLED array film

Scientists have created a flexible, multipoint microLED array film that enables simultaneous optical stimulation at specific or multiple regions in the brain. The technology has potential broader applications in neuroscience research and could lead to new understanding of brain function and behavior.

SourceToyohashi University of Technology (TUT)·JournalApplied Physics Express·TypeExperimental study·DateMar 18, 2022

3D matrix ultrasound accurately identifies cardiovascular injury in healthy individuals

A new 3D matrix ultrasound method has been developed to assess cardiovascular risk in healthy individuals, offering a reliable and accurate alternative to traditional methods. The technique shows promise for personalized prevention and treatment strategies by detecting and quantifying an individual's accumulated cardiovascular damage.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalJACC Cardiovascular Imaging·TypeRandomized controlled/clinical trial·DateMar 16, 2022

Seeing through blood with a microscope

Researchers are developing a new SWIR surgical microscope system to detect and remove cholesteatomas, a type of chronic otitis media. The microscope uses short-wave infrared light to illuminate blood, bacterial biofilms, cartilage, and soft tissue, making them distinguishable from each other.

MagTrack technology opens doors for independent operation of smartphones, computers, and other devices for wheelchair users

The MagTrack study successfully completed a collaboration between Georgia Tech and Brooks Rehabilitation, creating a user-ready version of the assistive technology. Participants showed improved performance in controlling their power wheelchairs and connected devices with ease and comfort.

SourceGeorgia Institute of Technology·JournalIEEE Transactions on Biomedical Engineering·TypeRandomized controlled/clinical trial·DateMar 4, 2022

New detailed immune-profiling method uses only DNA from blood

A novel immune-profiling method can return detailed immune cell type proportions using only DNA from blood, potentially allowing for individualized prediction of outcomes in immunotherapy patients. This approach offers the opportunity to ask and answer questions about the immune system in health and disease.

SourceDartmouth Health·JournalNature Communications·TypeExperimental study·DateFeb 9, 2022

An insulin patch that sticks inside a person’s cheek

Researchers have developed a prototype insulin-loaded patch that comfortably sticks to the inside of a person's cheek, offering a less invasive way to manage blood sugar levels. The patch, activated by heat, releases insulin into the bloodstream several times faster than through skin, showing promise for diabetes treatment.

SourceAmerican Chemical Society·JournalACS Applied Bio Materials·DateFeb 2, 2022

C-Path and the European Joint Programme on Rare Diseases to expand global impact and partnership

The collaboration aims to create an interoperable global data ecosystem for rare diseases, accelerating the development of new therapies. This partnership benefits patients, regulators, advocacy stakeholders, researchers, and industry, while expanding C-Path's global capabilities in collaborating on methodologies and technologies.

SourceCritical Path Institute (C-Path)·TypeData/statistical analysis·DateFeb 1, 2022

Constant tinnitus is linked to altered brain activity

Researchers from Karolinska Institutet developed a novel method to diagnose constant tinnitus using auditory brainstem responses (ABR). The study found that people with occasional tinnitus are at increased risk of developing constant tinnitus, while those with existing constant tinnitus are more likely to experience persistent symptoms.

SourceKarolinska Institutet·JournalJournal of Clinical Investigation·DateJan 26, 2022

Evolution of dual-energy CT in gout workup

A retrospective study found that dual-energy CT examinations performed in 2019 had a significantly lower frequency of equivocal interpretations compared to those in 2013. Joint aspirations were also less likely to be performed after negative DECT interpretations in 2019.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeObservational study·DateJan 26, 2022