Articles tagged with Cell Behavior
A new study by Boston University engineer Wilson Wong outlines a simplified platform to target and program mammalian cells as genetic circuits, enabling researchers to make complex computations. The BLADE platform uses DNA recombinases to allow for more targeted manipulation of cells and their behavior.
A comprehensive review article explores cytokine regulation of fibroblast behavior and extracellular matrix in the lung, shedding light on chronic inflammation. The study highlights the role of metabolic changes, age, and epigenetic mechanisms in affecting fibroblast activity and immune system cell populations.
Researchers at IST Austria create a novel optogenetic receptor that responds to green light, allowing for the rapid control of cellular behavior in defined spaces. The new tool enables scientists to study cellular signaling pathways and their role in human disorders without constant exposure to light.
Chemists from the University of Basel have successfully simulated molecular crowding in artificial vesicles, offering insights into the development of nanoreactors and artificial organelles. The study reveals that the crowding effect influences enzymatic kinetics, enabling specific control over chemical reactions.
A new color-based labeling technique allows researchers to track the development and behavior of individual blood stem cells. The study reveals that these cells have a scripted set of responses and cannot make just any blood cell type.
Researchers at North Carolina State University have determined that the surface texture of gallium nitride (GaN) materials can influence the health of nearby cells. The study found that altering the surface texture of GaN materials, such as making them rough or smooth, can cause metabolic changes in cells.
A study by Ben-Gurion University of the Negev found that cell phone conversations significantly impact children's ability to safely cross roads, slowing their reaction times and reducing visual attention. The study suggests that increasing public awareness among young pedestrians can help improve road safety.
Researchers found that just 1-10% of beta cells control islet responses to glucose, serving as pacemakers for insulin secretion. This discovery could pave the way for therapies targeting these 'hubs' to treat type 2 diabetes.
Researchers discovered that the protein Pentagone regulates a concentration gradient in the fruit fly wing, controlling vein formation. This mechanism may also be relevant to human development disorders, where it could influence finger formation.
Researchers developed a method that uses lasers to carve out paths inside biocompatible gels, locally influencing cell function and promoting tissue formation. This enables growing cells in custom-built yet biologically active 3D spaces, addressing limitations of previous approaches.
A team of researchers developed a new imaging approach that provides images of a single cell with micrometer resolution using a contrast based on the cell's thermal properties. This technique allows for unprecedented sensitivity in detecting diseased conditions at the sub-cell scale and may aid in optimizing cryopreservation processes.
Researchers discovered that the behavior of monocytes, a type of white blood cell, can indicate how soon patients will recover after hip surgery. The study found that 50% of variation in recovery time could be predicted based on these cells' behavior, which could help doctors plan better post-surgery care.
Cells make decisions based on environmental stimuli, with cytoskeleton dynamics playing a key role. A recent study found that inherent 'handedness' in molecular structures directs cell behavior and confers the ability to sense left and right differences.
Researchers at University of British Columbia discover that parasites in the apicomplexan family evolved to become parasites earlier than thought, with some relatives being photosynthetic algae. Advanced genomic analysis and observations of cell structure and behavior reveal a more complex evolutionary history.
Scientists at the University of Liverpool have discovered that changes in messenger molecule mRNA creation and destruction rates contribute to osteoarthritis. The study highlights key genes involved in the disease and offers hope for developing targeted therapies.
An analysis of 361 kicks from World Cup and UEFA Euro Cup matches reveals goalkeepers become increasingly likely to dive in the opposite direction after kickers repeatedly kick in one direction. This cognitive fallacy highlights the importance of monitoring sequential behavior in real-world competition.
Researchers develop a protein that facilitates control of nerve cells by light, increasing sensitivity and enabling precise activation of selected cells. This technology, called optogenetics, holds promise for studying diseases like epilepsy and Parkinson's.
Researchers created tiny oscillators in oil droplets and found that smaller droplets behaved differently due to partitioning effects, not just stochastic reaction dynamics. This discovery highlights the need for engineers to understand and deal with 'partitioning noise' when designing artificial cells
A new study at the University of Liverpool explains how cells adapt to low oxygen environments, potentially controlling cell survival signals. By monitoring protein levels and gene expression, researchers discovered optimal conditions for keeping cells alive, which could lead to cancer treatment advancements.
A team of researchers developed methods to screen thousands of synthetic molecular oscillators in small droplets, finding diverse behavior in terms of period, amplitude and phase. This diversity will play a crucial role in engineering complex behaviors in artificial cells.
Researchers at Harvard University have created a new method to control cells after transplantation, allowing for more efficient cell therapies. By engineering cells with microparticles that provide cues for behavior, the team can track cells, control stem cell differentiation, and change cell interactions with immune cells.
Water in cells slows down in tight spaces between proteins, affecting binding sites for pharmaceuticals and disease progression. The findings provide insights into how proteins aggregate in diseases like Alzheimer's and Parkinson's.
A Penn State-led research team found that histone protein changes can control whether a gene functions, with the potential to maintain genetic expression and prevent disease. The study's findings have significant implications for the study of diseases like cancer and understanding cellular behavior.
Scientists have created a model to study breast cancer biology, confirming that primary tissue from patients behaves similarly to those derived from long-term cultured cell lines. This breakthrough advances the development of targeted therapies for advanced cancer treatments.
Researchers at Case Western Reserve University developed a new material system that permits 3D patterning to regulate stem cell behavior, offering promise for studying influences on cell fate decisions. The technique enables local control over cell proliferation and differentiation, potentially allowing the engineering of complex tissues.
Scientists from University College London have found that animal cells exhibit poroelastic behavior when mechanically stimulated, similar to organs within the body. The rate of cell deformation is limited by how quickly water can redistribute within the cell interior.
A recent study by the Walter and Eliza Hall Institute found that B cells can have multiple fates, including death, division, antibody production, or changes in antibody type. The researchers proposed that cell fates are determined by internal processes rather than external cues.
Cornell University researchers found that altering endothelial cell behavior in hardened vessels can reduce the effects of aging on vessel health. By tricking cells into thinking vessels are not stiff, inflammation is reduced, potentially preventing atherosclerosis.
Researchers study sea squirts' simple body structure to unravel complex mechanisms of heart formation, shedding light on GATA's role in congenital heart defects. Disrupting GATA function independently in the developing gut preserves heart cell identity, while disrupting it in heart precursor cells causes limbo-like state.
A team of researchers has built a computer model of a bacterial cell's crowded interior, accurately simulating the behavior of living cells in response to environmental stimuli. By analyzing the distribution of molecules within the cell, they found that molecular crowding affects individual molecule movement and chemical reactions.
Researchers created a computational model that describes how intestinal cells in mice respond to TNF, revealing the importance of location and protein interactions in cell fate. The study demonstrates the power of systems biology in modeling complex biological systems and predicting disease outcomes.
Researchers at Johns Hopkins Medicine have developed a tool that uses light to move and interact with individual molecules in living cells. This allows for greater control over cellular processes, enabling scientists to study the role of specific proteins and their interactions in cell behavior.
A new study by Columbia University engineer Sam Sia reveals a surprising range of variation in individual cells' behavior during blood vessel formation. The research found that genetically identical cells exhibit distinct patterns of cell-shape changes that are not reflected in bulk averages.
Researchers find that kinesins, powerful cargo-moving proteins, struggle to coordinate their efforts when paired, leading to inconsistent cargo transport. This discovery sheds light on the complex mechanisms governing intracellular transport and its link to neurodegenerative diseases.
Researchers at NYU's Courant Institute of Mathematical Sciences developed an algebraic model to predict DNA hybridization, enabling the monitoring of cell gene expression and genome characterization. The study provides a new tool for understanding biological systems and enhancing cancer and genetics research.
Researchers used microsequencing technology to identify various microRNAs in mouse immune cells, revealing their role in regulating protein levels. The study provides a map to the complexity of cellular protein regulation and offers insights into how miRNAs contribute to host defense mechanisms.
The Emergent Behaviors of Integrated Cellular Systems (EBICS) Center will investigate the interactions of cell clusters and create biological modules that can be combined for different capabilities. The center aims to advance research and education, particularly in involving underrepresented groups.
A new study by Brown University and Caltech scientists reveals how cells interact with their environment, including the force exerted on tissues as they move. The research provides the most complete assessment to date of cell movement in three dimensions.
Researchers used a LEGO board with pegs to recreate microscopic activity in lab-on-a-chip devices. By analyzing the motion of beads through the array, they discovered that large particles followed deterministic paths and were influenced by phase locking.
Researchers develop a new technique using light to control protein behavior in cells and animals, enabling precise manipulation of cellular activity. This breakthrough has significant implications for understanding cancer spread and developing new treatments.
A team of Brown University biomedical engineers has invented a 3-D Petri dish that can grow cells in three dimensions, enabling the quick and cheap production of realistic cells for drug development and tissue transplantation. The technique employs a new dish made from a sugary substance that allows cells to self-assemble naturally and...
Researchers found that cells cultured in three dimensions exhibit distinct gene expression patterns, growing faster and exhibiting more realistic shapes. The findings suggest that 3-D cell culture methods may be a better representation of the human body's complex cellular environments.
Researchers at Johns Hopkins Medicine have discovered a tiny piece of genetic code, miR-29b, that moves far away from the cell's protein-making machinery. This finding reveals that microRNAs contain hidden elements that control their behavior in cells, opening up new possibilities for gene regulation and cancer research.
The Program in Systems Immunology and Infectious Disease Modeling (PSIIM) aims to understand complex biochemical networks regulating interactions between pathogens and human cells. The program employs Simmune software to simulate biological systems, enabling scientists to predict how drugs affect cell behavior and develop new treatments.
Researchers develop a computational model that accurately predicts cell behavior, revealing intricate protein interactions and improving cancer treatment design. The model has practical applications in developing targeted therapies that don't weaken patients' immune systems.
Cellular behavior exhibits properties of both solid and fluid states, with researchers finding novel nanotechnologies that reveal the fundamental physical laws governing cell mechanics. This discovery offers a new perspective on mechanisms of disease, including airway narrowing in asthma and vessel narrowing in vascular disease.
Scientists have successfully programmed E. coli bacteria to respond to signals and form complex patterns, opening doors for biological computing and medical diagnosis. The breakthrough could lead to applications such as detecting chemicals or organisms in laboratory tests and guiding stem cells for tissue engineering.
Researchers at NIST have designed new Java specifications (JAIN SIP) to enable programmable communication devices. This technology will allow users to choose specific
Researchers at UNC Chapel Hill used nuclear magnetic resonance spectroscopy to study the effects of crowded environments on protein shape. They found that intrinsically unstructured proteins exhibit a definite folded-up shape when inside cells, unlike their apparent lack of structure in water solutions.
A multidisciplinary program is underway to create computer software for modeling the genes and proteins that underlie cellular behavior. This research aims to understand molecular mechanisms underlying processes like bacterial contamination, jet lag, and wound healing. By developing accurate mathematical representations of these mechan...
Scientists at the University of Illinois are investigating how glucocorticoids help regulate the body's response to infection, including changes in behavior. Glucocorticoids appear to modulate cytokine production and reduce behavioral effects, providing a protective mechanism against immune overreaction.
Researchers at Stanford University and their colleagues have isolated a single gene, fru, that controls most aspects of male sexual behavior in adult fruit flies. The gene governs the fly's courtship ritual, including its courting song and ability to recognize females.