Articles tagged with Interaction 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 investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
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.
A new statistical machine learning framework has been developed to reconstruct the original network after a viral attack, which is crucial for designing new medicines or gene therapies against viruses and diseases like cancer. The framework actively incorporates the influence and causality of the attack into its learning algorithm.
A study by researchers at Singapore University of Technology and Design (SUTD) reveals the importance of dynamic rewiring in swarm robotic systems for optimal collective response to changing environmental conditions. The team discovered a specific number of interactions required for effective collective operations.
Researchers identify previously unknown protein targets of plant pathogens in Arabidopsis thaliana using systems biology and network analysis. The study's framework can help analyze other interactions between species to reveal pathogen contact points.
A new study found that breast cancer proteins can have altered functions in tumor cells due to changes in protein interaction networks. This shift affects the number of genes performing each function, not their expression levels. The study predicts patient survival and cancer subtype based on these functional shifts.
Researchers developed a method to predict parasitism rates using interaction preferences, allowing for efficient prediction without extensive field data. The approach was tested in three countries and found consistent patterns, enabling the design of models that capture systematic shifts in interaction preferences.
The University of Plymouth has developed HDNetDB, the first freely available data network for scientists researching Huntington's disease. This resource links various cellular processes in a molecular network and provides a more holistic view of the disease.
Researchers used satellite analysis and GIS to show that 75% of ancient Silk Road sites align with optimal pasture-driven pathways for nomadic herders, revealing new insights into the network's geography
Researchers at Stowers Institute for Medical Research used topological data analysis to identify new insights into the organization of complicated protein interaction networks. The study revealed topological network modules composed of proteins with shared properties, providing insight into biological functions and disease mechanisms.
Researchers at KAUST developed ScaleMine, a system that accelerates frequent subgraph mining (FSM) by up to ten-fold, allowing for faster analysis of large graph data. The new approach uses a two-step process to divide and conquer the search space, resulting in significant performance improvements.
The largest database of protein-to-protein interaction networks, InWeb_InBioMap, can illuminate how numerous disease-associated genes contribute to disease development and progression. By analyzing over 586,000 interactions, researchers may identify new candidate genes and improve understanding of processes that occur in human cells.
A recent study by Princeton University and Simons Foundation researchers has identified over 2,500 candidate genes that may contribute to autism spectrum disorder. The machine-learning program analyzed the human genome to predict which genes are at risk of causing the condition.
Researchers identified SH2 domains as lipid-binding modules for cell signaling. The interaction is evolutionarily conserved and plays a crucial role in controlling intracellular signal transmission.
A novel technique identified an unusually strong 3D network of developmental genes in ESCs, physically clustered and silenced by Polycomb repressive complex (PRC1) to maintain the undifferentiated state. This mechanism allows for selective release of genes, controlling early development decisions.
A team of scientists discovered CRMP1, a protein that acts as a 'chaperone' to prevent misfolding of the toxic huntingtin protein. In healthy brains and tissues, CRMP1 is present in higher amounts than in those affected by Huntington's disease.
Researchers have identified eight genetically distinct types of schizophrenia, each with its own set of symptoms. The study, published in the American Journal of Psychiatry, found that genes function as an orchestra, interacting with each other to contribute to the disease.
Researchers at the University of Chicago have developed a new technique to simplify the study of protein networks and identify individual interactions. By introducing synthetic proteins into cells, they revealed a key interaction between Grb2 and Ptpn11/Shp2 phosphatase that regulates embryonic stem cell differentiation.
Scientists have discovered how hepatitis C virus proteins interact within human cells, revealing a better understanding of viral replication and pathogenesis. This knowledge paves the way for developing new antiviral substances with low cellular toxicity.
A team of researchers has discovered a network of protein interactions among autism genes, shedding light on how different variants of the same protein could alter the wiring of the entire system. The study highlights the importance of considering alternative splice forms in understanding autism genetics.
Researchers have identified a gene network of 39 biologically related genes associated with alcohol dependence. The study, published in the American Journal of Human Genetics, suggests that this network may hold new targets for treating or preventing alcoholism.
Protein networks are essential for organisms, and their evolution is a fascinating research question. Researchers have reconstructed ancient protein networks, finding that present-day networks can be explained by the mechanism of duplication and divergence, supporting the interpretation of genome sequence data.
Researchers discovered that evolution produces modules due to their few and short network connections, which are costly to build and maintain. This finding will help evolve artificial intelligence, enabling robot brains to acquire animal-like grace and cunning.
Researchers created a new method to analyze molecular interactions by leveraging hypergraphs to represent complex connections among molecules. The approach resolves limitations of traditional graph-based models, enabling more accurate discovery of interaction patterns.
Researchers used machine learning techniques to predict functional associations between proteins in bacteria and extend biological pathways in humans. The study offers new insights into protein function and its relation to cellular aging and cancer.
Researchers at Baylor College of Medicine and Texas Children's Hospital mapped the interactome for autism spectrum disorder, identifying hundreds of new protein interactions. The study also confirms previously known connections and reveals unsuspected connectivity between genes associated with idiopathic and syndromic autism.
Researchers Anna Dornhaus and Benjamin Blonder found that ant colonies exhibit unique behavior, contradicting the assumption of universal properties in self-directed networks. The study recorded over 9,000 interactions between individual ants, providing insight into complex communication within the colony.
Researchers developed a novel computational model to identify genetic interactions using high-dimensional morphological data from single-cell images. The method was demonstrated in fruit flies, where it accurately inferred Rho-signaling network interactions more precisely than previous approaches.
A study found that protein interaction networks respond to Helicobacter pylori infection by activating immune-related proteins and interacting with cancer-related proteins. The network construction reveals potential drug targets for gastric inflammation and cancer, including hub and bottleneck proteins.
The Stowers Institute's Proteomics Center has developed a novel method for assigning probabilities to human protein interactions, allowing for the creation of more informative protein interaction networks. This approach enables researchers to estimate the preference of two proteins to associate within a defined complex or larger networ...
Researchers constructed a chaperone interaction network for the malarial parasite, highlighting new proteins that can potentially be used in the fight against malaria. The study provides insights into the functions of molecular chaperones and their role in chromatin remodeling, protein trafficking, and cytoadherence.
A research team led by Dr. Benoit Coulombe has developed a powerful proteomics approach to infer putative functions of previously uncharacterized proteins by identifying their interaction partners. The study reveals an intricate network of protein interactions that connect together 436 different proteins.
The study suggests that structural modules in yeast protein-protein interaction networks originated as evolutionary byproducts without functional units. Computer simulations show that modular structures can arise during network growth through simple models of gene duplication.
A new study proposes that two key mechanisms, trait complementarity and barriers to exploitation, explain the structure of actual networks of plants and their pollinators. The models incorporating these mechanisms better mimic real networks, suggesting a balance between specialist and generalist interactions.
The Temporal Dynamics of Learning Center aims to improve teaching techniques and alter human lives through a better understanding of how humans learn. The center, funded by the National Science Foundation, will study the role of timing in learning and develop interdisciplinary research networks.
Researchers found a biochemical pathway, called RISC, that facilitates protein synthesis at synapses during learning, enabling long-term memory formation. By manipulating this pathway, scientists increased flies' memory and altered their behavioral responses to stimuli.
Lan Zhang et al. integrated five biological relationships to discover recurring patterns and themes, highlighting previously unknown relationships between functional modules. Their approach can predict interactions and gene functions, offering a basis for detailed network reconstruction and understanding biological networks.
Researchers mapped yeast genetic interaction networks, finding that genes interact in 'neighbourhoods' and predicting traits. The study provides new insights into how genes contribute to human disease.
Researchers Bass and Tonkin found that ADARs interact with the RNAi pathway to regulate behavioral defects in C. elegans worms, particularly in detecting food. By disabling both ADAR genes and RNAi pathways, they eliminated behavioral defects associated with ADAR mutations.
Researchers have developed a new software tool called PathBLAST that can represent and compare protein interaction networks from different organisms. The tool uses algorithms to translate the information into a linear code, allowing for rapid comparisons of interaction networks.
Researchers have found that highly connected proteins are unlikely to interact with each other, a phenomenon that helps reduce interference and increase stability in protein networks. This discovery was made possible by computer modeling of protein interactions in yeast cells, which revealed an
Research on designer mice lacking vascular thrombomodulin has led to a greater understanding of the protein's importance in preventing blood clots. The study reveals that this critical regulator is necessary for maintaining normal blood coagulation, with severe consequences for those lacking it.
Researchers at St. Jude Children's Research Hospital found that the ARF tumor suppressor interacts with the p53 gene, preventing cancer growth and development. The study identifies a single genetic locus, INK4a/ARF, which encodes two proteins regulating two key biochemical pathways.