Articles tagged with Basic Research
A new study published in npj Antimicrobials and Resistance found that pathogenic bacteria E. coli and A. baumannii employ shared and unique mechanisms to acquire resistance to antibiotics ciprofloxacin and GP6. The researchers developed a method to track the acquisition of drug resistance using whole genome sequencing, which revealed t...
The study reveals insights into topological materials by visualizing the motion of coupled pendula, reproducing behaviors of electrons in periodic systems. The researchers directly measure Bloch oscillations and Zener tunneling phenomena, previously impossible to observe in quantum systems.
Researchers found a brainstem region that regulates breathing rhythm, ensuring breathing remains dominant over speech. The circuit also involves premotor neurons in the hindbrain region called the retroambiguus nucleus (RAm), which are activated during vocalization.
Researchers at HKU discovered how DNA copying machine passes on epigenetic information to maintain gene traits. They found a chaperone complex FACT that interacts with parental histones during replication, ensuring faithful propagation of epigenetic info.
Researchers at Johns Hopkins Kimmel Cancer Center and University School of Medicine developed an algorithm, REAL-FAST, to identify high-risk precancerous lesions on the fallopian tubes. The test accurately detected cancer 95.8% of the time and correctly ruled out cancer 97.1% of the time.
A new reflex of the vagus nerve helps counteract restricted breathing, while a rare cell type detects airway closure and relays the signal. The discovery provides valuable insight into how the brain and body are connected to monitor and modulate respiration.
Researchers discovered charge fractionalisation in an iron-based metallic ferromagnet using laser ARPES spectroscopy, revealing collective excitations and quasiparticles. The study challenges fundamental quantum mechanics by showing electrons can behave as independent entities with fractionally charged pockets.
The lack of standardized controls in lifespan studies leads to misleading outcomes and makes it difficult to compare results. Researchers propose solutions for quality control by checking inter- and intra-study consistency of lifespan data.
Researchers at John Innes Centre used cryo-EM to visualize the structural architecture of chloroplast RNA polymerase and build a detailed atomic model. The study reveals new insights into transcription, a fundamental step in making photosynthetic proteins, and how these proteins interact with DNA and mRNA.
Researchers discovered a group of common microbes that work together to decompose flesh, allowing for accurate time-of-death estimates. A predictive model based on microbial activity demonstrated high accuracy in predicting time of death within three calendar days.
Researchers have detected tellurium in a kilonova afterglow, indicating that neutron star mergers can create rare heavy elements. This discovery sheds light on the formation of elements heavier than iron and provides new insights into the universe's chemical composition.
Researchers developed a deep learning algorithm to remove probe effects from AFM images, enabling the resolution of material features smaller than the probe's tip. This breakthrough allows for accurate three-dimensional surface profiles, crucial for nanoelectronics development and scientific studies.
A UC Riverside-led study has devised a way to make large quantities of the Membrane protein, which plays a crucial role in how SARS-CoV-2 acquires its spherical structure. The researchers found that when the M protein interacts with the membrane, it coaxes the membrane to curve, leading to the virus's characteristic shape.
Scientists explored desiccation tolerance in mosses, tracing 450 million years of plant evolution. They found closely related species use similar pathways to coordinate dehydration but differ in rehydration management.
A study by 50 experts reveals five cutting-edge biomedical engineering advances with significant applications in medicine, including precision engineering, on-demand tissue engineering, and advanced brain interface systems. These advances aim to transform the practice of medicine, impacting various conditions and diseases.
Scientists at UCSF discovered a new way to test for autism by measuring how children's eyes move when they turn their heads. Children with severe autism have an unusual form of the vestibulo-ocular reflex, which can be measured with a simple eye-tracking device.
Stanford researchers have successfully accelerated and steered electrons at the microchip scale using silicon dielectric laser accelerators. This breakthrough enables the creation of tiny linear accelerators that could rival larger systems, with potential applications in medical treatments such as targeted cancer therapies.
Scientists directly visualize the neutral products of hydronium-hydroxide neutralization, observing two electron-transfer mechanisms and a proton-transfer channel. The study provides insights into quantum dynamics of this fundamental reaction.
Scientists at STAR collaboration observe magnetic field's impact on charged particles, providing new insight into quark-gluon plasma's electrical conductivity. The findings give scientists a way to study QGP's fundamental properties, shedding light on the universe's most powerful magnetic fields.
A new mouse study has uncovered the neural connections that help shape decisions, finding sequential groups of neurons activated and suppressed to reinforce a choice. The research combines structural, functional, and behavioral analyses to explore how neuron-to-neuron connections support decision-making in the brain.
Researchers at MIT have observed a rare electronic state in which electrons become fractions of their total charge without the need for external magnetic fields. This effect, known as the fractional quantum anomalous Hall effect, has significant implications for the development of topological quantum computing.
A UNLV-led research team has made groundbreaking discoveries about how cells detect and destroy disease-causing proteins using complex nanomachines called cullin-RING ligases. The findings may accelerate drug discovery studies and provide insights into human disease.
A recent study used AI trained on cell-to-cell communication networks to predict drug responsiveness in immunotherapy for cancer. The model demonstrated high accuracy in analyzing samples from 700 patients with four types of cancer, identifying key communication pathways related to responsiveness and resistance.
HKU Engineering researchers developed a groundbreaking quantum sensing technology using neuromorphic vision sensors, improving speed and resolution in widefield sensing. This breakthrough holds potential for various applications in fields like monitoring dynamic processes in biological systems.
S100A11 plays a specific role in the initiation of focal adhesion site disassembly, rather than the disassembly process itself. The protein is recruited to adhesion sites through a force-dependent mechanism involving non-muscle myosin II-driven stress fiber contraction and intracellular Ca2+ influx.
Researchers at University of California - San Francisco have developed a precise map of what is happening in the brain’s auditory cortex when someone hears a melody. The study found that some aspects of music are entwined with how we understand speech, while other important aspects stand alone. The brain uses two sets of neurons to ass...
A new study using computational models suggests that a subduction zone below the Gibraltar Strait will migrate into the Atlantic, contributing to an Atlantic ring of fire. This process, called subduction invasion, is expected to happen in approximately 20 million years.
A Cornell University study found that female lab mice behave differently from their male counterparts when placed in large outdoor enclosures. Unlike males, females often avoid each other and do not form hierarchical structures, instead interacting randomly with other females.
Researchers at ISTA developed a novel 'Flash and Freeze-fracture' technique to analyze brain region communication. The method reveals that neurons in the medial habenula exhibit unusual behavior, contradicting general understanding, and provides insights into protein localization and synapse strengthening.
Scientists at the University of California, Riverside, have identified 898 RNA-dependent proteins in the deadliest human malaria parasite, Plasmodium falciparum. These findings could lead to novel therapeutic targets against malaria and highlight the importance of RNAs in biological pathways in the parasite.
Researchers used a Compton camera, originally designed for astronomy, to capture the polarization of gamma rays emitted from atomic nuclei. This revealed the internal structure of the atomic nuclei and significantly reduced uncertainties in determining spin and parity.
The new advisory highlights the dramatic advances in understanding and treatment of cardiovascular diseases over the past century. These advancements have saved millions of lives and reduced heart disease death rates by more than half since 1950.
Researchers identified blood proteomic markers associated with hepatocellular carcinoma (HCC) in patients with cirrhosis. The study found a set of biomarkers, including TGF-β driven mechanistic biomarkers and Myostatin and Pyruvate Kinase M2, which may stratify risk for HCC.
Researchers developed a UV-sensitive tape that can transfer 2D materials like graphene with ease, reducing damage and increasing efficiency. The new technology allows for flexible plastics to be used in device substrates, expanding potential applications.
A novel drug principle has been successfully tested in a mouse model and brain organoids of ALS patients, preventing cell death and improving motor abilities. The discovery of the TwinF interface inhibitor FP802 offers a promising path for fighting ALS and could lead to the development of effective treatments.
The American Heart Association's PREVENT risk calculator will be evaluated among diverse populations to assess its accuracy and fairness. The research aims to ensure that the tool provides accurate risk predictions for people from various racial, ethnic, and socioeconomic backgrounds.
A new universal figure-of-merit for thermophotovoltaic (TPV) devices has been introduced to assess performance and balance power density and efficiency. This metric enables the classification of previously reported experimental results, providing a clear picture of TPV device overall performance.
Researchers develop epigenetic clocks based on regional disorder of DNA methylation patterns, identifying common responses and critical differences from canonical clocks. These findings suggest a fundamental decoupling of epigenetic aging processes.
Researchers at ISTA have discovered the composition of poxviral cores, a key factor in their infectivity. The study's findings could lead to the development of new therapeutics targeting the viral core.
The EIC is a unique facility that will collide high-energy polarized electrons with protons or heavier ions, revealing the structure and properties of atomic nuclei. France's National Center for Scientific Research and U.S. Department of Energy have signed a Statement of Interest to strengthen their joint interest in advancing fundamen...
Researchers at MSK Cancer Center have developed a way to speed up the development of nerve cells in the lab, mirroring the human brain's maturation process. By inhibiting an epigenetic barrier, scientists can accelerate the study of neurodegenerative diseases like Parkinson's and Alzheimer's.
Researchers found an adaptive increase in cerebellum size in fossil vertebrates, enabling powered flight. The study combined PET scans with fossil data, revealing increased brain activity in the cerebellum and optic flow pathways during flight.
A recent study published in Nature Plants reveals that O-glycosylation of the transcription factor SPATULA promotes Arabidopsis style development. The experimental study sheds new light on the mechanisms underlying plant organ symmetry.
Patricia Saputo donates $5 million to University of Ottawa's Telfer School of Management for a new endowed chair in family enterprise, aiming to develop best practices and empower next-generation families. The gift will support long-term research projects and training programs to navigate generational transitions and market changes.
Groundbreaking research reveals key insights into plant-AM fungi interactions, including the roles of two proteins, CKL1 and CKL2, which control lipid flow essential for fungal survival. This symbiosis could lead to advances in agricultural sustainability and crop resilience.
Researchers have developed a new approach to monitor ultrafast charge motion in strongly correlated solids, demonstrating phase transitions within femtoseconds. The technique offers sub-cycle temporal resolution and opens up new avenues for investigating ultrafast phenomena in correlated materials.
Researchers have unraveled the activation mechanism of GBP1, a protein that encapsulates bacterial pathogens with an antimicrobial coat. The study reveals how GBP1 forms a protein coat around invaders, destroying their membrane and preventing multiplication.
Scientists have discovered a new path to overcome the significant challenge of creating efficient green LEDs. By utilizing cubic III-nitride materials with an innovative aspect ratio phase trapping technique, researchers have successfully synthesized a green-emitting layer achieving up to 32% internal quantum efficiency.
Researchers discovered that a specific phase of neck motor neuron activation in roundworms adjusts their trajectory toward higher salt concentrations. This finding highlights the neural mechanisms underlying navigation and sensory-motor integration, shedding light on how even simple animals adapt to environmental changes.
Researchers have revealed CD4+ T cells can work effectively on their own to control melanoma, challenging conventional understanding. Harnessing their potential therapeutically holds great promise for improving current cancer immunotherapies.
Researchers have developed a new technique that provides a previously unattainable view of the mechanical properties inside the cell nucleus. The study reveals the peculiar dynamic structural features in living cells, which appear to be crucial for cell function.
The study explores the impact of light conditions on plant hydraulic conductance and water demands, revealing adaptive strategies for improved crop productivity. Shaded leaves exhibit higher water-use efficiency due to reduced transpiration, offering insights into optimizing agricultural practices.
A new experiment could test whether relatively large masses have a quantum nature, resolving the question of whether quantum mechanics works at a larger scale. The proposed experiment exploits the principle of measurement-induced collapse to observe changes in motion.
A special Journal of Intensive Medicine issue explores the latest research findings on ICU infections, prevention strategies, and innovative approaches to sepsis management. The studies shed light on key challenges and advancements in critical care, highlighting the need for personalized treatment methods.
A UC Riverside research project will focus on changes in the gene network that specify early intestinal precursor cells in nematodes like Pristionchus pacificus. Gene networks describe how genes turn each other on and off, and changes in these networks can lead to diseases such as cancer.
Focused ion beam technology has numerous applications in material processing, microelectronics, and life sciences. The instrument uses a finely focused ion beam for nanoscale analysis, prototype creation, and material modification.
A $2.8M NIH grant will help unravel the mysteries of disease-causing DNA folding errors, with researchers exploring the 'folding mechanisms' implicated in certain genetic disorders and cancers. The study aims to develop an artificial version of the DNA compaction system, also known as synthetic biology.
Researchers found a shared genetic trait that predicts a higher risk of small lung vessel disease and its severe form, pulmonary arterial hypertension. This discovery could lead to personalized treatments for patients with limited oxygen response.
Researchers have mapped hundreds of pig genes and identified similarities with humans, shedding light on disease development and potential treatments. The study paves the way for targeted medicines and more precise gene editing in pigs.
The report highlights key applications and pathways to commercialization for emerging PV technologies, including new materials and device concepts. It also discusses strategies to exceed current limits in solar PV energy conversion and challenges facing efforts to scale up globally.