Articles tagged with Tissue Growth
Nanoparticulate drug carriers show promise in targeted cancer therapy, increasing therapeutic concentrations at tumor sites while minimizing harm to healthy tissues. This approach has the potential to improve treatment efficacy and reduce systemic toxicity.
Dartmouth scientists have made a breakthrough in synthesizing rare natural products that promote regeneration and growth of injured nerve cells. The discovery opens up new possibilities for developing therapeutic agents based on these complex compounds.
Researchers at IST Austria have received ERC Starting Grants for their innovative projects in biochemistry and computer science, exploring the mechanisms of self-organizing properties of bacterial cells and developing new cryptographic schemes.
Researchers from the University of Otago and Japan found that administering ghrelin daily improved blood flow in affected limbs, promoting new blood vessel growth and cell survival. This suggests a potential new treatment for critical limb ischemia, an advanced form of peripheral artery disease.
Researchers found that cancer cells need help from the surrounding tissue to establish and form a new tumor. The faster the surroundings change, the faster the cancer cells will grow. THSB2 protein helps cancer cells adapt their environment, activating fibroblasts to support cancer growth.
Researchers developed a technique using nanobodies to selectively manipulate and analyze the morphogen Dpp in wing development, influencing growth in the center but not periphery. The method holds promise for future studies on organ development and may uncover causes of malformation.
Researchers at Baylor College of Medicine discovered that estrogen receptor β promotes the growth of endometriosis by allowing abnormal cells to escape immune surveillance. Elevated levels of this protein were found in human tissues and studies in mice showed a similar effect, highlighting a new target for effective treatment.
Researchers found that growth and differentiation factor 10 (GDF10) is a crucial protein in the brain's repair mechanisms following stroke. Studies suggest that increasing GDF10 levels can lead to faster recovery after stroke.
Researchers at Queen Mary University of London developed a method for self-assembling organic molecules into complex tissue-like structures without moulds or 3D printing. This discovery could enable the engineering of tissues like veins, arteries, or the blood-brain barrier, facilitating disease research and implant development.
Tufts University researchers developed a new method to create high-resolution, 3D structures in silk protein hydrogels using low-energy ultrafast laser technology. The technique allows for scalable patterning of pores and channels with diameters between 10 and 400 microns.
Researchers have created a technique to build tiny models of human tissues, called organoids, using a process that turns human cells into biological equivalents of LEGO bricks. These mini-tissues can be used to study how structural features affect normal growth or go awry in cancer.
Researchers at IRB Barcelona found that tumor suppressor genes restrict the growth of neighboring cell populations, a mechanism that may contribute to cancer development. This discovery could provide insight into the early events of tumorigenesis and the selection of tumour-initiating cells.
Researchers developed a semiconducting polymer fibre that glows and supports healthy cell growth. The fibre's fluorescent properties enable tracking of its interaction with living tissue for up to 90 days.
Researchers discover fungi-specific signalling molecule controlling Candida's growth, offering hope for clinical treatments
A team of Tel Aviv University and Harvard Medical School researchers has devised a novel non-invasive technique harnessing pulsed electric fields to generate new skin tissue growth, producing scarless skin rejuvenation. This technology may serve as a novel non-invasive skin therapy for multiple degenerative skin diseases.
Researchers found that increased CO2 levels restrict plants' ability to absorb nitrogen, a key nutrient for crop growth. The study reveals reduced nitrogen content in crops regardless of growth stimulation or fertilizer addition.
Researchers found that type II lung epithelial cells differentiated into mesenchymal cells instead of type I cells when seeded onto decellularized lung matrix. This study highlights the importance of factors like cell populations, growth medium, and stimuli in achieving physiologically appropriate environments for lung tissue growth.
Researchers at TUM developed a new combination of 3-D printed microfiber scaffolding and hydrogels to restore cartilage, showing elasticity and stiffness comparable to knee-joint tissue. The approach also has potential applications in breast reconstruction and heart tissue engineering.
Researchers found that Wnt and Activin pathways work together to activate essential genes for stem cells to differentiate. This discovery could improve regenerative therapies and understanding of cancer development.
Researchers have developed a novel synthetic material that can self-assemble into nanostructures to support tissue growth and ultimately degrade. This biofunctional coating stimulates the formation of complex tissues, offering a promising approach to deliver cell and tissue therapies.
Researchers at Worcester Polytechnic Institute are working on a three-year NIH-funded study to analyze how mechanical forces and cellular growth factors affect human heart valve biology. The goal is to develop more natural and longer-lasting replacement valves.
Researchers at the University of Michigan have successfully grown a 3D mini lung from embryonic stem cells, replicating the organization of human airways. The study demonstrates a novel method for morphogenesis in a dish, enabling the creation of lung tissue with cell types found in the lungs.
Researchers at IRB Barcelona reveal a mechanism that allows differentiated cells to reactivate as stem cells again, a phenomenon seen in the liver's regenerative capacity. The key feature is the inhibition of endocycle entry, a modified cell cycle that prevents irreversible changes in gene expression.
A study found that excessive myofibroblast activity during wound healing leads to increased ECM organization, promoting the release of active TGF-β1. This activation then induces further myofibroblast activity and fibrosis.
Carnegie Mellon researchers found that mechanical processes, not just chemical signaling, are essential for cell communication during tissue growth. The study used a microfluidic control system to analyze cellular mechanics and revealed that disabling these connections impairs cell communication.
Researchers have successfully created functional 3D brain-like tissue that exhibits grey-white matter compartmentalization and can survive in the lab for over two months. The tissue displays physical properties similar to rodent brain tissue, enabling scientists to study traumatic brain injury in real-time.
A new invention developed by researchers from Nanyang Technological University in Singapore provides a highly effective way to treat keloid scars. The drug-eluting patch, made with polymers fabricated into microneedles, allows sustained release of the FDA-approved scar-reducing drug 5-fluorouracil.
Researchers from Michigan Technological University have discovered a gene, 'Early Bud-Break 1,' that enables trees to start growing again after winter. The EBB1 gene helps awaken plant cells responsible for growth, allowing trees to grow at the right time, avoiding damage from late spring frosts and climate extremes.
Researchers found biological tissues exhibit optimal shape at finite time before decreasing, approaching a disk or sphere for large tissues. The study models cell alignment and forces to explain tissue elongation.
Researchers found that synapse components grow in a coordinated way to maintain stability, essential for long-term memories. This understanding sheds light on how synapses can remain stable despite the need for regular molecular replacement.
Scientists have discovered that changes in the hair growth cycle affect fluctuations in the thickness of underlying fat tissue, allowing skin to regulate fat production. This breakthrough could lead to topical creams that 'pause' fat cell growth, treating obesity and hair loss.
Researchers found that low-intensity vibration can accelerate wound healing in mice with diabetes by forming more granulation tissue and new blood vessels. The study suggests that this non-invasive technique could be easily translated to humans and is being tested in human trials.
Researchers used a nerve growth factor-containing fibrin glue membrane to bridge a sciatic nerve defect, significantly increasing mRNA and protein expression of p75NTR in Schwann cells. This promotes peripheral nerve regeneration.
Researchers created a computer simulation to accurately predict blood vessel growth in the laboratory. By studying real blood vessels from rats, they found that denser extracellular matrix impairs vessel formation. This breakthrough aims to develop new treatments for diseases related to blood flow and cancer metastasis.
Researchers analyzed vertebrae from four females and four males in the northwestern Atlantic Ocean, determining ages of up to 40 years for females and 73 years for males. The study used radiocarbon analysis to pinpoint age in the vertebra layers, providing irrefutable evidence of white shark longevity.
Researchers identify genes that promote stem cell self-renewal and tissue repair, opening up possibilities for metabolic drugs to enhance regeneration. A network of RNA-binding proteins regulates stem cell function and tissue growth during fetal development.
A study published in PLOS ONE found that a topical compound called PPADS can inhibit symptoms associated with both dry and wet AMD, offering promise for a breakthrough treatment. The researchers tested the compound on mice and observed significant reduction in tissue damage and blood vessel growth characteristic of AMD.
A research team has identified a new approach to enhance normal tissue growth, which could have widespread therapeutic applications for patients with various medical conditions. The study found that epoxyeicosatrienoic acids (EETs) play a critical role in accelerating tissue growth and regeneration.
A new method for improving blood supply to engineered replacement tissues uses laminin-derived peptides in hydrogels, which stimulates the growth of microvascular networks. This technology was tested in a mouse cornea transplant and showed successful cell growth and blood vessel formation.
Researchers develop a physical model for sap exudation, attributing mechanism to pressure and volume changes in tree's vascular tissue. The model incorporates dynamics of thawing sap, dissolving gas bubbles, and osmotic pressure gradient.
Researchers used transgenic mice to study the effects of RAS pathway alterations on lymphatic system development. They found that excess ERK activation leads to lymphatic defects in RASopathies, which can be reversed by ERK inhibitor treatment.
A new compound developed by scientists at Scripps Research Institute protects heart cells from damage caused by heart attacks. The compound inhibits a specific enzyme, reducing tissue death by up to 34% and mitochondrial dysfunction.
Scientists at Salk Institute have discovered a new way for plants to coordinate their growth by sharing chemical messages, overturning conventional views of metabolic regulation. This finding has implications for breeding better crops and treating metabolic diseases.
A team of researchers found that an inner layer of tissue in the branching roots is sensitive to salt and activates Abscisic Acid, which stops root growth. This study provides new insights into how plants cope with stressful environments and could lead to the development of salt-resistant crops.
A study published in The Lancet found that approximately one of every five individuals with kidney tumors common in patients with tuberous sclerosis complex has had a kidney removed unnecessarily due to misdiagnosis. Everolimus successfully shrinks these tumors, offering an alternative to surgery.
Recent review reveals palm trees have living cells sustained throughout their lifetime, potentially holding the key to longevity and understanding cellular structure in plants. Palm trunks consist of individual cells living for centuries, unlike most long-lived trees with dead woody tissues.
Scientists at the University of Toronto have discovered a method to transform aged stem cells into functioning-like younger ones, paving the way for growing cardiac patches from patient's own cells. This breakthrough could potentially avoid rejection and treat damaged or diseased hearts.
Researchers from the University of Sheffield have developed a new technique to grow Schwann cells, vital for nerve repair, in less than half the time and at lower cost. The method could be a vital step for use in patients with severe nerve damage.
Cardiac injury leads to rapid morphological changes, including enlargement and fibrous growth tissue formation. Advanced stages of remodeling have begun by day seven following injury. This research provides insights into the coordinated events of cardiac pathology and possible intervention targets.
Coral growth and tissue proliferation are linked to disease, wounding, and stress-related color changes in reef-building corals. The study found that increased growth is the underlying physiological process associated with these changes.
Physicists developed a two-component model accounting for cell expansion and fluid dynamics. The model revealed that homeostatic pressure, not fluid pressure, drives cell division in biological tissues. This discovery could help understand cancer growth by disrupting homeostasis.
Researchers identify hormone Dilp8 as key player in regulating insect growth, ensuring proper body size and proportions. The protein helps slow down tissue growth, allowing organs to develop correctly and maintain symmetry.
Researchers are developing new cell-interactive resilin-like materials with mechanical properties similar to the natural protein to treat vocal fold disorders. The materials have been engineered to support the growth of multiple types of cells and exhibit biochemical and mechanical properties like those of healthy vocal fold tissue.
Researchers found that a high-saturated-fat, high-cholesterol diet elevated microglial activation and reduced neuronal development in middle-aged laboratory rats. However, treatment with IL-1Ra alleviated these effects, suggesting potential use in neurological disorders involving neuroinflammation.
The study reveals that defective Notch signalling enables strong and deregulated vessel growth even when VEGF or VEGFR2 are inhibited. A different VEGF family receptor, VEGFR3, is strongly upregulated, promoting angiogenesis.
The PCP genetic pathway has been found to act as a stop sign for cell growth, signaling organisms when to halt growth. Inhibition of this pathway results in excess growth of neural tissue, offering new potential strategies for regenerative medicine and birth defect treatment.
Scientists developed a computer model to accurately emulate leaf growth from a bud, discovering simple rules controlling leaf shape. The model, created using molecular signals and an inbuilt orientation system, can now help identify genes controlling leaf shape and understanding plant development.
Researchers have developed a new and effective way to regrow blood vessels, potentially bypassing surgery and repairing damaged vessels through injection of a lipid-incased substance. This method has shown promise in treating chronic myocardial ischemia disease, affecting up to 27 million patients in the US.
Cedars-Sinai neurology researchers present research updates at the International Stroke Conference, including the use of therapeutic cooling to reduce neurological damage after stroke. Thrombin leaks into healthy brain cells after ischemic stroke, but injecting a drug to counter its effects can improve symptoms.
Researchers at Yale University predict that tropical cyclones will cause $109 billion in damages globally by 2100, with climate change exacerbating the issue. The US and China are expected to bear the brunt of the damage, while small island nations like those in the Caribbean will be disproportionately affected.