Articles tagged with Stem Cell Research
A new clinical study reveals that treatment with mesenchymal stromal cells reduces inflammation in patients with chronic obstructive pulmonary disease (COPD). The study provides insights into the therapeutic potential of MSCs as a novel treatment for COPD, which is a leading cause of morbidity and mortality worldwide.
Researchers generated brain organoids containing functional optic cups from human induced pluripotent stem cells (iPSCs), demonstrating intrinsic self-patterning ability. The optic cups exhibited light sensitivity, diverse retinal cell types, and connectivity to brain regions.
Researchers used autologous adipose micrografts to treat tendon injuries in sheep, achieving similar diameter and hardness to healthy tendons within two months. The study suggests a safe, reliable, and relatively fast way to promote tendon healing, with potential for human treatment.
Scientists at University of California San Diego School of Medicine have developed a method to keep cultured hematopoietic stem cells healthy, positive news for patients seeking stem cell transplants. The findings also hint at a new way to ward off aging by super-activating the heat shock pathway.
Researchers created the first detailed cell-by-cell description of how the coronal suture develops, identifying new genes and cell types involved in generating stem cells that grow skull bones. The study aims to advance new interventions for patients with craniosynostosis.
A study confirmed the safety of a novel stem cell therapy for knee pain caused by osteoarthritis. The treatment, which involves transplanting patient's own mesenchymal stem cells into the affected knee, showed no serious side effects over five years.
Researchers at the University of Helsinki have identified short non-coding RNA molecules in human ova and embryos, shedding light on embryonic development. The study's findings may lead to improved infertility treatments and a deeper understanding of early miscarriages.
Researchers from USC Stem Cell discovered a latent regenerative potential in the inner ear's sensory cells. They found that epigenetic modifications regulate hair cell development and identified a key histone decoration, H3K4me1, that keeps supporting cells primed for transdifferentiation.
A new research project aims to create strong, malleable biomaterials that support stem cell growth for improved skull reconstruction surgeries. The $2.4 million grant will help accelerate bone regeneration and reduce complications.
A new imaging technique developed by the Skala Lab can predict the efficiency of cardiomyocyte differentiation from human pluripotent stem cells, providing a non-invasive quality control method. The technique uses autofluorescence to measure metabolic activity and has been shown to be accurate in predicting outcome with high consistency.
The American Association for Dental Research recognized Ning Yu, a researcher at The Forsyth Institute, for her contributions to periodontal research. Yu received the $10,000 USD fellowship to support women researchers in early stages of their careers and promote diversity in the field of oral biology.
Researchers have found a vital mechanism that helps mammalian stem cells protect themselves from RNA viruses. The scientists suggest this could one day be exploited in the development of new antiviral treatments.
Researchers at Kumamoto University discovered that muscles and satellite cells retain positional memory from fetal life, based on the expression pattern of the homeobox (Hox) gene cluster. This finding is expected to provide insights into the pathogenesis of muscle diseases and develop regenerative medicine.
Researchers at the University of Virginia Health System have developed a groundbreaking model of a mammalian embryo using stem cells. The model, which can form heart, muscles, blood vessels and nervous system tissues, marks a major step forward in understanding mammalian development and potentially battling diseases.
Researchers from Tokyo Medical and Dental University have developed an AI system called DeepACT that quickly identifies healthy stem cells with the same accuracy as humans. This technology speeds up the process of evaluating stem cell quality, which is crucial for skin grafts and other applications.
Scientists at USC have created rudimentary kidney structures, known as organoids, that resemble the collecting duct system. These organoids can be used to study kidney disease and test potential therapeutic drugs.
Researchers discovered that cancer cells hijack an ageing gene to block environmental factors and gain a competitive advantage over healthy stem cells. The study's findings suggest that blocking the function of this enzyme could lead to new therapies for patients predisposed to intestinal cancers.
Researchers identified a novel vascular cell maintenance system where BEH3 competes with other transcription factors to stabilize vascular stem cell multiplication and differentiation. They also found that BEH3 hinders the activity of other BES/BZR transcription factors, indicating its opposing function in regulating vascular stem cells.
Experts call for global regulation to prevent unproven stem cell treatments from putting patients' lives at risk. The authors propose establishing an advisory committee on regenerative medicine and promoting harmonization among regulatory standards.
Researchers used base editing to convert a pathogenic hemoglobin gene to a benign variant, rescuing disease symptoms in animal models and enabling long-lasting production of healthy blood cells. The treatment successfully edited up to 80% of the mutated gene in human blood stem cells and maintained its effects in mice for 16 weeks.
Researchers developed a nanofiber-integrated cell encapsulation device that protects insulin-secreting cells from the immune system, allowing them to secrete insulin and control blood sugar levels. The implant was successful in mice with diabetes for up to 200 days without suppressing the immune system.
Researchers developed a method called SARSeq that enables large groups to be tested for SARS-CoV-2 with the same sensitivity as regular PCR tests. The method processes up to 36,000 samples in less than 48 hours and is highly specific and scalable.
Scientists have found key trends in how proteins are localized in mesenchymal stem cells, which can be controlled by substrate stiffness. This discovery may guide the control of stem cell states for research and medical treatments.
Researchers developed cardioids, human self-organizing cardiac organoids that recapitulate heart chamber formation and function. The model reveals how signaling and transcription factors control cardioid chamber formation and triggers an in vivo-like accumulation of extracellular matrix proteins after injury.
A recent case study by Johns Hopkins Medicine researchers provides evidence that medical marijuana may be an effective treatment for patients with chronic itch. The team found that THC, a compound in cannabis, attaches to brain receptors and reduces inflammation, leading to a reduction in skin sensations such as itchiness.
Researchers used advanced imaging technology to film Zebrafish brains while they were alive, revealing that the activation of stem cells responsible for generating neurons is not random, but rather coordinated. This finding has important implications for understanding brain development and may lead to new treatments for neurodegenerati...
A new stem cell-based vaccine has demonstrated 75% protection against pancreatic cancer in a mouse study. The vaccine targets multiple antigens found on pancreatic cancer cells, potentially leading to a more durable immune response.
Researchers at the University of Exeter have discovered a method to recreate the early structure of the human embryo from stem cells in the laboratory. This approach enables the study of human fertility and reproduction, with potential benefits for infertility research and IVF procedures.
Researchers at NIH have devised a four-part small-molecule cocktail, CEPT, that protects induced pluripotent stem cells from stress and maintains normal stem cell structure and function. The cocktail enhances the potential therapeutic uses of stem cells in treating diseases like diabetes, Parkinson's disease, and spinal cord injury.
Researchers at Beth Israel Deaconess Medical Center have successfully created 3D organoid models of the human pancreas from human stem cells, including both acinar and ductal structures. The new platform could lead to the discovery of markers for early diagnosis and monitoring of pancreatic cancer.
A new stem cell therapy strategy has shown promising results in treating intestinal bowel disease in premature infants. The treatment uses human placental-derived stem cells to repair damage caused by the disease and promote healing of the intestinal barrier.
A team of researchers has created the first-ever single-cell atlas of the human teeth, revealing cellular heterogeneity and stem cell populations with great regenerative potential. The study highlights the importance of microenvironmental specificity in functional differences between stem cells in various tooth compartments.
Researchers have made significant findings in the fight against COVID-19, including a link between long-term blood vessel problems and an increased risk of heart disease. Studies also suggest promising leads for antiviral treatments and potential therapies using stem cells, as well as changes in science education during the pandemic.
Researchers successfully generate synthetic mouse embryos containing the three fundamental cell types normally found in pre-implantation embryos. The study provides strong evidence that the system is a good model for studying early embryo development, shedding light on the mechanisms of totipotency and the causes of early pregnancy loss.
WeHI researchers have developed a new single-cell technique, SIS-seq, to understand the programming behind stem cells making particular cell types. The research uncovered 30 new genes that program stem cells to make dendritic cells that kick-start the immune response.
The International Society for Stem Cell Research (ISSCR) has launched a new podcast called The Stem Cell Report with Martin Pera, which delves into the inspiration and stories behind stem cell research. The podcast features interviews with leading researchers and experts in the field.
Researchers found that aged bone marrow niches restrict the function of rejuvenated hematopoietic stem cells, which can lead to leukemia. The study suggests that addressing the influence of an aged niche is crucial for sustaining the function of rejuvenated HSCs.
Researchers at Monash University developed a new technique to speed up bone implant recovery by altering the shape and nucleus of individual stem cells. The micropillar array 'tricks' the cells into becoming bone, increasing bone production by four times compared to current methods.
Harvard researchers identify how chronic stress impairs hair follicle stem cells, leading to delayed regeneration and hair loss. The study found that the stress hormone corticosterone delays stem cell activation, while Gas6 pathway activation promotes hair growth.
A new study by the Linda Crnic Institute for Down Syndrome identifies a higher-than-expected rate of clonal hematopoiesis in individuals with Down syndrome between the age of one to 20 years old. This precocious clonal hematopoiesis is linked to an increased risk of leukemia, with oncogenic mutations dominating the TET2 gene.
Researchers at the University of Southampton developed a new technique using gold nanoparticles to detect and enrich skeletal stem cells. The method is simpler, quicker, and up to 50-500 times more effective than existing methods, offering promising areas for bone disease treatment.
The research team identified vinculin as critical for maintaining the quiescent properties of hair follicle stem cells. Vinculin's loss leads to weak cell-cell junctions and dysregulated YAP1 pathway, causing increased cell proliferation and loss of quiescence.
A study by researchers at Warwick Medical School reveals that decidual precursor cells play a critical role in pregnancy and their depletion may lead to recurrent pregnancy loss. The study suggests that these cells can be harnessed to prevent pregnancy disorders, offering new hope for women struggling with miscarriage.
The National Eye Institute's Data Commons now offers access to AREDS2 data, including thousands of participants with age-related macular degeneration. Researchers can analyze genomic and phenotypic data, as well as retinal images, to better understand the disease and develop new therapies.
A UCLA-led research team identified a chemical cocktail that enables large numbers of muscle stem cells to be produced within 10 days. The approach shows promise for improving muscle regeneration and could lead to the development of stem cell-based therapies for muscle loss or damage due to injury, age, or disease.
Mouse embryos can now be grown outside the womb for up to six days, allowing researchers to observe early stages of development in unprecedented detail. The method, developed by Weizmann Institute of Science researchers, enables detailed study of embryonic development and potential insights into birth defects.
Researchers have created stem-cell-derived organoids that can produce mature tear products, shedding light on the biology of crying and dry-eye disease. The organoids can be transplanted into mouse tear glands and form functional duct-like structures, revealing new insights into potential treatments for Sjögren's syndrome.
A team of bioethicists and scientists proposes a cautious, stepwise approach to studying human embryos beyond the 14-day limit, potentially unlocking insights into early development disorders and therapies for infertility. The proposed research aims to serve important goals that cannot be adequately met by other means.
Researchers found that astrocytes from patients with bipolar disorder secrete more IL-6, which worsens symptoms and negatively impacts neuronal activity. The study highlights the potential role of astrocyte-mediated inflammatory signaling in psychiatric diseases.
Researchers successfully grow mouse stem cells into sperm in the body of rats, paving the way for efficient reproduction and future applications.
A new method called MutaSeq can distinguish cancer stem cells from healthy stem cells using single cell sequencing. This technology has the potential to identify drug targets that could eradicate leukemia at its source.
A study by University of Zurich researchers reveals that increasing lamin B1 levels in aging mice stem cell division improves, leading to increased new neurons. The findings offer hope for future therapies targeting neurogenesis in older individuals or those with degenerative diseases like Alzheimer's.
The JDRF Center of Excellence in New England will focus on accelerating gene editing approaches for beta cell replacement therapy, aiming to solve the problem of immune rejection of beta cells. The center will collaborate with leading Massachusetts-based experts to develop new technologies and strategies to prevent beta cell destructio...
A team of researchers led by Alysson R. Muotri used stem cells to create 'mini-brains' modeled after extinct Neanderthals, discovering a single genetic alteration that could explain key differences in brain development and function between modern humans and our closest relatives
Scientists at RIKEN Center for Biosystems Dynamics Research have identified a population of hair follicle stem cells and developed a recipe for normal cyclical regeneration. In the study, 81% of bioengineered hair follicles generated in NFFSE medium went through at least three hair cycles and produced normal hair.
Researchers at NYU Tandon and NYSF have developed a system to sculpt bone tissue with features smaller than a single protein, opening doors for disease modeling, cell research, and targeted therapies. The technology could revolutionize drug discovery and develop better orthopedic implants.
Researchers found that a widely used cell type for brain research was misidentified as an endothelial cell, but could be reprogrammed to resemble one using gene expression manipulation. This study highlights the importance of rigorously evaluating stem cell models before embracing them.
Researchers at the University of Cambridge have developed a new method called Multi-Organoid Patterning and Fusion (MOrPF) to grow miniature versions of organs. The technique enables faster assembly of organoids into airway tubes with uninterrupted passageways, retaining their shape even in the absence of external support.
Researchers at North Carolina State University found that treating mesenchymal stem cells with TGF-β2 reduces the immune response in recipients. This could lead to simplified treatment options for ligament and tendon injuries in horses, as well as potential human therapies.
In mice, blood vessel cells produce factor that stimulates blood stem cells, maintaining their self-renewal capacity. However, production of this factor ceases with aging, leading to loss of self-renewal ability and weakening of the immune system.