Articles tagged with Signaling Networks
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers developed a sophisticated computer modelling simulation to explore how fruit fly cells respond to temperature changes during development. The model shows how cells communicate with each other, providing insights into cell signalling networks.
University of Cincinnati researchers discovered that high-frequency electrical stimulus increased blood vessel network growth by up to 50%, leading to enhanced wound closure. The team developed a specialized antenna for localized application and filed a provisional patent for their design.
A large-scale protein interaction network for Huntington's disease has been identified, providing valuable insights into the disease's pathology. The network implicates the RhoGTPase signaling pathway, which affects cell motility, membrane dynamics, and cell attachment, offering potential therapeutic targets.
Researchers from East China Normal University discovered NMDA receptor 2B subunit gene expression declines significantly associated with memory impairment in aged animals. The study identified key regulatory pathways, including P53 and insulin-like growth factor pathways.
Researchers have identified a novel component, Par-1, of the Hippo signaling pathway, which influences Hippo protein phosphorylation and regulates organ growth. The study found that Par-1 negatively regulates Hippo kinase activity, promoting apoptosis and reducing tissue growth.
Researchers have discovered how and why an anti-cancer therapy stops working when tumor cells become starved of oxygen. This new understanding could lead to the development of more effective therapies for cancer treatment.
Researchers at Oxford University have developed a custom-built 3D printer that can create materials with properties similar to living tissues. The printed 'droplet networks' are entirely synthetic and could potentially deliver drugs or replace damaged human tissues in the future.
Researchers identified a novel signal transduction pathway that activates parkin and prevents stress-induced neuronal cell death in Parkinson's disease. The parkin gene plays a crucial role in maintaining mitochondrial integrity, which is essential for preventing cell death.
Researchers found that brain networks operate at distinct frequencies, similar to clocks ticking at different speeds. This 'temporal structure' may offer new insights into psychiatric conditions like depression and schizophrenia.
Cooperative communications technology allows multiple single-antenna terminals to share their antennas, creating a virtual antenna array. This enables the exploitation of spatial resource in traditional MIMO techniques without requiring multiple antennas. Distributed space-time coding (DSTC) has emerged as an efficient technique for pr...
A team of researchers developed a novel technique to study how cells respond to changing concentrations of chemoattractants. The study reveals two ways cells can reorient in response to changes, and provides insights into the underlying signaling pathways that control chemotaxis. The research has clinical significance for embryonic dev...
Researchers are using computational approaches to analyze and unify data on plant responses to environmental stresses, aiming to improve crop stress adaptation abilities. The Beacon database will facilitate the curation and archiving of signaling pathways for abiotic stress responses.
Two compounds, called PITs (non-phosphoinositide PIP3 inhibitors), show promise in halting cancer growth by inducing cell death and limiting tumor growth in mice. These compounds interfere with cell signaling pathways, positioning them as a promising new approach to cancer treatment.
A protein called Kibra has been found to regulate organ size by controlling cell growth and death. This discovery may hold the key to understanding and treating cancer.
A Princeton University-led research team discovered that protein competition for an enzyme provides a mechanism to integrate different signals directing early embryonic development. This competition influences which signals are sent to cells, establishing a biochemical mode of signal integration.
Researchers highlight algebraic models as a crucial tool for undergraduate biologists, allowing them to integrate mathematical modeling into their coursework. These models focus on the logic of network connections, making them accessible to students with limited mathematical background.
Researchers at the University of Illinois have identified and visualized signaling pathways in protein-RNA complexes to understand how the genetic code is set in all organisms. The study uses molecular dynamics simulations and visualization software to analyze the optimal communication pathways, revealing modules and local communities ...
Human astrocytes differ significantly from those in mice and rats, being bigger, faster, and more complex. This discovery has big implications for how our brains process information and suggests a higher cognitive functioning that defines humanity.
A new approach to treating bone loss, which blocks Wnt signaling pathway inhibitors, may increase the risk of bone cancer. This method is associated with dysregulated Wnt signaling, linked to several cancers.
Researchers have found that ethylene stabilizes a protein called EIN2, allowing it to pass on ethylene's message. This discovery is an important step towards understanding the role of ethylene in plant growth and development, with potential applications for improving agriculture and preventing crop losses.
Researchers at Ohio State University identify two genes that regulate mosquito growth and diapause, a hibernation-like state of arrested development. By disrupting these genes, scientists can mimic hormonal shifts that initiate diapause and disrupt fat retention, pointing to separate functions for each gene.
A new method identified rare gene mutations in people with schizophrenia, which disrupt genes in pathways of neuronal development and regulation. The study suggests a previously unknown role for rare mutations in the causation of schizophrenia.
Researchers at Uppsala University found that protein signal transfer may occur within small proteins, contradicting a previous study using statistical methods. Experiments showed nearby parts of the protein interact more than distant parts.
The study mapped thousands of neuronal proteins to understand how they connect into complex signaling networks guiding neuron function. This research may lead to a better understanding of brain development, neurodegenerative diseases, and spinal cord regeneration.
The Vanderbilt Conte Center for Neuroscience Research will investigate the role of serotonin in brain development and function, seeking to understand genetic variability's impact on mental health. The center aims to translate laboratory discoveries into improved treatments for mental illnesses, including depression and autism.
Plants form networks to warn each other of enemies and threats, allowing them to strengthen their defenses. However, these same networks can be used by plant viruses to rapidly spread and infect other plants.
Researchers have developed a method to analyze the entire network of signaling proteins controlling cell movement. The study provides the first comprehensive profile of these proteins, shedding light on the inner workings of the 'steering wheel' that drives cells forward.
Researchers at Yale University identified a rare defect in the LRP6 gene, which alters Wnt signaling activity and contributes to cardiovascular disease. The study highlights a new approach to improving health by targeting this pathway.
Researchers use mouse model to demonstrate how a clock oscillator regulates cell signaling and periodic expression of genes involved in spine formation. The study identifies novel genes associated with segmentation clock oscillator and their potential link to human diseases such as congenital scoliosis.
Researchers from the University of Bonn have discovered how the eye adapts to darkness by forming a network that combines signals from multiple light-sensitive rods, boosting sensitivity. The study found that dopamine triggers the closure of a channel in amacrine II cells, inhibiting communication and allowing for signal focusing.
Researchers deciphered the signaling pathway for a key class of steroid hormones that regulates growth and development in plants, enabling potential manipulation of plant stature. This breakthrough could lead to broader implications for urban forestry, crop development, and agricultural practices.
Yale researchers developed a complex map of regulatory networks governing protein kinase activity in yeast cells. The study reveals distinct patterns and provides insights into the coordination of proteins to carry out complex biological functions.
Researchers at EMBL and universities in Heidelberg and Ulm found that blocking a specific signal within brain cells may help prevent cell death after a stroke. The study suggests new therapies could be developed by controlling a molecule involved in passing the signal.
Researchers at Ludwig Maximillians University report that AML1-ETO cooperates with FLT3 to induce rapid and aggressive acute leukemia in mice. This study supports a pathogenetic model of acute leukemia, which requires activating mutations in signal transduction pathways and transcription factors for leukemogenesis.
A recent study by Sergei Sokol and colleagues reveals that the Wnt signalling protein Dishevelled (Dsh) has a critical role in the nucleus to respond to certain Wnt signals. In contrast, nuclear localisation is not required for its function in non-canonical signaling pathways.
Moleculizer is a powerful tool for simulating intracellular biochemical networks, enabling accurate prediction of protein complexes and reactions. The software meets a crucial need in biologists, providing meaningful data for research and analysis.
Biologists at Duke University discovered that nitric oxide delays flowering in plants, influenced by external concentrations of the chemical. This finding suggests that air pollution from burning fossil fuels could impact critical plant processes.
Researchers analyzed E. coli's chemotaxis system to understand signal transduction networks, a universal design principle in nature. They found that individual variability can be regulated and carried important information about molecular mechanisms.
A team of researchers used yeast to elucidate the steps involved in the pathway that regulates vertebrate cell response to dioxin, identifying 54 genes with a significant influence on AHR response. The study reveals five discrete biochemical steps in the signaling pathway and identifies one previously undescribed nuclear step.
Researchers used mathematical modeling to study the Wnt pathway, a complex signaling system involved in embryonic development and carcinogenesis. The model revealed surprising differences in concentrations of key proteins, suggesting that breakdowns in cellular communication play a role in cancer development.
Researchers at Georgia Institute of Technology are developing computing systems that mimic human brain function using lab-grown neurons. The team has created a robotic device called Hybrot, which moves based on brain signals from rats, aiming to advance prosthetic limbs and self-driving cars.
Researchers have determined that the conformation of Smad3 protein regulates TGF-ß pathway interaction with other proteins, affecting signal transduction and gene expression. This discovery provides new insight into molecular mechanisms of TGF-ß signaling and potential targets for drug design.
Researchers have found that memory uses separate pathways for various types of information, including visual and sensory inputs. This is achieved through the hippocampal memory system, which receives signals from different areas of the brain.
UCSF researchers discovered that pain elicits analgesia via the brain's reward pathway, releasing opioids and dopamine. This finding provides a new understanding of pain relief and its connection to addiction.
Research in Behrmann's lab focuses on visual scene interpretation, enabling object recognition and spatial awareness. The brain divides information into form and identity, then synthesizes it for a unified experience.