Articles tagged with Stem Cell Differentiation
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Researchers develop bioinks that can mimic the dynamic properties of native tissue, enabling the creation of functional tissues and organs. The goal is to produce personalized materials that would not be rejected by the body.
A Korean research group has developed a new cell co-culture platform that enables the differentiation of stem cells into desired cell types without special pretreatment. The platform displays surface traits similar to those of the extracellular matrix, providing cells with an environment similar to that of the body.
Researchers at Kanazawa University identified three genes Alk, Bclaf3 and Prkra that regulate the self-renewal and differentiation of gastric tissue stem cells. These genes suppress Wnt signaling, a pathway crucial for tissue homeostasis and recovery from damage.
Researchers from Osaka Prefecture University have successfully isolated canine induced pluripotent stem cells, paving the way for regenerative therapies in dogs. The development of these cells could also have implications for human medicine, as they share similar environmental and genetic factors with humans.
Researchers have overcome a major speed limit in manufacturing human neurons from stem cells, enabling rapid production of unlimited numbers of neurons. This breakthrough has significant advantages for academic researchers and pharmaceutical developers, providing a critical cell type weeks faster than before.
Scientists create a system to quickly and easily convert human stem cells into various cell types, including neurons and blood vessels. The researchers identified 290 DNA-binding proteins that reprogram stem cells into target cells within four days.
Researchers induced KLF2 in dental pulp-derived stem cells to promote osteoblast differentiation and increase bone growth. The study aims to reduce the occurrence and severity of rheumatoid arthritis, osteoporosis, and other bone diseases.
Researchers from Kyoto University and Tokai University have developed a new apparatus to study terahertz radiation's effects on human stem cells. The findings reveal that terahertz pulses activate genes involved in motor neuron survival and mitochondrial function, while deactivating those involved in cell differentiation.
A bioelectronic device driven by a machine learning algorithm successfully controlled the membrane voltage of human stem cells for 10 hours. The closed-loop system countered the natural self-regulating feedback process known as homeostasis, which is essential for cell physiology and functions.
Researchers at Karolinska Institutet have identified all cell populations in mouse teeth and young human teeth, deciphering differentiation pathways of odontoblasts and ameloblasts. The study sheds light on tooth sensitivity and the formation of enamel.
Researchers at Tokyo Medical and Dental University identified a critical role of interferon regulatory factor-2 (IRF2) in maintaining the stemness of intestinal stem cells. IRF2-deficient mice exhibited impaired regenerative responses, highlighting its importance in preserving intestinal stem cell function.
Researchers successfully regulated parameters to enhance cardiomyocyte production, overcoming limitations of embryoid body differentiation. The use of 3D printing enables precise control over stem cell differentiation, paving the way for bio-inspired approaches in regenerative medicine.
The study found that a delicate equilibrium between stem cells and airway cells is necessary for proper lung regeneration. In the aging process, this balance is disrupted, leading to increased cancer risk and other diseases.
Researchers have found that embryonic stem cells use a self-eating process called chaperone-mediated autophagy (CMA) to maintain pluripotency, but switch to a related metabolite when differentiating into specialized cells. This discovery could lead to new regenerative therapies for tissue and organ repair.
University of Minnesota researchers successfully 3D printed a functioning centimeter-scale human heart pump using real human cells. The discovery allows for studying heart function and disease at the cell and molecular level, creating a valuable tool for tracking blood movement and testing treatments.
Researchers found that random movements allow cells to overcome pushing forces and return to the stem cell niche. The team's findings suggest that the dynamics and geometry of tissues play a crucial role in defining stem cell number and dynamics, potentially opening new insights into organ renewal.
A new protocol enhances stem cells' ability to differentiate into adult cells, improving their quality and efficiency for therapeutic purposes. The study identified microRNA 203 as a key molecule to boost stem cell differentiation, opening doors to improved treatments for degenerative diseases.
Two genes, MTG8 and MTG16, regulate stem cell differentiation in the small intestine, supporting its fast replacement process. This discovery could help understand how the body maintains a healthy gut and inform research on stem cell differentiation outside of the small intestine.
A study by the Dresden research team discovered the essential role of the SETDB1 protein in regulating heterochromatin formation and preventing inflammation in the intestinal epithelium. The findings suggest that mutations in this gene may contribute to intestinal inflammation in humans, particularly in inflammatory bowel diseases.
Researchers found that the loss of UBE2K enzyme silences key genes for neuronal differentiation, leading to impaired development of nerve cells. The study provides a potential link between epigenetic regulation and neurodevelopmental diseases.
Researchers found that p53 plays a crucial role in regulating cell division and apoptosis only during pluripotent stem cell differentiation, resolving years of conflicting results. The study used various chemotherapy drugs to induce apoptosis in ESCs and showed that p53 is not essential for cell cycle arrest or apoptosis prior to diffe...
Researchers at Marshall University discover a sequence in Na/K-ATPase essential for stem cell differentiation and organogenesis. The study provides the first genetic evidence of this functionality, revealing a previously unrecognized common mechanism underlying animal embryonic development.
Researchers developed an improved pluripotent stem cell differentiation protocol to generate beta cells in vitro, leading to more mature and functional beta cells. The use of CD177 as a quality control marker increases the efficiency and homogeneity of beta cell generation.
Researchers from IKBFU, Moscow, and Kiev investigate the effects of deuterium on adipose tissue differentiation in an in vitro model. They found that varying deuterium concentrations can influence the formation of brown/beige or white adipocytes.
A team of researchers at the Francis Crick Institute identified early-commitment genes that trigger irreversible cell specialization in human embryos. These genes, which include GATA3, activate a positive feedback loop, ensuring cells remain differentiated and do not reverse back to a stem cell state.
Researchers at Karolinska Institutet have developed a new method to refine the production of retinal cells from embryonic stem cells using CRISPR/Cas9 gene editing. The modified cells can hide from the immune system, reducing the risk of rejection and potentially leading to a new treatment for age-related macular degeneration.
Scientists have developed a new technique that can rapidly print two-dimensional arrays of cells and proteins mimicking various cellular environments. This method harnesses photolithography and programmable DNA, allowing for high-throughput study of cell interactions contributing to tissue function.
A new handheld 3D skin printer has been developed to accelerate wound healing of large, severe burns. The device deposits sheets of skin using 'bio ink' made from mesenchymal stem cells, which promotes skin regeneration and reduces scarring.
Scientists use molecular motors to manipulate protein structure, directing stem cells to differentiate into bone cells. The movement of motor molecules induces subtle structural changes, affecting cell attachment and behavior, ultimately leading to altered cell fate.
Researchers have developed a new method to transform stem cells into bone cells using an artificial muscle sheet with shape-memory function. This technology has potential applications in treating complex bone fractures by culturing stem cells on the sheet and adapting them to directly strengthen bones.
Boston researchers developed a novel approach to generate intestinal organoids in vitro using human induced pluripotent stem cells. The protocol allows for the creation of three-dimensional groups of intestinal cells, enabling disease treatment testing and uncovering novel therapies.
A Cornell study identifies a key pathway in gastric SCJ cancers that provides a promising target for future study and therapy. Large pools of immature Lgr5-CD44+ cells, rather than Lgr5+ stem cells, promote cancer in areas where two stomach tissues meet.
A team of Brazilian researchers has developed a technique to create functional mini-livers using human blood cells and 3D bioprinting. The innovation allows for the production of hepatic tissue in the laboratory in just 90 days, and may become an alternative to organ transplantation in the future.
Researchers have identified a complex molecular interaction between reactive oxygen species and protein RITF1 that regulates root growth in the small flowering plant Arabidopsis thaliana. This discovery could lead to more efficient crop development for different soil types, optimizing productivity.
Researchers at Wake Forest Institute for Regenerative Medicine have successfully bioprinted trachea constructs comprising of smooth muscle and cartilage regions, showcasing similar mechanical properties to human tracheal tissue. The novel approach could provide regenerative medicine treatments for damaged or diseased tracheal regions.
Scientists at UCLA have discovered a key protein that enables human blood stem cells to self-renew in laboratory conditions. Activating this protein, MLLT3, increases the number of blood stem cells by at least twelvefold, opening up new possibilities for treating blood disorders.
A team from the University of Tsukuba identifies a novel silencing component called TAF-Iα that plays a crucial role in retroviral silencing during reprogramming. This discovery enables the production of high-quality induced pluripotent stem cells (iPSCs) for regenerative medicine and stem cell therapy applications.
Researchers identified a disruptive relationship between excess nuclear RNA levels and PRC2 function, highlighting the importance of balancing nuclear RNA levels. Excess pA+ RNA hampers PRC2 function through sequestration from DNA.
A new method called VarID quantifies gene expression variability across groups of similar or related cell states, revealing the dynamics of biological noise during cell differentiation. This approach may help understand how gene expression noise regulates development and cell fate decisions.
Researchers at the University of Turku have used super-resolution microscopy to study focal adhesions in human pluripotent stem cells. The study reveals novel features in the ultrastructure of these adhesions, which may be important for maintaining pluripotency. Abrogation of focal adhesion structure leads to a speeded-up exit from the...
Binghamton University researchers aim to develop islet-like organoids that can produce insulin, addressing the shortage of usable islets in current treatments. The project uses induced pluripotent stem cells and oxygen-releasing materials to create microenvironments for controlled cell differentiation.
The study observed changes in A/B compartments of mouse embryonic stem cells, correlating with gene expression and replication timing changes. Chromosome conformation changes preceded gene expression changes, suggesting a physical mechanism for transcriptional regulation.
Researchers found that small changes in SOX2 and OCT4 levels impact embryonic stem cell fate during the G1 phase. Elevated OCT4 levels direct cells towards neuronal and non-neuronal types, while increased SOX2 pushes them towards neuronal-type cells.
A team of scientists at the University of Freiburg has found that the concentration of Argonaute proteins plays a central role in regulating the balance between stem cells and differentiated cells in plants. This balance is crucial for plant development, growth, and adaptation to environmental changes.
Researchers developed a two-layer microchip that enables long-term tracking of stem cell development, overcoming technical challenges. The device allows for high-resolution imaging and manipulation of stem cells, enabling better control and understanding of differentiation processes.
Researchers have found a group of antihistamines that can induce differentiation in leukaemic stem cells, leading to cell death. The discovery offers a potential new approach to treating Acute Myeloid Leukaemia (AML), a disease with a high rate of recidivism.
Researchers analyzed 33 studies on laser-induced forward transfer (LIFT) bioprinting to optimize techniques and materials. They found that LIFT technology provides precise cell transfer and precise 3D printing capabilities, with potential applications in tissue transplantation.
Researchers developed a simple, high-throughput protocol to assess the maturation of hepatic-like cells (HPCs) from induced pluripotent stem cells. The protocol enables quick assessment of stem cell differentiation efficacy and helps optimize differentiation conditions for regenerative medicine.
Researchers at Rice University have created a genetic circuit that allows bacteria to differentiate like stem cells, forming genetically distinct communities with complex behaviors. The discovery, called asymmetric plasmid partitioning, enables the creation of diverse populations of microbes that can exhibit non-native behaviors.
Researchers at Harvard have grown simplified organs with fully integrated sensors, offering a rare view into early stages of organ development. The cyborg organoids can monitor the electrophysiological activity of cells for up to 90 days, providing insights into how individual cells interact and synchronize during development.
Researchers mapped distinct bone marrow niche populations and their differentiation paths for the production of bone, fat and cartilage. The study identified seven distinct cell states in two branching pathways and showed how transcription factors influence fate decisions to specific bone marrow lineages.
Researchers discovered that Par3 regulates contractility of keratinocytes, essential for accurate cell division and preventing DNA damage. The findings suggest that Par3 plays a key role in maintaining skin self-renewal capacity, with dysfunction linked to premature aging and skin cancer.
Boundary cells in zebrafish hindbrain sense mechanical forces to regulate progenitor stem cells and differentiated neurons. The activity of Yap/Taz-TEAD proteins is essential for maintaining boundary cells as proliferating progenitors.
Researchers uncover a molecular mechanism controlling neural stem cell development, enabling precise differentiation into neurons. The discovery sheds light on brain developmental processes and has implications for stem cell biology and cancer research.
Researchers identified hundreds of DNA regions associated with differences in gene expression between individuals, revealing potential links to complex diseases. The study's novel approach using induced pluripotent stem cells and daily RNA sampling sheds light on the dynamic nature of gene expression during cellular development.
Researchers found KLF4 protein stability is critical for stem cells to specialize and become specific cell types. By preventing this breakdown, stem cells can differentiate into organs.
Researchers from Harvard Medical School and others have discovered that undifferentiated cells face multiple competing choices before committing to their ultimate destiny. By analyzing single-cell sequencing data, they found that genetic programs regulate various cellular functions and influence cell specialization.
A new technique developed by researchers at the University of Illinois Chicago and the University of Pennsylvania uses stem cells and flexible implantable bone-stabilizing plates to help speed up bone healing. By mimicking embryonic conditions, this technique encourages stem cells to differentiate into cartilage and bone.
Zebrafish have been found to have a type of pigment cell that can transform into another cell type during normal development, challenging the long-held dogma that once a cell has completed its development, it stays that way. This discovery sheds light on how cells differentiate and may hold implications for regenerative medicine.
The study reveals that brain stem cells use a double-lock mechanism to protect genes that control cell identity, preventing unintended activation. This discovery has great therapeutic potential for reactivating stem cells and could lead to new treatments for neurological disorders.