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Bioengineering breakthrough increases DNA detection sensitivity by 100 times

Researchers at the University of Massachusetts Amherst have developed a new method for DNA detection that is 100 times more sensitive than traditional methods. This breakthrough enables fast and accurate disease diagnosis, reducing wait times for lab processing from days to minutes.

SourceUniversity of Massachusetts Amherst·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 3, 2023

CARB-X is funding a University of Melbourne research team to develop an oral therapeutic to treat drug-resistant community-acquired bacterial pneumonia

A University of Melbourne research team is developing an oral therapeutic to restore the activity of common antibiotics used to treat community-acquired bacterial pneumonia. The project aims to combat antibiotic-resistant bacteria and reduce healthcare costs, with potential applications in low- and middle-income countries.

An ancient anti-cancer mechanism: DISE

Researchers at Northwestern University identified a new evolutionarily conserved RNAi-based form of cell death called Death Induced by Survival gene Elimination (DISE), which targets essential survival genes in cancer cells. This mechanism is ancient and effective against all cancers tested.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateOct 3, 2023

Revolutionizing lymphedema care: new lymphedema-on-chip platform holds promise

Researchers created a tiny 3D cell culture model that mimics the function of lymphatic vessels to explore how inflammatory substances affect the lymphatic system. They found that certain cytokines cause cells to tighten their junctions, leading to reduced fluid drainage and swelling. Inhibiting a protein called ROCK2 reversed lymphedem...

SourceBoston University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 3, 2023

Scientists identify evolutionary gateway helping pneumonia bacteria become resistant to antibiotics

Researchers at the University of Sheffield have discovered a genetic scar that enables pneumonia-causing bacteria to become resistant to antibiotics. The study found that mutations in the pde1 gene act as an evolutionary gateway for this resistance, threatening patient treatment and highlighting the need for control measures.

SourceUniversity of Sheffield·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 2, 2023

Researchers uncover why a gene mutant causes young children to have strokes

Researchers discovered that a mutation in the gene ACTA2 causes moyamoya disease and strokes in young children. The mutation leads to dysfunctional smooth muscle cells in arteries, resulting in blockages and increased risk of stroke. Understanding this mechanism could lead to new treatments for moyamoya disease.

SourceUniversity of Texas Health Science Center at Houston·JournalNature Cardiovascular Research·DateSep 28, 2023

Learning critical Black history can change white perspectives on racism in health care

A UCLA study found that exposure to critical Black history can contribute to white people's recognition of health disparities faced by Black Americans and lead to support for policies aimed at equity. The study also found that perspective-taking, regardless of instruction, leads to greater recognition of racism in healthcare.

SourceUniversity of California - Los Angeles·JournalJournal of Experimental Psychology General·DateSep 28, 2023

NTU Singapore scientists discover how human cells distribute and maintain their cholesterol levels, aiding in the understanding of cardiovascular and Alzheimer's diseases

Researchers identified key proteins regulating cholesterol distribution within cells, including OSBP1, ORP92, and GRAMD1s. This discovery sheds light on the critical mechanisms underlying cellular cholesterol distribution, offering insights into various health conditions.

SourceNanyang Technological University·JournalNature Communications·TypeRandomized controlled/clinical trial·DateSep 28, 2023

Experts present pioneering vision on reducing brain disorders by 2050

A special supplement presents insights on neurodegenerative diseases, including Alzheimer's and Parkinson's, affecting 55 million people worldwide. Researchers explore novel molecular pathways and therapeutic approaches, such as acupuncture therapy, to alleviate the burden of brain disorders.

SourceIOS Press·JournalJournal of Alzheimer’s Disease·TypeSystematic review·DateSep 28, 2023

Study sheds new light on strange lava worlds

A new study reveals that magma oceans on rocky exoplanets can affect their size, evolutionary path, and mantle structure. The research found that these ocean's compressible nature can make lava-rich planets denser than solid planets of similar size.

SourceOhio State University·JournalThe Astrophysical Journal·TypeObservational study·DateSep 26, 2023

Rivers contain hidden sinks and sources of microplastics

Researchers found an average of 41 microplastic particles per square meter per day settled from the atmosphere, while sediment samples contained denser particles with higher population densities. The study suggests clothing is likely the prominent source of microplastics to the Ganges River system.

SourceUniversity of Plymouth·JournalScience of The Total Environment·TypeMeta-analysis·DateSep 25, 2023

People with long COVID have distinct hormonal and immune differences from those without this condition

Researchers identified specific blood biomarkers that can accurately identify patients with long COVID, revealing distinct immune and hormone function differences. The study also found abnormal T cell activity, reactivation of latent viruses, and reduced cortisol levels in patients with long COVID.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNature·TypeRandomized controlled/clinical trial·DateSep 25, 2023

Researchers at UMass Amherst show how a small strand of RNA is key to fighting cancer

Researchers at UMass Amherst have identified a small strand of microRNA called let-7 as crucial in governing the formation of cellular memories that enable T-cells to recognize and attack tumor cells. This discovery offers new insights into how vaccines work and could lead to improved cancer therapies by boosting cellular memory.

SourceUniversity of Massachusetts Amherst·JournalNature Communications·DateSep 25, 2023

Two-of-a-kind strike oil

Researchers at Kyoto University have discovered two novel yeast species with high oil-forming potential, which could be used to produce alternative biofuels and reduce CO2 emissions. The study also explores the relationship between climate and microbial ecology in Shiga Prefecture.

SourceKyoto University·JournalINTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY·TypeExperimental study·DateSep 25, 2023

Exploring the existence of life at 125°F

Researchers investigate protists in Lassen Volcanic National Park's hot and acidic geothermal lake to gain insight into their evolution and genome biology. They aim to understand how these organisms adapted to survive in extreme environments, which could expand the understanding of life's potential habitats.

SourceSyracuse University·JournalNature Communications·DateSep 25, 2023

College of Medicine – Tucson researchers tackle immune rejection of biomedical implants

A team of researchers identified a protein called RAC2 that appears to drive the foreign body response, which causes the body to reject biomedical implants. Suppressing production of this protein could reduce the risk of implant rejection and improve the design and safety of implants.

SourceUniversity of Arizona Health Sciences·JournalNature Biomedical Engineering·TypeRandomized controlled/clinical trial·DateSep 25, 2023

Insilico Medicine and University of Cambridge present new approach to discover targets for Alzheimer’s and other diseases with protein phase separation

Researchers identified potential therapeutic targets for Alzheimer's disease and other conditions using a new approach combining AI-driven target identification with protein phase separation analysis. The study provides insights into the role of protein phase separation in human disease and its potential as a therapeutic target.

SourceInSilico Medicine·JournalProceedings of the National Academy of Sciences·DateSep 25, 2023

New target to beat cancer drug resistance

University of Queensland researchers have identified a novel molecule that could overcome cancer drug resistance and prevent tumour regrowth in cancer patients. The newly discovered molecule is not currently a target for treatment, opening the potential for new drug development to combat this major cause of death in cancer patients.

SourceUniversity of Queensland·JournalDrug Resistance Updates·TypeExperimental study·DateSep 21, 2023