Articles tagged with Signaling Networks
Researchers at UC San Diego describe the underlying signaling pathway that causes PAH and a novel monoclonal antibody therapy that blocks abnormal blood vessel formation. The study reveals two opposing roles of NOTCH ligands and opens a door to a potentially new treatment for PAH.
Researchers found that salicylic acid and jasmonic acid increase in response to fungal infection, increasing plant resistance without negatively affecting growth. High levels of both hormones make trees more resistant to fungal attack.
Research suggests that EMFs can cause Alzheimer's disease by building up calcium levels in brain cells. This increase leads to changes in the brain, which develop conditions for Alzheimer's. The study highlights the importance of reducing EMF exposure to prevent or delay the onset of Alzheimer's.
Researchers at Tokyo University of Science identify brain regions and signaling pathways involved in fear extinction via delta receptor activation. The study suggests a potential therapeutic agent for post-traumatic stress disorders by suppressing fearful memories.
A study published in Nature Communications found that BMP9 treatment restored capillary density and improved alveolarization in mice with ACDMPV. The treatment showed promise for improving care for BPD and CDH, two conditions that also affect lung development.
Research reveals extracellular vesicles facilitate coordinated responses among pathogenic fungal cells, enabling them to overcome host defenses. The discovery could lead to the development of more effective therapies to combat fungal infections.
A U-M study defines how a cytokine and fatty acid combination triggers ferroptosis, a type of cell death previously studied with synthetic molecules. This natural mechanism could make immunotherapy treatments more effective, particularly for cancers where the treatments currently work for only about 30% of patients.
A new study by Chinese Academy of Sciences researchers identifies follicle-stimulating hormone (FSH) as the major pathogenic factor driving Alzheimer's disease in women. FSH increases during menopause and activates a critical pathway, leading to AD pathology.
Researchers have discovered a molecular signaling pathway associated with osteoarthritis (OA) pain, which plays a crucial role in producing and transmitting pain signals. By blocking this pathway, the study shows promise for developing new, effective pain treatments for human OA sufferers.
Researchers at PSI have developed a platform to measure biased signalling in G protein-coupled receptors (GPCRs), enabling selective therapeutic effects and fewer side effects. By testing specially designed bivalent ligands, they can bias signalling towards desired pathways.
The study uses a new barcode system to track complex signaling activities in cancer cells and identify key protein interactions. The technique enables real-time analysis and synchronization of protein activity over time.
Researchers at Salk Institute discovered that neurons deep in the brain's cortex process information from borders first, then send clues back to upstream areas. This supports the importance of the 'feedback' pathway for deciphering borders.
Researchers at IRB Barcelona have identified γTuRC as a centriole stabilizer, revealing its role in maintaining centriole stability and preventing microcephaly. The study's findings suggest that defects in γTuRC may contribute to various human diseases, including adolescent scoliosis and male infertility.
Scientists have identified two new candidate genes, ULK4 and PTTG1, that positively influence the development of an embryo by restoring a strong Sonic Hedgehog signaling pathway. This finding provides new insights into the causes of holoprosencephaly, a congenital malformation affecting around one to four in every 1,000 unborns.
Researchers at The Hebrew University of Jerusalem have developed a new deep learning artificial infrastructure inspired by individual neurons. Their approach uses complex mathematical modeling to replicate the brain's electrical processes and create more intelligent AI systems.
Researchers at Princeton University have identified a crucial part of the mechanism by which C. elegans worms can help others avoid a pathogenic bacterium through a process involving a retrotransposon called Cer1. This finding suggests that Cer1 may give worms an advantage in their battle with pathogens.
A recent study reveals that protein HSP27 plays a crucial role in regulating blood vessel leakage, which is a hallmark of sepsis. By targeting HSP27, researchers hope to develop drugs that can stabilize blood vessel barriers and prevent fluid loss.
A study by the Center for Cell-Based Therapy in São Paulo, Brazil, has discovered a set of biomarkers that can be used to predict which patients with glioblastoma may have tumors resistant to radiation therapy. The genetic signature helps doctors choose the best treatment option for these patients.
Researchers found that consuming dileucine enhances the metabolic processes driving muscle growth, resulting in a 42% increase in protein synthesis. In contrast, leucine alone showed no significant impact on protein breakdown, highlighting the molecule's potential as a signaling agent for muscle-building pathways.
Scientists at the University of Sydney and Japan's National Institute for Material Science discover an artificial network of nanowires can be tuned to respond in a brain-like way when electrically stimulated. By keeping the network at the edge of chaos, it performs tasks at an optimal level, suggesting neural intelligence is physical.
A joint research project between Korea and UK successfully tested AR services on Seoul Subway Line No. 8, demonstrating immersive multimedia experiences with speeds up to 30 times faster than current transmission rates. The test utilized a 5G mobile backhaul network, enabling simultaneous use of AR-immersive services by 190 users.
Researchers found that beta-cyclocitral produced by plants after herbivore attack increases defense responses and inhibits the production of metabolites for growth in Arabidopsis thaliana. This volatile signal opens up new possibilities for developing herbicides or antimicrobial agents that block the methylerythritol 4-phosphate pathway.
A new fluorescent imaging technique allows scientists to observe up to five different molecule types at a time, enabling them to study complex signaling networks and their relationships. By identifying two populations of neurons with distinct calcium signaling dynamics, researchers hope to understand how they encode long-term memories.
A KAUST modeling study shows RISs can dramatically enhance wireless communication in areas with blind spots. Six RISs per kilometer can significantly improve coverage at a density of 300 blockages per square kilometer.
A new study on genetic pathways in the common liverwort has significant implications for crop manipulation by revealing a unique role of ACC as a biologically active molecule. This discovery sheds light on the evolution of plant hormone ethylene production and suggests potential avenues for manipulating its signaling pathways
The cGAS-STING pathway plays a central role in immunosurveillance, coordinating immune cell recruitment to destroy transformed cells through cellular senescence or cell death programs. Chronic activation of this pathway can lead to inflammation-induced carcinogenesis, cautioning against its use as an anti-tumor immunotherapy.
Researchers have identified STAT3 as an important factor in emotional reactivity, establishing a link between the immune system, serotonergic transmission, and affective disorders. STAT3 deficiency reduces emotional reactivity in mice, suggesting its role as a molecular mediator in regulating emotional behavior.
A new study discovered that GULP1 is a key regulator of the NRF2-KEAP1 signaling axis in urothelial carcinoma. GULP1 knockdown led to increased tumor growth and resistance to cisplatin treatment.
A new method, knowledge-primed neural networks (KPNNs), combines deep learning with biological interpretability to understand complex biological systems. KPNNs have been applied to large single-cell datasets, revealing unexpected diversity in cell-type-defining regulatory networks.
Researchers at Max-Planck Institute for Terrestrial Microbiology study signal transmission in baker's yeast to understand how cells balance information accuracy with energy costs. They found that the pheromone signalling pathway contains negative feedback regulations that improve accuracy, but may also impose fitness costs.
Researchers at Monash University have discovered the mechanism behind one of two signalling arms involved in the cGAS-STING pathway. The findings reveal that a closely related TBK1 homologue, IKK-epsilon, plays a crucial role in cytokine production, leading to new understanding of autoimmune diseases and cancer treatment.
A recent study published in Cephalalgia found that calcitonin gene-related peptide (CGRP) and sildenafil both provoke migraine attacks in patients, with no differences in clinical characteristics. The study suggests that these drugs may act through a single molecular pathway, offering potential for new preventive therapeutics.
Researchers identified a critical gene network disrupted in autism spectrum disorder (ASD) that correlates with symptom severity. The findings suggest genetic factors influencing brain development during pregnancy are primary causes of ASD, providing potential biomarkers for early diagnosis and prediction of symptom severity.
Scientists at KIT have developed a promising approach to converting data streams between the terahertz and optical domains using ultra-rapid electro-optical modulators. This technology has the potential to reduce technical complexity of future radio base stations and enable terahertz connections with high data rates.
Scientists at the University of York have identified two separate pathways for seeing 3D motion in the human brain, allowing people to perform tasks like catching a ball. This breakthrough could lead to the development of new treatments for lazy eye syndrome and improve virtual reality systems.
Researchers discovered an unconventional signaling pathway in Trypanosoma brucei, a parasite that causes sleeping sickness. The study identifies a new compound activator for protein kinase A (PKA), potentially leading to targeted therapies.
Researchers at Caltech have experimentally demonstrated how a simple network of identical synchronized nanomachines can give rise to out-of-sync, complex states. This knowledge may lead to new tools for controlling these networks, such as developing new defibrillators for shocking the heart back into rhythm.
Researchers at Oklahoma Medical Research Foundation have identified the signaling molecules that activate the Wnt signaling pathway in the lymphatic vascular system. This discovery could lead to better therapeutic options for lymphedema and associated disorders, including cancer and atherosclerosis.
Researchers propose a simple chemical reaction network that yields power-law statistics with tunable exponents. This suggests bacteria can naturally generate power-law distributions in flagellar rotation intervals, making them more capable in solving searching tasks.
A study by Carnegie Mellon University researchers reveals that bacteria have retained the same 'password' for sporulation since its evolution 2.7 billion years ago. The discovery challenges traditional theories on evolution and highlights the persistence of ancient signaling networks in these organisms.
A team of researchers has identified a neural clock in the brain that organizes the flow of our experiences into an orderly sequence of events. This discovery sheds light on how our brains measure subjective time, which is distinct from external timekeeping mechanisms like clocks and circadian rhythms.
Researchers discovered a new molecular switch that shuts down a key cell-to-cell communication circuit, revealing a faster way to deactivate cellular processes. This finding sheds light on the role of receptor tyrosine kinases and their significance in organism development and maintenance.
Researchers have discovered how polarized cells coordinate heart tube remodelling through tissue-scale polarisation of actomyosin activity. A disrupted PCP signalling pathway alters cytoskeleton structure, leading to impaired heart formation and most congenital heart diseases.
A team of scientists led by University of Montana cell biologist Mark Grimes has identified networks in lung cancer cells that will help understand the disease and develop targeted treatments. The study used large-scale data analysis and mathematical approaches to define signaling pathways in lung cancer cells.
A CAMH study analyzed over 1,000 brain scans to provide new insights into brain networks in people with autism. The personalized brain mapping approach showed that each person's brain has unique differences in network functioning despite sharing the same diagnosis.
Researchers achieved 20 Gbit/s data transmission over a converged fiber-wireless network in the 90-GHz band, enabling smooth and uninterrupted communication for high-speed trains. Ultra-fast switching of optical paths to remote radio stations was also demonstrated, making handover-free communication possible.
A new study in Biological Psychiatry reports that altering the balance of two pathways in the dorsal striatum, a brain region critical for goal-directed behavior, can help control alcohol consumption. The study found that suppressing the activity of the No-Go pathway and exciting the Go pathway promotes alcohol drinking behavior.
Researchers at Case Western Reserve University developed a new method called InFlo to assess cell communication networks and identify disease-specific anomalies. InFlo predicts how cells send signals across networks to cause cancer or other disease, with applications in basic and translational research.
Researchers found dopamine signaling in the cerebral cortex predicts changes in brain network communication during working memory. This study may lead to better treatments for schizophrenia and other psychiatric disorders by optimizing dopamine signaling.
Researchers uncover Scribble protein's role in orchestrating intracellular signaling processes for forgetting, which could lead to selective memory removal or inhibition of Alzheimer's disease progression. The study uses Drosophila fruit flies as a model, showing that reducing Scribble expression enhances memory retention.
Researchers at the University of Oregon found that manipulating a cellular signaling network in mice can help understand how heart valves initially form. The study revealed that Wnt/beta-catenin signaling enables transitions between stages of valve development, controlling growth and size.
Biologists at Johannes Gutenberg University Mainz discovered that the Hippo signaling pathway controls quiescence in Drosophila neural stem cells, regulating growth and cell division. The pathway's activation is necessary to maintain resting phases and prevent premature cell formation.
A new learning procedure developed by Robert Gütig enables neural networks to filter out irrelevant sensory impressions and link them to events occurring after a delay. This breakthrough has significant implications for technological applications like automatic speech recognition.
Researchers found that brain network activity can predict how patients respond to general anesthesia. By analyzing alpha wave patterns and delta-alpha coupling, doctors may be able to optimize the amount of drug needed, reducing risks associated with anesthesia.
Researchers found that nanostructured phases of segmental polyurethanes can guide endothelial cells into networks, crucial for vascular structure formation. Material-induced solid state phase morphology provides cues to endothelial cells without biological stimuli.
Researchers at UCSB aim to develop large-scale millimeter wave wireless data networks that can operate at gigabit speeds. The new approach focuses on the millimeter wave band, which offers additional real estate on the electromagnetic spectrum and better efficiency due to its smaller coverage area.
A team of researchers identified a yeast protein network that regulates fat storage in yeast, analogous to human obesity. The study suggests that yeast could serve as a valuable test organism for studying human obesity, with the removal of specific proteins resulting in increased cellular fat content.
Scientists at University of California, San Diego School of Medicine demonstrate ability to reprogram large parts of a cell's signaling network by manipulating key hub in communication networks. This approach shows potential to slow or reverse disease progression, including cancer driven by abnormal cell signaling.
Researchers at UC San Diego identified a pyramid hierarchical network of coherent gene modules that regulate glioblastoma genes, involved in highly aggressive brain cancer. This finding informs a strategy to elucidate these modules and identify new drug therapies.
Scientists at Cincinnati Children's Hospital Medical Center have identified a class of lead compounds that successfully recognize a key target in the Ras signaling pathway, opening the door to future development of therapies. The lead compound NSC-658497 was found to be effective at blocking SOS1-mediated molecular signaling in the Ras...