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How old are your bones?

Researchers developed a 'Skeletal Age' metric to assess impact of fractures on mortality, revealing a loss of one to seven years of life depending on gender, age, and bone site. The online calculator measures bone fragility to help doctors and patients understand fracture risks.

SourceUniversity of Technology Sydney·JournaleLife·TypeData/statistical analysis·DateMay 15, 2023

Mass General Brigham investigators identify new genetic variant protective against Alzheimer's disease

Researchers discovered a new genetic variant in the Reelin gene that provides protection from Alzheimer's disease. The variant was identified through clinical assessments, genetic and molecular studies, and neuropathological analysis of two patients with a similar genetic predisposition to developing early-onset Alzheimer's disease.

SourceMass General Brigham·JournalNature Medicine·TypeExperimental study·DateMay 15, 2023

New algorithm can predict diabetic kidney disease

Researchers developed a computational approach to predict diabetic kidney disease using DNA methylation markers from a blood sample. The model can use this information to assess current and future kidney function, enabling early detection and prevention of kidney disease in people with type 2 diabetes.

SourceSanford Burnham Prebys·JournalNature Communications·DateMay 15, 2023

Researchers discover brain circuit underlying spontaneous synchronized movement of individuals in groups

A team of Virginia Tech scientists has identified a brain pathway responsible for synchronized movement in individuals, including mice, without rehearsal. The study provides an underlying mechanism for coordinating group behavior, which is essential for understanding social communication in humans and developing therapies for ADHD, ASD...

SourceVirginia Tech·JournalBiological Psychiatry·TypeExperimental study·DateMay 14, 2023

NTU Singapore scientists discover why wavy wounds heal faster than straight wounds

Researchers at Nanyang Technological University found that cells near wavy shaped wounds moved in a swirling manner, while those near straight wounds moved in straight lines. This discovery reveals that the swirling motion is crucial for gap-bridging and accelerates wound healing in wavy wounds.

SourceNanyang Technological University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMay 14, 2023

Rensselaer researcher uses artificial intelligence to discover new materials for advanced computing

A Rensselaer researcher has used artificial intelligence to discover novel van der Waals (vdW) magnets with large magnetic moments. These two-dimensional vdW magnets have the potential to advance science and technology in data storage, spintronics, and quantum computing.

SourceRensselaer Polytechnic Institute·JournalAdvanced Theory and Simulations·TypeComputational simulation/modeling·DateMay 11, 2023

The search for the origin of a rare tumor points to a poorly studied mechanism as a new would-be hot topic in cancer research: ‘succinylation’

Scientists at CNIO identify succinylation as a poorly studied mechanism in cancer research; mutated DLST protein prevents succinylation, leading to pseudohypoxia and tumor growth. Succinylation is crucial for protein function and may be linked to various diseases.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalCancer Communications·TypeExperimental study·DateMay 9, 2023

New research sheds light on how human vision perceives scale

Researchers from Aston University and the University of York discovered new insights into how the human brain makes perceptual judgments of the external world. They found that humans can exploit 'defocus blur' to infer perceptual scale, but this process is crude and more heuristic than metrical analysis.

SourceAston University·JournalPLOS ONE·TypeComputational simulation/modeling·DateMay 9, 2023

A key biological pathway for multiple sclerosis is uncovered by Mount Sinai researchers

Researchers at Mount Sinai have discovered a previously unknown way in which the brain and immune system interact in multiple sclerosis. They found that the inflammatory protein interleukin-3 (IL-3) coordinates this communication, inciting the recruitment of immune cells to the brain and exacerbating brain inflammation.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalImmunity·TypeExperimental study·DateMay 8, 2023

School of Science researchers use AI to innovate insect discovery

A team of IUPUI researchers has developed an AI-powered approach to classify insect species, tackling the challenge of discovering new species. The method uses deep hierarchical Bayesian learning to distinguish between known and unknown species, providing insight into their taxonomy and ecosystem impacts.

SourceIndiana University-Purdue University Indianapolis School of Science·JournalMethods in Ecology and Evolution·TypeComputational simulation/modeling·DateApr 27, 2023

How dormant bacteria come back to life

Researchers at Harvard Medical School discovered a new cellular sensor that allows dormant bacteria to detect nutrients and quickly spring back to life. This breakthrough could inform the design of ways to prevent dangerous bacterial spores from lying dormant for months before waking up again and causing outbreaks.

SourceHarvard Medical School·JournalScience·TypeExperimental study·DateApr 27, 2023

Existing drugs prevent Alzheimer’s disease-related cognitive impairment in mice, new research at the Lewis Katz School of Medicine at Temple University shows

Researchers at Temple University Health System found that carbonic anhydrase inhibitors reduce inflammation, restore cell function and prevent cognitive impairment in mice with amyloid buildup. CAIs also improved cerebrovascular health and enhanced amyloid-clearing capacity.

SourceTemple University Health System·JournalAlzheimer s & Dementia·DateApr 26, 2023

HKUMed finds global prevalence of H. pylori infection steadily declining over 40 years Combination of antibiotics in treating H. pylori could alter the virus community in the gut

The study found that the global prevalence of H. pylori infection declined from 58.2% in 1980-1990 to 43.1% in 2011-2022, with a decline of about 0.39-0.83% per year. Despite this decline, over 40% of the adult population still carries the infection, posing a significant burden on healthcare systems worldwide.

SourceThe University of Hong Kong·JournalThe Lancet·TypeExperimental study·DateApr 24, 2023

Scientists create powerful, most-accurate tools to research deadliest blood cancer, study says

Researchers at The Mount Sinai Hospital have created versatile disease models of acute myeloid leukemia (AML), allowing for accurate study of the cancer's progression and response to drugs. These models, derived from induced pluripotent stem cells, can mimic different stages of AML and are nearly identical to those found in patients.

Researchers discover how some brain cells transfer material to neurons in mice

Researchers at UC Davis discovered how oligodendrocyte-lineage cells transfer cell material to neurons in the mouse brain, providing a new mechanism for understanding brain maturation and finding treatments for neurological conditions. This discovery opens new possibilities for treating neurodegenerative diseases like Alzheimer's and P...

SourceUniversity of California - Davis Health·JournalJournal of Experimental Medicine·DateApr 17, 2023

Mount Sinai researchers discover novel receptors for SARS-CoV-2 and their age-dependent expression, providing new insights for public health

Researchers identified potential novel receptors for SARS-CoV-2 that utilize multiple receptors to facilitate its life cycle. The study reveals a strong correlation between tissue age-dependency and SARS-CoV-2 infection-induced receptor expression, with older adults being more susceptible to severe outcomes.