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Scientists at IOCB Prague are developing a new generation of DNA tests for a wide range of applications

Scientists at IOCB Prague have developed two new types of catalytic DNA molecules that can reveal target molecule presence through fluorescence or color. The research uses directed evolution to discover novel fluorescent and colorimetric deoxyribozymes, with potential applications in diagnostic tests.

A kissing bug humans do not want to canoodle

Researchers identified a kissing bug in Delaware with the Chagas disease-causing parasite Trypanosoma cruzi. Entomologists confirmed the insect's presence and found it was infected with the parasite, which can lead to serious heart problems if left untreated.

SourceUniversity of Delaware·JournalAmerican Journal of Tropical Medicine and Hygiene·DateJun 26, 2024

Slipping a note to a neighbor: The cellular way

Researchers from PSI and ETH Zurich studied connexin-36 gap junction channels and found that antimalarial drug mefloquine binds to the channels, potentially explaining its severe side effects. The study provides new insights into how drugs interact with connexins and may lead to the development of therapies for neurological diseases.

SourcePaul Scherrer Institute·JournalCell Discovery·TypeExperimental study·DateJun 26, 2024

A model of Collaborative Ethics to guide translational research from fundamental discoveries to real-world applications

The Collaborative Ethics model, developed by Jeantine Lunshof and Julia Rijssenbeek, aims to address ethical implications of emerging technologies from fundamental discoveries. By integrating philosophical and ethical reassessment into research processes, the model facilitates decision points for researchers and ethicists.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Methods·TypeCommentary/editorial·DateJun 25, 2024

Research in cognitive aging and age-related memory loss boosted through renewed $4,626,500 funding of Innovator Awards

The American Federation for Aging Research (AFAR) has received renewed funding of $4,626,500 from the McKnight Brain Research Foundation to support scientists pursuing groundbreaking studies in cognitive aging. The funding will support high-risk/high-gain research proposals that may yield transformative discoveries.

Fewer GP appointments and the COVID lockdown have exacerbated declining continuity of care in English general practices

A study analyzing data from 6,010 English practices between 2018 and 2022 found that the national average dropped from 29.3% to 19% of patients able to see a preferred doctor. Practices with more doctors and higher same-day appointment rates showed slower declines in continuity.

SourceUniversity of Leicester·JournalThe Annals of Family Medicine·TypeData/statistical analysis·DateJun 25, 2024

Breakthrough research uncovers hidden phenomena in ultra-clean quantum materials

Researchers have discovered unusual transport phenomena in ultra-clean SrVO3 samples, contradicting long-standing scientific consensus. The study's findings challenge theoretical models of electron correlation effects and offer insights into the behavior of transparent metals.

3D maps of diseased tissues at subcellular precision

A platform called Open-ST enables scientists to reconstruct gene expression in cells within a tissue in three dimensions, capturing molecular and (sub)cellular structures. The platform was used to study cell types at subcellular resolution in tissues from mice brains, tumor tissue, and healthy lymph nodes, providing insights into cance...

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalCell·TypeComputational simulation/modeling·DateJun 24, 2024

Blast from the past

Researchers have discovered a new source of resistance to the devastating wheat blast disease, leveraging a gene that also protects against powdery mildew. The Pm4 gene, found in European wheat varieties, confers dual protection against the pathogen and its effector molecule AVR-Rmg8.

SourceJohn Innes Centre·JournalNature Plants·TypeExperimental study·DateJun 20, 2024

Old drugs new tricks

Researchers have identified a potent and unique way to kill drug-resistant bacteria using a repurposed compound called LEI-800. The compound targets the bacterial enzyme DNA gyrase, which is essential for bacterial growth and has not been targeted by existing antibiotics.

SourceJohn Innes Centre·JournalNature Chemistry·TypeExperimental study·DateJun 20, 2024

Wild chimpanzees seek out medicinal plants to treat illness and injuries

Chimpanzees have been observed seeking out specific plants with medicinal properties to treat their ailments, and further pharmacological testing has confirmed the presence of anti-inflammatory and antibiotic compounds. These findings highlight the importance of studying animal behavior in discovering new medicines.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateJun 20, 2024

Research to enable cheaper and safer battery storage

Researchers developed a unique electrochemical ultrasonic force microscopy (EC-UFM) technique to observe sodium-ion battery interfaces during operation. The new method guides passivating layer formation, preserving charge carrier transport and enhancing battery performance.

SourceLancaster University·JournalApplied Physics Reviews·TypeExperimental study·DateJun 20, 2024

Researchers achieve practical 3D tracking at record-breaking speeds

Researchers have developed a new 3D method for fast-moving object tracking at unprecedented speeds, with potential applications in autonomous driving, industrial inspection and security surveillance. The approach uses single-pixel imaging to calculate the object's position in real-time, reducing data storage and computational costs.

SourceOptica·JournalOptics Letters·DateJun 20, 2024

CWRU researcher, interdisciplinary team discover breakthrough on body’s adaptation to COVID-19

Researchers from CWRU and NJIT have made a significant breakthrough in understanding how the body adapts to COVID-19 infection. The study suggests a potential link between elevated hemoglobin levels and the body's response to the virus, shedding light on the enigmatic phenomenon of silent hypoxemia.

SourceCase Western Reserve University·JournalBiological Cybernetics·TypeData/statistical analysis·DateJun 18, 2024

How targeted nutrients can fight cancer

Researchers discovered a new way to effectively treat melanoma using nutrients to reactivate suppressed metabolic pathways in cancer cells. The innovative treatment, involving tyrosine nanomicelles, showed promising results in mice and lab-derived human cells, inhibiting tumour growth and reducing glycolysis.

SourceUniversity of Technology Sydney·JournalNature Nanotechnology·TypeExperimental study·DateJun 17, 2024

Finding hidden genetic treasure: Study uncovers untapped diversity in historic wheat collection

A decade-long study has discovered a vast untapped genetic potential in modern wheat varieties, revealing that at least 60% of the genetic diversity found in a historic collection is unused. This discovery provides an unprecedented opportunity to improve modern wheat and sustainably feed a growing global population. The study used a cr...

SourceJohn Innes Centre·JournalNature·TypeExperimental study·DateJun 17, 2024

A million light years and still going

Scientists at Case Western Reserve University have discovered that the rotation curves of galaxies remain flat for millions of light years, defying expectations and challenging traditional understanding of cosmology. This finding suggests that dark matter may not exist or that alternative gravity theories could explain this phenomenon.

SourceCase Western Reserve University·JournalThe Astrophysical Journal Letters·TypeComputational simulation/modeling·DateJun 17, 2024

Fasting primes the immune system’s natural killer cells to better fight cancer, new study in mice finds

A new study finds that periods of fasting can reprogram the immune system's natural killer cells to better fight cancer. The research suggests that fasting may help improve immune responses and make immunotherapy more effective by training NK cells to survive in the tumor environment and produce more cytokines.

SourceMemorial Sloan Kettering Cancer Center·JournalImmunity·TypeExperimental study·DateJun 14, 2024