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3D genome analysis reveals secrets to antibody diversity

Researchers at the Babraham Institute have discovered that the 3D organisation of DNA in B cells allows for genes far away from each other to come together during antibody generation. This finding has implications for understanding why antibody diversity declines with age and suggests potential interventions.

SourceBabraham Institute·JournalCell Reports·TypeExperimental study·DateSep 7, 2023

Could insights from ants help people build better transportation networks?

A UCLA study found that ants' nest structures are influenced by their foraging strategies and environmental conditions, rather than evolutionary history. The researchers suggest that designing roads with dedicated lanes for trucks traveling to logistics hubs could improve traffic congestion.

SourceUniversity of California - Los Angeles·JournalPhilosophical Transactions of the Royal Society B Biological Sciences·DateSep 1, 2023

Sylvester researchers help identify mechanisms by which multiple myeloma escapes targeted immunotherapy

Researchers at the University of Miami Miller School of Medicine identified distinct genomic events responsible for resistance to anti-BCMA and anti-GPRC5D immunotherapies in multiple myeloma. Mutations in the extracellular domain of BCMA impede T-cell binding without affecting protein expression or downstream signaling.

Study: ‘Suicidal’ mechanism discovered in ion channel receptors enables the sensing of heat and pain

University at Buffalo researchers have unraveled the complex biological phenomena underlying human temperature and pain sensitivity. They found a previously unknown 'suicidal' reaction in ion channel receptors that enables them to sense heat and pain, leading to potential breakthroughs in pain management.

SourceUniversity at Buffalo·JournalProceedings of the National Academy of Sciences·DateAug 31, 2023

HKUMed uncovers a novel intercellular interplay mediated by small extracellular vesicles that opens up promising therapeutic possibilities for liver cancer

Researchers at HKUMed uncovered a novel intercellular interplay between tumour cells and endothelial cells initiated by sEV-vWF, facilitating liver cancer development and metastasis. The study suggests a potential therapeutic approach by blocking sEV-mediated tumour-endothelial communication.

SourceThe University of Hong Kong·JournalAdvanced Science·TypeExperimental study·DateAug 31, 2023

Optics and AI find viruses faster

Researchers developed an automated viral plaque assay method combining time-lapse holographic imaging and deep learning to greatly reduce detection time. This technique can aid in developing new vaccines and antiviral drugs by expediting the testing process, allowing for faster response times to virus-induced health emergencies.

SourceOptica·DateAug 31, 2023

Newly discovered fungus helps destroy a harmful food toxin

A newly discovered fungus has been found to transform the toxic compound patulin into less harmful byproducts, offering potential solutions for controlling its presence in food products. The fungus, identified as Acremonium sp., was shown to degrade patulin into desoxypatulinic acid and other compounds, which are significantly less toxic.

SourceTokyo University of Science·JournalMicrobiologyOpen·TypeExperimental study·DateAug 31, 2023

Peering into nanofluidic mysteries one photon at a time

A team of researchers has developed an innovative approach to visualize individual molecule dynamics within nanofluidic structures using super-resolution microscopy and single-photon emitters. The study reveals new insights into the behavior of liquids on a nanometer scale, opening up exciting applications in optical imaging and sensing.

SourceUniversity of Manchester·JournalNature Materials·DateAug 31, 2023

Pioneering study finds that brain tumours 'hack' the communication between neurons

A pioneering study published in Cancer Cell finds that brain metastasis alters the brain's chemistry and disrupts neuronal communication. Researchers discovered a molecule, EGR1, that may play a role in this process, paving the way for potential drug development to alleviate neurocognitive effects.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalCancer Cell·TypeExperimental study·DateAug 30, 2023

‘Thermometer’ molecule confirmed on exoplanet WASP-31b

Researchers have confirmed the presence of chromium hydride in the atmosphere of hot Jupiter exoplanet WASP-31b using high-resolution spectral observations. This detection opens the possibility of using chromium hydride as a 'thermometer' to determine the temperature and other characteristics of exoplanets.

SourceCornell University·JournalThe Astrophysical Journal Letters·DateAug 28, 2023

Scientists invent new way to sort cells by type using light

Researchers have developed a new way to sort cells by type using light-based stimulated Raman spectroscopy, offering a label-free and nondestructive approach for various biomedical applications. The technique enables the separation of cells based on their intracellular chemical composition in high-throughput manner.

SourceOptica·DateAug 25, 2023

Bees from the time of the pharaohs found mummified on the Southwest Coast of Portugal

A new study has discovered hundreds of mummified bees from the time of Pharaoh Siamun, which have provided valuable insights into the decline of bee populations. The bees were found in a fossilized state on the southwest coast of Portugal and preserved the smallest anatomical details, including sex and pollen supply.

SourceFaculty of Sciences of the University of Lisbon·JournalPapers in Palaeontology·DateAug 24, 2023

Mount Sinai researchers find Asian Americans to have significantly higher exposure to “toxic forever” chemicals

Researchers from Mount Sinai found that Asian Americans have a significantly high exposure to PFAS, with median exposure scores 89% higher than non-Hispanic whites. The study used advanced data science methods to account for complex exposure sources and heterogeneity across different groups.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalEnvironmental Science & Technology·DateAug 24, 2023

Adding immunity to human kidney-on-a-chip advances cancer drug testing

A new immune-infiltrated human kidney organoid-on-chip model enables the assessment of on-target, off-tumor effects of immunotherapeutic T cell bispecific antibody drugs. The study's findings provide important insights into which cells are targeted by a given TCB and what, if any, off-target damage arises.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 23, 2023

UT Health San Antonio, 7 collaborators garner $46 million from NIH to move discoveries into practice

The University of Texas Health Science Center at San Antonio will leverage the funding to translate scientific discoveries into therapeutic benefits, with a focus on reducing health disparities among Mexican Americans, active military personnel, and veterans. The research aims to push ideas along toward national application in the clin...

Diabetes Magazine Paper of the Month features Pennington Biomedical research demonstrating the link between exercise and improved pancreatic function and insulin secretion

A recent study by Pennington Biomedical Research Center identifies GDF15 as a protein that acts as a cellular signal to enhance insulin secretion. High-intensity exercise training in patients with type 2 diabetes was found to have elevated levels of GDF15, associated with improved glycemic control.