Articles tagged with Stem Cell Differentiation
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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.
The Prkci gene plays a crucial role in maintaining the balance between stem cell self-renewal and differentiation into specialized cell types. Without Prkci, mouse embryonic stem cells overproduce stem cells, leading to an abundance of secondary structures.
Researchers at RIKEN have discovered a method to maintain immune cells in a stem cell-like state by inhibiting differentiation, allowing them to proliferate extensively. This breakthrough could lead to the development of new treatments for regenerative medicine and immune therapy.
A new technique using human embryonic stem cells has been developed by Professor Gilbert Bernier, allowing for the production of light-sensitive retina cells. This breakthrough could lead to treatments for currently non-curable eye diseases like Stargardt disease and age-related macular degeneration.
Researchers found fetal cartilage-derived progenitor cells (FCPCs) have superior cartilage repair capabilities than mesenchymal stem cells (MSCs). FCPCs showed yields approximately 24 times greater and possess self-renewal and multi-lineage differentiation abilities.
Researchers at Tufts University discovered that exosomes can induce human mesenchymal stem cells to differentiate into neuron-like cells. The study suggests a promising approach for treating nerve injuries and potentially reversing paralysis.
Researchers have created a new method for controlling gene activation, allowing for precise regulation of gene expression in cells. The method employs CRISPR technology combined with chemical compounds to activate specific genes without altering the genome.
Researchers have identified a protein, NFIX, that promotes the differentiation of neural stem cells into oligodendrocytes, a type of glial cell crucial for protecting neurons. This finding has implications for the development of stem cell-based therapies for brain injury and demyelinating diseases.
Researchers find nucleoporins, proteins that guard the nucleus, also regulate gene expression and control stem cell differentiation into neurons. The discovery sheds new light on genetic diseases caused by mutations in these proteins.
Researchers successfully grow multiple brain structures and form connections between them in vitro for the first time. The new method uses human pluripotent stem cells to produce connections between neurons from different brain regions.
Researchers at the University of Freiburg have identified a key signal molecule involved in controlling plant stem cell activity. The discovery sheds light on how plants regulate stem cell growth in response to environmental signals.
Researchers developed an algorithm called KeyGenes that uses gene expression to predict the future identity of human fetal stem cells. The platform integrates data from both human fetal and adult tissue, allowing for more accurate differentiation protocols.
Weizmann Institute researchers resolved the debate on lymphatic system origins, discovering that lymphatic cells grow from a niche within embryonic veins. They also identified a key gene, WNT5B, which prompts stem cells to differentiate into lymphatic cells.
Researchers at the Salk Institute have discovered a novel type of pluripotent stem cell capable of developing into any type of tissue. The new cells, dubbed region-selective pluripotent stem cells (rsPSCs), were easier to grow in the laboratory and offered advantages for large-scale production and gene editing.
Researchers found that differences in reactivity to retinoic acid in spermatogonial stem cells are controlled by the Rarγ gene. This discovery explains how mammalian testis maintain a delicate balance between stem cell numbers and differentiation into sperm. The study suggests that other tissues may also be maintained through similar m...
Researchers at UC Santa Barbara discover that WDR5 plays a crucial role in the final step of cell division, promoting the disassembly of midbody microtubules and contributing to abscission. The study reveals that WDR5 localizes to the dark zone of the midbody, a previously considered 'junk' structure.
A new stem cell disease model reveals how a protein known to prevent tumor growth in most cases may drive bone cancer when genetic changes cause its overproduction. The study focused on rare genetic disease Li-Fraumeni Syndrome, which increases the risk of many cancers, including osteosarcoma.
Researchers discovered that Snai1 protein controls the fate of intestinal stem cells in mice, regulating their survival and differentiation. By reducing Snai1 activity, intestinal stem cells shifted towards secretory roles, impairing regeneration and promoting tumor growth.
Researchers discovered that Oct4 gene alleles pair up at critical moment of embryonic stem cell differentiation, a process called tissue-specific cell development. This phenomenon supports the notion that allele pairing plays a role in regulating gene expression.
The FANTOM5 project has discovered that the activation of enhancers triggers coordinated changes in gene expression, leading to dramatic cellular phenotypic changes. This understanding is crucial for understanding cell differentiation and human biology.
Researchers found that stem cells derived from amniotic tissues have immunosuppressive properties, specifically inhibiting natural killer cell activity and inducing white blood cell activation. The study identified interleukin-10 and prostaglandin E2 as key factors contributing to these effects.
Researchers at Northwestern University have developed a novel microfluidic device that allows for electroporation of adherent stem cells during differentiation, enabling the delivery of molecules in a non-destructive manner. This breakthrough has the potential to advance fundamental knowledge and state-of-the-art in stem cell research.
Scientists at Weizmann Institute and Cambridge University successfully created human primordial germ cells, the earliest precursors of sperm and ova, in a lab. The breakthrough method could help address fertility issues and potentially enable new reproductive technologies.
Researchers at the University of Copenhagen have discovered a way to promote stem cell growth by inhibiting their ability to make decisions. By blocking key choices, embryonic stem cells can be transformed into more efficient cell types, potentially leading to breakthroughs in cancer treatment and gut-related disorder therapies.
RIT professor Thomas Gaborski is using ultra-thin nano-membranes and adipose stem cells to create functional vascular networks necessary in engineering tissue, skin, and organs. His research aims to address the critical shortage of donor organs and alleviate organ rejection by utilizing a person's own stem cells.
Researchers at Rutgers University have developed a platform called NanoScript, which can interact with endogenous DNA and regulate gene expression. This technology has great potential for advancing stem cell therapeutics and treating debilitating injuries and diseases such as Parkinson's disease and spinal cord trauma.
Researchers at INSERM have developed an innovative approach to produce human motor neurons from stem cells in just 14 days, nearly twice as fast as before. This breakthrough could lead to rapid progress in understanding and treating diseases like infantile spinal muscular amyotrophy and ALS.
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.
The New York Stem Cell Foundation has launched the largest-ever stem cell repository, offering over 600 induced pluripotent stem (iPS) cell lines from diverse human subjects. The repository provides a vast resource for scientists to study various diseases, including type 1 diabetes, Parkinson's disease, and multiple sclerosis.
A new study published in The Lancet reports the first evidence of medium-term to long-term safety and tolerability of human embryonic stem cell transplants in humans. hESCs restored sight in more than half of patients with severe vision loss, and no safety concerns were detected after up to 3 years post-transplant.
Researchers discovered a turmeric compound, ar-turmerone, promotes stem cell proliferation and differentiation in the brain, suggesting its potential as a future drug candidate for treating stroke and Alzheimer's disease. The study found that ar-turmerone increased neural stem cell proliferation by up to 80% without affecting cell death.
Researchers at University of Wisconsin-Madison found that the stiffness of surfaces on which stem cells are grown influences cell fate. A soft, brain tissue-like surface directed cells to become neurons, while stiffer surfaces favored the stem cell state.
A team of researchers from the Centre for Genomic Regulation in Barcelona has identified a key protein involved in stem cell reprogramming, Nanog. The study reveals how Nanog works with another protein, beta-catenin, to maintain stem cells in a pluripotent state.
Researchers at the University of Miami found that small dosages of nicotine in cigarette substitutes can harm the musculoskeletal system due to overuse. The study suggests that more information is needed on the potential effects of these alternatives, which are not yet regulated by the FDA.
Researchers have developed a method to isolate stem cells from skeletal muscle that can regenerate nerves after severe damage. These cells, called Sk-MSCs, have been shown to facilitate the growth of responsible nerve and vascular cells, making them a potential tool for treating large resection surgery.
Research by bioengineers at UC San Diego reveals that the stiffness of the extracellular matrix is a key factor in guiding stem cells towards specific cell types. The study found that varying the stiffness of the hydrogel had no effect on the differentiation process, ruling out protein binding as a crucial factor.
Adult stem cells in fruit flies undergo self-renewal and differentiation through competition between Bam and COP9 proteins. This study reveals the molecular mechanisms controlling balance between these functions, which could inform therapies to regenerate diseased tissue.
A team of scientists led by Prof. Claudia Waskow has successfully generated a mouse model that supports human blood stem cell transplantation without irradiation, enabling the study of human blood development in a physiological setting. This breakthrough could lead to improved treatment options and disease research for patients with he...
Researchers found that microRNA miR-21 regulates the differentiation of neural crest stem cells (NCSCs) from human hair follicles into Schwann cells. By binding to the 3'-UTR of SOX2 mRNA, miR-21 down-regulates SOX protein expression, increasing SC differentiation capacity.
Researchers use mathematical tool to analyze gene networks and determine transition pathways between steady states, providing insight into how stem cells differentiate. The study builds on previous theories, incorporating the role of protein binding to DNA in gene expression.
Researchers at Stanford Medicine found that coaxing iPS cells in the laboratory to become more-specialized progeny cells before transplantation into mice allows them to be tolerated by the immune system. This process reduces the risk of rejection and eliminates the need for immunosuppression.
Researchers investigate gene expression during Drosophila development, finding thousands of mRNAs translated differently and a protein kinase complex regulating translational changes. The study provides insights into the oocyte-to-embryo transition and its role in embryogenesis.
A recent study found that Tai Chi intervention increased the number of CD34+ cells in young adults, a potential indicator of anti-aging effects. This increase was comparable to brisk walking, suggesting that Tai Chi may be an effective exercise for promoting healthy aging.
The new method uses transcription factors to promote cell differentiation and maturation, producing nerve cells with functional characteristics similar to mature cells found in the body. This breakthrough could accelerate the development of new drugs and stem cell-based regenerative medicine for age-related diseases such as Parkinson's...
Researchers have isolated and grown breast tissue stem cells in the lab, allowing them to study both breast development and cancer. The study found that CRIPTO and GRP78 are crucial for maintaining stem cell populations, and targeting these proteins could halt or slow cancer growth.
Researchers at the University of Cambridge have discovered that embryonic stem cell nuclei exhibit auxeticity, a property allowing them to 'sponge up' essential materials. This unusual behavior has potential applications in soundproofing, super-absorbent sponges and bulletproof vests.
Human embryonic stem cells grown on soft, synthetic micropost carpets made of polydimethylsiloxane turn into nerve cells faster and more often than those grown on traditional plates or rigid carpets. This breakthrough could advance stem cell therapies for diseases such as amyotrophic lateral sclerosis.
Scientists at the University of Nottingham have developed a new substance to simplify stem cell manufacturing, enabling mass-production of complex living materials. The innovation allows for both self-renewal and differentiation in a single step process, with implications for regenerative medicine.
Researchers from Sichuan University found that glial cell line-derived neurotrophic factor (GDNF) transfection promotes the neuronal differentiation of bone marrow mesenchymal stem cells. This enhancement is associated with increased expression of GDNF, nerve growth factor, and growth-associated protein-43. The study suggests a therape...
Researchers from Karolinska Institutet found that the MYC gene promotes neural cell differentiation rather than proliferation in intact neural tissue. This discovery may lead to new approaches for treating spinal cord injuries and promoting nerve cell growth.
Researchers at Helmholtz Munich have made a breakthrough in creating insulin-producing beta cells from stem cells. By understanding the molecular regulation of stem cell differentiation, they can generate functional specialized cells for regenerative therapy approaches to chronic diseases like diabetes. This discovery has significant i...
A new imaging technique called white-light diffraction tomography (WDT) provides high-resolution, three-dimensional images of living cells without the need for dyes or chemicals. This allows researchers to study cellular processes and dynamics in a non-invasive manner, enabling unprecedented insights into cell function and behavior.
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.
Researchers at the University of Cambridge have created a technique that can pinpoint the factors driving cell differentiation, including previously unidentified genes. The method uses haploid embryonic stem cells to uncover how cell differentiation works.
Researchers at Queen Mary University of London found that growing adult stem cells on micro-grooved surfaces disrupts primary cilia length, controlling subsequent behavior and specialization. This discovery has potential applications in treating conditions like arthritis, Alzheimer's disease, and Parkinson's disease.
Researchers at MIT and Brigham and Women's Hospital have successfully grown unlimited quantities of intestinal stem cells that can differentiate into mature cells. These cells hold promise for treating diseases such as ulcerative colitis and could be used for drug development and testing.
Researchers at Salk Institute create three-dimensional kidney structures from human stem cells, offering new avenues for studying kidney development and diseases. The breakthrough may lead to the discovery of new drugs targeting human kidney cells.
A traditional Chinese medicine, Buyang Huanwu Decoction, has been shown to improve neurological function in patients with stroke. The decoction increases the number of cells positive for markers of neuronal differentiation and synaptic plasticity in ischemic rat cerebral regions.
Researchers at Harvard University have identified a novel mechanism of kidney repair, where mature cells reprogram themselves after injury. This finding challenges the long-held theory that kidney stem cell populations respond to damage.
University of Toronto researchers have developed a method to rapidly screen human stem cells, allowing for better control over their fate. The technology uses robotics and automation to test compounds or drugs at once, with controllable environments to study cell characteristics as they differentiate.