Articles tagged with Progenitor Cells
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Researchers have discovered how the enteric nervous system, a complex network of nerve cells in the gut, is formed during mouse development. The study reveals that individual progenitor cells produce specific types of cells, which form overlapping columns and exhibit synchronized activity.
Research reveals liver progenitor cells become activated and expand due to oncogenic signals from malignant hepatocytes. Progenitor cells can lead to benign or aggressive tumours, contributing to tumour heterogeneity.
Scientists have identified a molecular switch that converts skin cells into cells making up blood vessels, which could be used to repair damaged vessels in patients with heart disease. The technique boosts levels of an enzyme that keeps cells young and may circumvent the usual aging that cells undergo during culturing.
Researchers have identified a mechanism by which the body controls the fate of stem cells, allowing them to adapt and differentiate into various types of cells. This discovery can help improve the effectiveness of stem cell therapies, potentially leading to better treatments for diseases like Parkinson's.
Researchers develop protocol to efficiently grow cochlear progenitor cells into large colonies with high capacity for differentiation, offering potential treatment for hearing loss. The approach, leveraging Wnt signaling and histone deacetylase inhibition, enables regeneration of sensory hair cells in multiple mammalian species.
Scientists have identified microRNAs as crucial regulators of apoptosis in C. elegans embryogenesis, preserving progenitor cells and ensuring proper nervous system development. By genetically blocking specific microRNAs, researchers observed significant increases in egl-1 mRNA levels, leading to premature cell death.
A new study by researchers at Boston Children's Hospital has successfully used stem-cell-derived cells to identify potential treatments for the rare blood disorder Diamond Blackfan anemia. The team found a promising compound called SMER28, which was able to get live mice and zebrafish to produce red blood cells.
Researchers at Osaka University discovered a molecular mechanism underlying some autoimmune diseases. Satb1 regulates the development of regulatory T cells (Treg cells), which are essential for controlling hyperactive immune systems.
Researchers at Osaka University discovered a new subgroup of monocytes called SatM, which may contribute to fibrosis. These cells showed characteristics that suggested they were hybrids of different immune cells and can be regulated by C/EBPβ.
A study by Children's National Hospital found that Sirt1 plays a crucial role in regenerating glial cells from endogenous progenitor cells after hypoxia-related brain injury. The protein's activity can be modulated by sirtinol, an off-the-shelf drug, and may help alleviate developmental delays in preterm infants.
Researchers found that harmine increases proliferation of human neural progenitor cells by inhibiting DYRK1A, leading to a 70% increase in new neural cell generation. This effect may lead to potential therapeutic applications for depression and neurodegenerative diseases.
Researchers found that Zika virus disrupts fetal brain development by interfering with human neural progenitor cells, leading to microcephaly. They also identified specific small RNAs from the virus that could impact brain development and lead to microcephaly in mice.
Researchers will study cellular and molecular mechanisms of lung regeneration, targeting AT2 cells with gene editing techniques to correct disease-causing mutations and promote repair.
Researchers found that Asian Zika strains cause more harm to neural progenitor cells than African strains, particularly with the p53 gene. This discovery could lead to potential inhibitors of p53 as treatments to protect brain cells from cell death.
Salk Institute scientists have discovered a method to create unlimited numbers of precursor kidney cells using a three-dimensional culture and new supporting molecules. These early-stage kidney cells could be used to grow replacement kidney tissue for studying and treating diseases.
Researchers at Rockefeller University and La Jolla Institute for Allergy and Immunology found that Zika virus can infect adult brain cells, specifically neural progenitor cells, leading to cell death and reduced neuron generation. This may have implications for cognitive decline and conditions such as depression and Alzheimer's disease.
Researchers created a mini-brain model to study idiopathic autism, revealing early neuronal overgrowth and dysfunctional cortical networks. The model shows a defective Wnt pathway and misregulated neurotransmitters, leading to reduced excitatory synapses and functional defects.
Researchers have developed a culture method that significantly increases kidney progenitor cell proliferation while maintaining their ability to form glomeruli and tubules. This breakthrough finding has major implications for regenerative medicine, potentially aiding in the search for causes of kidney disease and new drug development.
Researchers found that Zika virus infects about 20% of brain progenitor cells, which can become neurons, and continues to replicate for weeks without stimulating an immune response. The study provides insights into the severe neurological effects caused by Zika, such as microcephaly and impaired growth in infants.
A randomized controlled trial found that black raspberry extract significantly lowers arterial stiffness, a key indicator of cardiovascular disease. The study also showed increased levels of endothelial progenitor cells, which help repair damaged arteries.
Researchers found that removing Dnmt1 during OPC differentiation led to inefficient myelin formation and neurological deterioration in mice. This discovery could lead to a better understanding of myelin disorders and potentially develop treatments.
Researchers have discovered cells in the urine of preterm infants that can differentiate into mature kidney cells and provide protection against cell death. These cells could potentially be used as a treatment to regenerate damaged kidneys and improve outcomes for patients with kidney disease.
Researchers found that diseased exocrine tissue can cause deficiencies in endocrine cells, leading to diabetes. The discovery suggests a new target for stem cell-based treatments.
A team of Wisconsin researchers has successfully transformed mouse fibroblasts into primitive master heart cells, which can form the developing heart. The technology could permit a scalable method for making an almost unlimited supply of cardiac progenitor cells, providing material to study heart disease and potentially treat diseased ...
Olfactory receptors in human blood cells have been found to be activated by the Sandalore odorant, inhibiting the growth of leukemia cells and promoting red blood cell formation. This discovery could provide a new starting point for developing leukaemia treatments.
Researchers have created a new 'progenitor cell' capable of unlimited expansion and differentiation into mature kidney cells without the risk of forming tumors. This breakthrough presents several advantages over using undifferentiated human stem cells, including reduced tumor growth potential and easier manipulation for therapeutic use.
Researchers at Children's Hospital Los Angeles have successfully engineered a colon from human cells that develops various types of neurons. The study has shown that these specialized neurons can be supplied to tissue-engineered colon, mimicking the enteric nervous system found in native colon.
A study published in PLOS ONE suggests that neurogenin 3-expressing cells in the exocrine pancreas have the capacity to become insulin-producing beta cells. This discovery may lead to novel drug therapies to replenish cells destroyed or damaged by diabetes.
San Diego State University researchers have developed a way to use biotechnology to rejuvenate cardiac progenitor cells, which replicate indefinitely into new heart cells. By overexpressing an enzyme associated with cancer cell growth, they've shown promise in increasing cell proliferation and lifespan in mice, as well as human tissue.
Researchers have identified two signaling molecules required for proper cochlea development. The study contributes to understanding of inner ear development and its potential goal of regenerating sensory hair cells, a key step toward reversing hearing loss in mammals.
Scientists at the University of Pennsylvania have identified a stem-like progenitor cell, called cardiomyoblast, that produces only heart muscle cells. This discovery is expected to accelerate research into cardiac therapies and potentially lead to new treatments for heart damage.
A team led by Otger Campàs and Jérome Gros aims to measure the map of forces generated by embryonic cells as they build limbs. They plan to use a new technique to study mechanical forces in living tissues and explore their role in cell differentiation.
Researchers from Boston University School of Medicine shed new light on tumor metastasis, proposing a hypothesis that reversible epigenetic events regulate different types of metastatic cancers. Epigenetics enables cancer progenitor cells to differentiate into metastatic tumors.
Scientists have discovered that blocking the Notch pathway enables cochlear progenitor cells to proliferate and regenerate hair cells, potentially leading to new treatments for hearing loss. The study reveals a new function of Notch signaling in limiting proliferation and regeneration potential of postnatal cochlear progenitor cells.
Researchers found that infant cells must undergo a developmental process involving specific genes before they can participate in group interactions. The study identified the Lsd1 gene as crucial for ovarian follicle progenitor cells to mature at their normal rate.
A clinical trial found that patients who received more CD34+ bone marrow cells experienced significant benefits, with improved ejection fraction and lower rates of major adverse cardiac events. The study, which enrolled 161 patients, showed a dose-dependent trend in the effects of cell therapy on heart function.
Researchers at Morgridge Institute for Research discovered a method to impose an immortal-like state on mouse progenitor cells responsible for producing blood and vascular tissue. The breakthrough enables the creation of functional endothelial, blood, and smooth muscle cells, paving the way for cell-based therapies and drug screening.
Researchers at Harvard University developed a barcoding tool to track the origin of blood cells, revealing that progenitor cells, not blood stem cells, give rise to specific blood cell types. This discovery challenges scientific dogma and has potential applications for blood regeneration therapies.
Researchers have identified a process that explains how diverse neurons are generated in the fruit fly's visual system, involving temporal patterning and cell survival.
Researchers have found that adult myelination is crucial for regulating neural networks and supporting functions such as learning and memory. The study, published in Neural Regeneration Research, highlights the importance of myelin plasticity in coordinating with neurogenesis and synaptic plasticity.
Researchers at the University at Buffalo have identified SOX10 as a key transcription factor that initiates myelination in human brain cells. This discovery brings researchers closer to developing a viral or pharmaceutical approach to inducing SOX10 in MS patients, which could lead to a more effective treatment for multiple sclerosis.
Researchers have discovered that simultaneous transplantation of neural and vascular progenitor cells reduces brain damage and improves behavioral recovery after ischemic stroke. The study suggests that cotransplantation of these two cell types is more effective than single-cell therapy in promoting recovery.
Scientists have identified two critical molecules that guide cardiac progenitor cells to form the heart in developing embryos. The discovery could help researchers understand congenital heart defects and improve embryo survival and growth.
Researchers found that multiple types of primitive cells in blood provide the same benefits as a single stem cell, including protecting and repairing blood vessels. The study used a systems approach to analyze gene activity patterns, identifying 15 genes with cardiovascular-relevant functions.
Researchers at Stanford University have developed a technique to study the genetic activity of individual cells during embryonic development. By analyzing the genes active in lung cells at different stages, they revealed how specific cell types are formed and gained insights into the mechanisms of alveolar cell differentiation.
A Stanford team decodes genetic instructions in embryonic cells, revealing how they transform into specialized cell types. They focus on lung cells, capturing precise gene activity at different stages of development, shedding light on alveolar type I and II cells' unique properties.
Researchers have found that certain cells contribute to kidney function decline by causing destructive scarring, making them attractive targets for treatments. An additional but limited reserve of mature and functional filter cells is present at birth, which can be preserved and protected through pharmacological strategies.
Researchers have identified a priming cocktail that improves the success of cardiac stem cell grafting, enhancing cell adhesion and proliferation. The discovery has potential applications for treating the 700,000 Americans who suffer from heart attacks each year.
A Kyoto University research team developed a method to produce erythrocyte progenitor cells with almost unlimited replication ability in vitro. These cells were successfully differentiated into mature erythrocytes with oxygen-carrying capacity, showing potential for a reliable transfusion system.
Researchers found that co-transplanted endothelial progenitor cells (EPCs) improved the engraftment of pancreatic islet cells in mouse models, leading to a significantly improved cure rate and glycemic control. This study suggests that EPCs modulate the expression of connexin 36 and affect glucose-stimulated insulin release.
Scientists have identified a new approach to treating multiple sclerosis by boosting oligodendrocyte precursor cells, which can repair damaged nerve fibers. A Parkinson's disease drug called benztropine was highly effective in treating a standard model of MS in mice, both alone and in combination with existing therapies.
Researchers found that RhoA is necessary for proper regulation of cytokinesis in hematopoietic progenitor cells, which produce specific types of blood cells. The study showed that RhoA deficiency causes hematopoietic failure and defective blood cell production.
Researchers have developed a high-yield method for isolating viable hepatocytes from cryopreserved neonatal livers, showing better thawing recovery than those from adult livers. This breakthrough may provide an alternative source for liver cell transplantation, potentially improving patient outcomes.
Researchers have successfully induced differentiation of Wharton's jelly mesenchymal stem cells into retinal progenitor cells, offering a promising new treatment option for visual impairment in retinal degenerative diseases. The study demonstrates the potential of these stem cells as seed cells for clinical treatment.
Researchers used iPS cells from a CAMT patient to study the disease, finding that thrombopoietin receptor signaling is crucial for megakaryocyte and erythrocyte production. Compensatory transduction of receptors normalized these processes, highlighting the potential for thrombopoietin-like drugs to treat anemia.
A recent study published in Nature identifies a population of multi-potent cardiopulmonary progenitor cells, named CPPs, that coordinate heart and lung co-development. These cells are essential for adaptation to terrestrial existence and have implications for diseases such as pulmonary hypertension.
Neuroscientists at Johns Hopkins discovered that progenitor cells in the adult brain are highly dynamic, transforming into cells that insulate nerve fibers and help form scars. These cells communicate with each other to maintain a regular distribution throughout the brain and spinal cord.
A new study has characterized cells responsible for driving calcium build-up in vessel walls, providing a potential therapeutic target. The researchers found that certain cells can differentiate into osteoclasts, leading to softening of the blood vessels, and that manipulating these cells could lead to a reduction in heart disease risk.
Researchers at Stanford University School of Medicine have identified a group of progenitor cells in the inner ear that can become sensory hair cells and supporting cells. These findings may lead to new ways to treat hearing loss and deafness, and could potentially aid patients with damaged or impaired sensory hair cells.
Researchers found that fluoxetine stimulates the production of new neurons from neural progenitor cells in the adult cortex. This process coincides with a reduction in apoptotic cell death following ischemia, highlighting the potential neuroprotective response induced by this antidepressant drug.