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Search results for “Molecular Biology”

1,000+ results for "Molecular Biology"

The science behind the foldable molecular paths

Researchers at Ulsan National Institute of Science and Technology developed foldable molecular paths using zeolitic imidazolate frameworks, which can adjust size, shape, and alignment in response to temperature, pressure, and gas interactions. This technology has potential applications in creating filters that adapt to capture harmful ...

SourceUlsan National Institute of Science and Technology(UNIST)·JournalAngewandte Chemie International Edition·DateJan 6, 2025

New technique to detect brain metastases in mice using an ultra-thin light probe

A new experimental technique has developed a molecular flashlight to monitor molecular changes in the brain caused by cancer and other neurological pathologies. The technique uses vibrational spectroscopy to illuminate nerve tissue, allowing for the analysis of molecular changes caused by tumours or injuries.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalNature Methods·TypeExperimental study·DateDec 31, 2024

A new ‘molecular lantern’ detects brain metastasis in mice by inserting a probe thinner than a hair into the brain

A new technique detects brain metastasis in mice by inserting a thin probe into the brain, providing information on chemical composition. The technique uses vibrational spectroscopy and has the potential to analyze molecular changes caused by tumors or injuries without altering the brain beforehand.

SourceSpanish National Research Council (CSIC)·JournalNature Methods·TypeExperimental study·DateDec 31, 2024

Unexpected findings provide a deeper understanding of Myotonic Dystrophy Type 1

A new study provides deeper understanding of Myotonic Dystrophy Type 1 (DM1) by revealing an unexpected link between the cardiac condition and SCN5A protein. The research found that reducing fetal SCN5A expression did not correct heart defects, suggesting alternative approaches may be needed to address the condition.

SourceBaylor College of Medicine·JournalHuman Molecular Genetics·TypeExperimental study·DateOct 29, 2024

On electrostatic interactions of adenosine triphosphate–insulin‐degrading enzyme revealed by quantum mechanics/molecular mechanics and molecular dynamics

Researchers used quantum mechanics/molecular mechanics and molecular dynamics to investigate the interaction between ATP and insulin-degrading enzyme in Alzheimer's disease. The study revealed crucial information for developing IDE inhibitors against ATP interactions, potentially slowing down AD progression.

SourceHigher Education Press·JournalQuantitative Biology·TypeExperimental study·DateOct 14, 2024

What we can learn from hungry yeast cells

Scientists discovered a unique way in which yeast cells adapt to starvation by coating their mitochondria with massive molecular complexes called ribosomes. This adaptation has potential implications for cancer treatment as it may help overcome the challenges faced by cancer cells when they are starved of nutrients.

SourceEuropean Molecular Biology Laboratory·JournalNature Communications·TypeExperimental study·DateOct 8, 2024

PolyU scientists harness quantum microprocessor chips for revolutionary molecular spectroscopy simulation

Researchers at PolyU have successfully developed a quantum microprocessor chip that can simulate large-structured and complex molecules with high accuracy. The breakthrough enables scientists to tackle complicated quantum chemistry problems beyond the capabilities of classical computers.

SourceThe Hong Kong Polytechnic University·JournalNature Communications·TypeExperimental study·DateAug 20, 2024

A new mechanism for shaping animal tissues

Researchers from Max Planck Institute of Molecular Cell Biology and Genetics found a new mechanism for shaping animal tissues through collective, programmed cell behaviors. This discovery could help understand how tissues form in animals and provides a new approach to studying tissue-shaping processes.

SourceMax Planck Institute of Molecular Cell Biology and Genetics (MPI-CBG)·JournalScience Advances·TypeComputational simulation/modeling·DateAug 9, 2024

Seeing inside Alzheimer’s disease brain

Researchers have determined the structure of molecules within an Alzheimer's disease brain for the first time using cryo-electron tomography and fluorescence microscopy. This study revealed the molecular structure of tau protein and its arrangement with amyloid plaques, providing new insights into the pathology of the disease.

SourceUniversity of Leeds·JournalNature·TypeObservational study·DateJul 11, 2024

Improving safety of AI research for engineering biology

Experts at the University of Bristol have identified potential hazards in AI research for engineering biology, including inconsistencies in measurements and privacy concerns. The study proposes additional data hazard labels to describe these risks, aiming to ensure the safe development of novel biological compounds.

SourceUniversity of Bristol·JournalSynthetic Biology·TypeData/statistical analysis·DateJul 8, 2024

Guiding humanity beyond the moon: OHIO’s Nate Szewczyk and students coauthor papers published in “Nature” journals that revolutionize human space biology

A team of researchers, including OHIO's Nate Szewczyk and students, published a comprehensive package of papers in Nature journals that transform our understanding of human space biology. The studies reveal how molecular biology and precision medicine can guide humanity into more challenging missions beyond Earth.

SourceOhio University·JournalNature·TypeMeta-analysis·DateJun 20, 2024

Association for Molecular Pathology publishes evidence-based recommendations for tumor mutational burden testing

The Association for Molecular Pathology has published guidelines for tumor mutational burden (TMB) testing, aiming to standardize calculation and reporting of TMB as a predictive biomarker for immune checkpoint inhibitor therapies. These recommendations emphasize the importance of comprehensive methodological descriptions in publications.

SourceAssociation for Molecular Pathology·JournalJournal of Molecular Diagnostics·DateJun 6, 2024

Academician Chen Wei's team reveals a new mechanism of hyaluronic acid with a specific molecular weight (300-400 kDa) improving host inflammation

Researchers found that hyaluronic acid with a specific molecular weight improves host inflammation by modulating the gut microbiota and metabolites. The optimal molecular weight range of hyaluronic acid to improve host inflammation has been identified, providing new strategies for alleviating inflammation.

SourceScience China Press·JournalScience Bulletin·DateMay 24, 2024

A new ‘rule of biology’ may have come to light, expanding insight into evolution and aging

Molecular biologist John Tower proposes a new 'rule of biology,' selectively advantageous instability (SAI), which suggests that some volatility in biological components provides an advantage to cells. SAI plays a key role in evolution, allowing for genetic diversity and adaptability, and may also contribute to aging.

SourceUniversity of Southern California·JournalFrontiers in Aging·TypeLiterature review·DateMay 16, 2024

Evolutionary algorithm generates tailored “molecular fingerprints”

A team at the University of Münster developed an improved method for explaining machine predictions of chemical reactions, using mechanisms such as reproduction, mutation and selection. The algorithm creates customised molecular fingerprints that predict chemical reactions with surprising accuracy, suitable for predicting quantum chemi...

SourceUniversity of Münster·JournalChem·TypeComputational simulation/modeling·DateMay 8, 2024

UVM scientists decode exercise's molecular impact

Researchers conducted a groundbreaking study supported by the NIH Common Fund to examine the molecular effects of exercise on healthy adults and children. They discovered varied changes across the body, particularly in adrenal glands, and observed gender differences in molecular responses, especially in white fat tissue.

SourceUniversity of Vermont·JournalNature·DateMay 1, 2024

More efficient molecular motor widens potential applications

Researchers have created a more efficient light-driven molecular motor, which can be used for various applications such as controlling molecular self-assembly and creating chiral dopants in liquid crystals. The new design also enables the motor to work more efficiently in medical applications due to its longer wavelength absorption.

SourceUniversity of Groningen·JournalNature Chemistry·TypeExperimental study·DateApr 26, 2024

Gas on the run – ALMA spots the shadow of a molecular outflow from a quasar when the Universe was less than one billion years old

Researchers observed molecular gas outflow from quasar J2054-0005 using ALMA, revealing suppression of star formation in its host galaxy. The findings confirm theoretical predictions and provide strong evidence for powerful molecular gas outflows in early Universe quasars.

SourceHokkaido University·JournalThe Astrophysical Journal·TypeObservational study·DateFeb 1, 2024

How to shift gears in a molecular motor

Scientists at Linköping University have successfully developed molecular gears with controlled rotary motion, overcoming previous challenges of single bond rotation. This breakthrough paves the way for future applications in medical drug delivery and solar energy storage.

SourceLinköping University·JournalChemistry - A European Journal·TypeComputational simulation/modeling·DateJan 25, 2024

Molecular ‘super-glue’ shows promise of cancer drug discovery platform

Researchers at St. Jude Children's Research Hospital have developed a molecular glue that sticks to the cancer-related protein casein kinase 1 alpha (CK1α), leading to its destruction. The compound, SJ3149, displays broad anti-cancer activity and may have clinical utility as an alternative to conventional small molecule inhibitors.

SourceSt. Jude Children's Research Hospital·JournalNature Communications·DateJan 16, 2024

Ultrasensitive molecular sensing with synthesize complex-frequencey waves

Researchers demonstrate a new method to synthesize complex-frequency waves (CFW) to amplify molecular signals in graphene-based surface-enhanced infrared absorption (SEIRA). This approach increases the sensitivity of traditional SEIRA technologies, enabling the detection of trace molecules currently undetectable. CFWs enhance molecular...

Association for Molecular Pathology publishes best practice guidance for designing and utilizing slice testing approach for diagnostics

The Association for Molecular Pathology published a report outlining considerations for a slice testing strategy, including gene selection and quality. This approach combines the advantages of high-quality gene panels with flexibility and broad scope of exome sequencing.

SourceAssociation for Molecular Pathology·JournalJournal of Molecular Diagnostics·DateDec 20, 2023

Pushing the boundaries of eco-friendly chemical production

A team of researchers has made a significant leap forward in molecular chemistry by modifying azaarenes, unique molecular puzzle pieces crucial to many everyday products. Using photoenzymatic systems, they have discovered novel chemical reactions that were previously thought to be out of reach.

Optical and electrically driven single-molecular Raman switch

A team of scientists has developed a single-molecular Raman switch that can be controlled using both electrically driven conformational switching and optical inputs. The study demonstrates the use of near-field-enhanced techniques to manipulate molecular states, enabling highly accurate methods for nano-scale systems.