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Rapid new blood diagnostic test for ALS

A highly accurate diagnostic blood test has been developed for amyotrophic lateral sclerosis (ALS), a progressive neurodegenerative disease that affects neurons in the brain and spinal cord. The test requires only a simple blood draw and can distinguish between ALS patients and healthy controls with an overall accuracy of up to 98%.

SourceBrain Chemistry Labs·JournalBrain Communications·TypeExperimental study·DateSep 12, 2024

Using a molecular scissors to improve CAR-T cell therapy

CAR-T cell therapy, a regenerative immunotherapy, has shown promise in treating blood cancers but struggles with T-cell exhaustion. Researchers have discovered that overproduction of the IL-4 protein causes this exhaustion and used CRISPR gene-editing technology to remove it, improving CAR-T cell therapy outcomes.

SourceMayo Clinic·JournalNature Communications·DateSep 12, 2024

University of Limerick, Ireland researchers discover building blocks that could ‘revolutionize computing’

Researchers at University of Limerick have discovered new ways to probe, control, and tailor materials at the molecular scale. They've designed molecules that can process and store information efficiently, potentially leading to innovative solutions for societal challenges in health, energy, and environment.

SourceUniversity of Limerick·JournalNature·TypeComputational simulation/modeling·DateSep 12, 2024

Smartphone-based microscope rapidly reconstructs 3D holograms

A new smartphone-based digital holographic microscope enables precise 3D measurements and has potential applications in medical diagnostics, education, and resource-limited settings. The portable device uses a simple optical system created with a 3D printer and calculates reconstructions based on a smartphone.

SourceOptica·JournalApplied Optics·DateSep 11, 2024

Combined whole eye and face transplant

The world's first combined whole eye and face transplant has demonstrated allograft survival, including rejection-free graft survival. The transplanted eye has maintained normal pressure, good blood flow, and some remaining structure and functions in the retina. Researchers are now focused on understanding how to restore sight.

SourceJAMA Network·JournalJAMA·DateSep 9, 2024

FDA issues ‘letter of support’ encouraging use of synuclein-based biomarker, αSyn-SAA, in clinical trials in Parkinson’s and related diseases

The FDA Letter of Support recognizes the potential of αSyn-SAA to accelerate clinical trial design in Parkinson's and related disorders. This biomarker can objectively detect early biology related to these diseases, enabling research toward tailored therapies and potentially delaying or preventing disease onset.

SourceCritical Path Institute (C-Path)·JournalThe Lancet Neurology·DateSep 9, 2024

Pausing biological clock could give boost to lab-produced blood stem cells

Researchers at Iowa State University have discovered a potential breakthrough in producing lab-grown blood stem cells by pausing the initial activation of inflammatory signals. This allows for the production of hundreds of functional stem cells, which could replace bone marrow transplants for blood disorders such as leukemia and anemia.

SourceIowa State University·JournalNature Communications·TypeExperimental study·DateSep 9, 2024

Massive merger: study reveals evidence for origin of supermassive black hole at galaxy’s center

UNLV astrophysicists found evidence suggesting the supermassive black hole at the center of our Milky Way galaxy, Sgr A*, is likely the result of a past cosmic merger. The study utilized data from the Event Horizon Telescope's 2022 observation of Sgr A* to investigate various growth models and demonstrated that the misaligned spin prop...

SourceUniversity of Nevada, Las Vegas·JournalNature Astronomy·TypeObservational study·DateSep 6, 2024

Serotonin to bounce back from adversity

Researchers at UNIL find that observing others cope with trauma increases resilience and prevents pathological states. Serotonin release in the habenula brain structure is identified as the key mechanism, offering new perspectives for understanding depression and treatment.

SourceUniversity of Lausanne·JournalScience·TypeExperimental study·DateSep 5, 2024

Researchers reveal new central action target of the “weight loss miracle drug” GLP-1R agonists in mice

Researchers have identified the lateral septum as a key region in the brain that regulates feeding behavior, leading to the development of new anti-obesity strategies. The study found that GLP-1R agonists like liraglutide activate neurons in this region to suppress appetite and reduce body weight.

SourceShenzhen Institute of Advanced Technology, Chinese Academy of Sciences·JournalJournal of Clinical Investigation·TypeCommentary/editorial·DateSep 5, 2024

Gut bacteria influence responses to immunotherapy in patients with asbestos related cancer, Leicester study finds

A University of Leicester study has found that certain gut bacteria may influence whether a patient's immune system is successful in fighting mesothelioma, an aggressive form of cancer. Researchers suggest that dietary changes, such as increased fibre intake, could improve the benefits of immunotherapy for these patients.

SourceUniversity of Leicester·JournalNature Communications·TypeRandomized controlled/clinical trial·DateSep 5, 2024

New study shows cells get involved in unhealthy relationships after acute kidney injury (AKI) in mice

Researchers have identified key cellular interactions and microenvironments that contribute to the development of chronic kidney disease (CKD) after acute kidney injury (AKI) in mice. The study, published in Nature Communications, provides new insights into how damaged cells interact within disease-promoting microenvironments.

SourceKeck School of Medicine of USC·JournalNature Communications·TypeExperimental study·DateSep 5, 2024

Starting a fluorescent biosensor revolution

A novel synthetic biology platform enables rapid and cost-effective transformation of protein binders into high-contrast nanosensors for various applications. The platform uses fluorogenic amino acids to increase fluorescence up to 100-fold, enabling the detection of specific proteins, peptides, and small molecules.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Communications·TypeExperimental study·DateSep 5, 2024

Chinese Medical Journal reports on emerging trends and implications of non-communicable diseases in China

Non-Communicable Diseases (NCDs) are a major global health issue, characterized by their chronic nature and long-term impact on quality of life. In China, understanding the extent and distribution of NCDs is essential for developing effective public health strategies.

SourceChinese Medical Journals Publishing House Co., Ltd.·JournalChinese Medical Journal·TypeData/statistical analysis·DateSep 4, 2024

Sulfurous acid H2SO3 - and it does exist

Researchers at TROPOS in Leipzig have demonstrated the existence of sulfurous acid (H2SO3) under atmospheric conditions for the first time. The compound was formed through a reaction between OH radicals and dimethyl sulfide, and its stability was shown to be sufficient for half a minute under experimental conditions.

SourceLeibniz Institute for Tropospheric Research (TROPOS)·JournalAngewandte Chemie International Edition·TypeExperimental study·DateSep 3, 2024

Study combines data, molecular simulations to accelerate drug discovery

Researchers have developed a new method to increase speed and success rates in drug discovery by combining data from the Library of Integrated Network-based Cellular Signatures with targeted docking simulations. This approach can accelerate the drug research process, identifying potentially effective compounds more efficiently.

SourceUniversity of Cincinnati·JournalScience Advances·TypeComputational simulation/modeling·DateAug 30, 2024

What a submerged ancient bridge discovered in a Spanish cave reveals about early human settlement

A new study by University of South Florida geologist Bogdan Onac and colleagues has found that humans settled the western Mediterranean much earlier than previously believed. The discovery of a 25-foot submerged bridge, dated to nearly 6,000 years ago, provides compelling evidence of earlier human activity on Mallorca's island.

SourceUniversity of South Florida·JournalCommunications Earth & Environment·TypeObservational study·DateAug 30, 2024