Articles tagged with Bone Marrow Cells
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Researchers analyzed nearly 1.5 million immune cells from bone marrow samples of 335 newly diagnosed multiple myeloma patients, revealing previously hidden patterns in immune system behavior. The study provides unprecedented insight into immune dysfunction in myeloma and could lead to improved tools for predicting patient relapse risk.
Researchers found that glioblastoma causes skull bone erosion, alters immune-cell balance in skull marrow, and interferes with the body's immune response. The cancer was found to be more aggressive when treated with drugs intended to inhibit skull-bone loss.
A team of scientists has identified seven genes that can transform embryonic stem cells into blood precursor cells, paving the way for a new era in regenerative medicine. The research, published in the journal Blood, uses an unbiased genome-wide screen to uncover the genes involved in hematopoietic stem cell fate.
Researchers discover a molecular mechanism controlling PAX5, key regulator of B-cell maturation. Increasing SIRT7 activity may boost PAX5 levels in leukemic cells, inducing cell death.
A breakthrough treatment targeting bone marrow cancer cells destroyed 90% of multiple myeloma cells in laboratory tests and 60% in human tissue samples. Researchers developed lipid-based nanoparticles containing RNA molecules that silence the CKAP5 gene, inhibiting cancer cell division.
A study found that impairing mitochondria in two different ways can cause severe anemia. Researchers used mouse models to investigate the role of mitochondria in blood cell differentiation and found that disrupting mitochondrial function and dynamics causes anemia through distinct mechanisms.
A new study reveals a previously unrecognized level of heterogeneity and specialization of endothelial and mesenchymal cells in the bone marrow. By integrating single-cell gene expression data, researchers identified 14 endothelial and 11 mesenchymal subclusters, providing insights into blood stem cell self-renewal and differentiation
The study found that mice lacking both Runx1 and Runx2 in CAR cells showed a significant reduction of HSPCs and immune cells, along with an increase in fibrosis. The researchers suggest that Runx1 and Runx2 may be potential targets for the diagnosis and treatment of myelofibrosis.
Researchers used heterochronic parabiosis to connect old and young mice, revealing key mediators of systemic rejuvenation. Aged stem cells in bone marrow were revitalized by exposure to young blood, regaining lymphoid differentiation potential.
Researchers have discovered a way to suppress a specific protein that promotes resistance to drugs commonly used to treat AML patients. This breakthrough has the potential to revolutionize treatment and prolong survival for those affected by the disease.
Scientists have discovered the signature of genes expressed by hematopoietic stem cells that can produce healthy blood cells after being transplanted. This finding could enable scientists to expand these cells outside the body or convert other types of stem cells into functional blood cells.
Researchers discovered how pre-transplant chemotherapy facilitates replacement of brain's innate immune cells by transplanted stem cells. This process involves microglial cell death and senescence, but is not harmful to the brain, as it is quickly replaced by bone marrow-derived macrophages.
Researchers discovered a protein, syndecan-2, that helps identify and deploy blood stem cells for treatments. Transplanting only cells expressing syndecan-2 could make blood stem cell transplants more efficient and less toxic.
A new model suggests that cell-to-cell communication plays a crucial role in determining cell fate, particularly in the development of blood cell types. This finding has significant implications for understanding cancer development and identifying leukemia cells of origin.
A new cell line from human adult bone marrow can grow infinitely and differentiate into red blood cells, making it a potential source for generating endless amounts of RBCs. This breakthrough could simplify methods for establishing immortalized cell lines and select clones with maximum RBC production potential.
Researchers at the University of Oklahoma have discovered a new protein fragment that could improve cartilage regeneration and reduce the need for osteoarthritis treatments. The protein fragment, developed by Handan Acar and Amgad Haleem, aims to help the body heal itself by elicititing a response from stem cells.
Research suggests that obesity triggers inflammation, leading to an increase in myeloid-derived suppressor cells, which break down bone tissue. This can result in gum disease and tooth loss. The study found a significant link between high-fat diets and increased osteoclasts and alveolar bone destruction.
Researchers have discovered the molecular mechanisms behind stem cell rolling in blood vessels, a complex process that slows down cells using long tethers. The findings offer new insights into improving stem cell transplantations and developing treatments for metastasizing cancers.
Aging stem cells in bone marrow lose function due to epigenetic changes that affect bone production. Researchers reverse these changes by adding acetate, rejuvenating the epigenome and improving stem cell activity. This finding holds promise for treating diseases like osteoporosis.
Children genetically predisposed to overproduce lymphocytes in relation to other white blood cells are at higher risk of developing ALL, according to a new USC study. The research found that the ratio of lymphocytes to other key blood cells is significant in predicting leukemia risk.
A study by Cincinnati Children's Hospital Medical Center reveals that minor cells with mutations in the DDX41 gene can trigger a subset of inherited MDS cases. The research suggests that targeting these cells could lead to new treatment options for patients.
A clinical trial revealed that bone marrow cell injections can lead to a reduction in brain injury after a stroke, with improvements seen in the corticospinal tract 12 months post-treatment. The study suggests a potential approach for regenerative therapies to improve brain health for millions of patients affected by stroke.
A new organ-on-a-chip technology advance from Harvard University enables scientists to effectively replicate drug- and radiation-induced toxicity responses observed in human patients. The chip also replicated blood cell formation defects seen in patients with a rare genetic disorder, accurately predicting previously unknown abnormalities.
Researchers have developed a new method to characterise the complex organ of bone marrow, revealing previously unknown cell types and their spatial organisation. The study identifies niche cells that regulate blood stem cells and provides insights into leukaemia treatments.
A recent study published in Stem Cells found that bone marrow cells treated patients showed enhanced recovery compared to those who received conventional treatment. Additionally, serial diffusion tensor imaging revealed the repair of motor nerve tracts in some patients, suggesting potential therapeutic benefits for stroke recovery.
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.
New research shows cancer cells cause premature ageing in healthy bone marrow cells, leading to faster disease progression. The study identifies NOX2 enzyme as key player in this process, highlighting potential for new treatments.
Researchers developed a DNA-based test to predict which patients with acute myeloid leukemia (AML) are at risk of relapse. The test can identify treatment-resistant cancer cells three weeks after transplantation, allowing for earlier therapeutic intervention.
Researchers at UVA School of Medicine have discovered a 'complicated symphony' controlling the production of oxygen-carrying red blood cells, shedding light on iron-restricted anemias and potential new treatments. The study identified key proteins and mechanisms involved in the development of anemia.
Researchers have discovered a cocktail of drugs that effectively eliminate acute myeloid leukemia (AML) by targeting key pathways. By simultaneously blocking two important pathways, the team was able to achieve complete elimination of AML in most cases tested.
Human embryonic stem-cell-derived cardiomyocytes surpass bone marrow-derived cells in repairing damaged heart tissue, suggesting a better option for future therapies. The study's findings also indicate that more mature and stable heart muscle cells may be more effective than progenitor cells in clinical studies.
Researchers found that bone marrow-derived cells can develop into fat cells, with BMI playing a significant role. The study suggests potential new therapies for metabolic diseases and obesity-related conditions.
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 have discovered that ependymal progenitor cells can respond to purinergic receptors, which may lead to potential therapeutic alternatives in treating spinal cord injuries. A second study found that transplanted bone marrow cells enhanced neurological repair and remyelination of damaged areas.
Researchers identify physical characteristics of mesenchymal stem cells, allowing them to distinguish MSCs from other immature cells. Isolated MSCs show promise in repairing muscle and bone injuries in mice.
Researchers have discovered that non-adherent bone marrow stem cells can differentiate into neuronal-like cells in vitro and in vivo. These findings suggest that non-adherent BMSCs could be used as seed cells to treat nervous system diseases.
Researchers have discovered a new leukemia model, showing that cancer stem cells actively remodel the bone marrow environment to favor diseased cells. This finding could influence the effectiveness of bone marrow transplants and lead to the development of new therapies.
Researchers have found a way to eliminate a gene that causes cells in the bone marrow microenvironment to die, allowing donor cells to replace them. This breakthrough could lead to improved bone marrow transplant therapy for patients with blood diseases such as leukemia and multiple myeloma.
Researchers at Scripps Research Institute found an antibody that directly transforms bone marrow stem cells into neural progenitor cells, a type of almost-mature brain cell. This discovery could lead to simpler and safer cell therapies for treating various conditions.
Research at Baylor College of Medicine found that bone marrow cells producing BDNF travel to the hypothalamus, where they fine-tune appetite. A bone marrow transplant restoring the gene for BDNF can normalize appetite and reduce overeating in mice with insulin resistance.
Researchers at Northwestern University are using bone marrow cells to recreate bladder muscle, vasculature, and nerve tissue, potentially replacing traditional surgery. This approach aims to address complications associated with bowel-based augmentation cystoplasty, a common surgical option for bladder dysfunction.
Researchers at Duke University Medical Center have found that epidermal growth factor speeds the recovery of blood-making stem cells after exposure to radiation. The finding could lead to new treatments for cancer patients and those affected by dirty bombs or nuclear disasters.
Researchers at the University of Toronto have found that Human Umbilical Cord PeriVascular Cells (HUCPVCs) are more effective than bone marrow cells in restoring heart function after a heart attack. The study demonstrates that HUCPVC cell therapy is twice as effective at repairing damage to heart tissue than no treatment.
Researchers at the University of Maryland School of Medicine have discovered that adult stem cells from bone marrow can transform into cells of other organs, such as the heart, brain, and pancreas. This breakthrough has significant implications for treating diseases like diabetes, Parkinson's, and Alzheimer's.
A new study found that using a patient's own bone marrow cells can help repair damaged areas of the heart caused by heart failure. The treatment increased left ventricular ejection fraction by a small but significant amount, and improved perfusion defects in patients with chronic ischemic heart disease.
Researchers have found that bone marrow-derived stem cells can contribute to various neural cell types in different areas of the brain, including the olfactory bulb, through mechanisms of plasticity. This discovery suggests a new potential for using these cells for repairing damaged brain tissue and restoring lost neural function.
Researchers at UCSF found that bone marrow cells used to treat human hearts after a heart attack are impaired due to inflammation caused by the attack. This discovery may lead to new therapeutic approaches to improve treatment outcomes for heart attack patients.
Researchers have successfully used gene-modified stem cells to protect bone marrow cells from chemotherapy's toxic effects in patients with brain tumors. The treatment involved infusing gene-modified blood stem cells into patients, which persisted for over a year without showing any harmful effects.
Researchers develop a new paradigm in human tissue regeneration, where engineered tissue constructs induce the body's own reparative mechanisms. The study, published in The FASEB Journal, provides evidence for the first clinical trial of engineered vascular grafts in children.
Researchers have identified specific bone marrow cells that can transform into skin cells to repair damaged tissue. The discovery provides new insights into the mechanisms behind skin repair and has the potential to revolutionize approaches to wound treatment.
Scientists have identified a population of cells enriched with the capacity to regenerate blood vessels, which show promise in treating cardiovascular disease. These cells, isolated from human blood or bone marrow, can support the growth of nearby blood vessels and enhance blood flow.
Researchers at Mount Sinai School of Medicine have discovered that bone marrow cells play a crucial role in fighting respiratory viruses. The study found that cells produced by the bone marrow migrate to the lungs to help fight infection and produce infection-fighting proteins.
Researchers found that high cholesterol levels affect bone marrow microenvironment, leading to increased exit of cells into peripheral blood. This study has implications for transplantation and understanding bone marrow malignancies.
Scientists discovered a new strategy for making embryonic stem cell transplants less likely to be rejected by a recipient's immune system. Bone marrow cells fuse with embryonic stem cells, creating hybrid cells that can evade immune rejection without drugs.
A new technology using Superconducting Quantum Interference Device (SQUID) enhances the ability to detect leukemia cells in bone marrow, increasing sensitivity by at least 10-fold. This improves minimal residual disease measurements and will determine more precisely the effect of chemotherapy.
Researchers at the University of Florida successfully programmed bone marrow stem cells to become vision cells by mimicking environmental conditions with chemical compounds. This breakthrough could lead to new treatments for age-related macular degeneration, affecting nearly 2 million people in the US. The study's findings have signifi...
A study published by UCSF researchers found that bone marrow extract is as effective as bone marrow stem cells in improving cardiac function, decreasing scar tissue, and pumping capacity after a heart attack. Both therapies resulted in increased blood vessels and reduced cardiac cell death, showing promise for new treatments.
A study found that bone marrow cell injection significantly improved myocardial perfusion and left ventricular function in patients with chronic ischemia. The treatment also showed greater improvement in exercise capacity and quality-of-life scores, suggesting potential benefits for patients with ischemic heart disease.
Researchers found that treating patients with their own bone marrow stem cells after a heart attack increased circulation within the heart. The study showed that higher doses of cells led to greater improvement in blood flow, but results for cardiac function were not significant.
Researchers at USC have identified a key mechanism that guides the migration of blood-forming stem cells to the bone marrow. The finding may lead to improved efficiency in bone marrow transplants by activating a specific signaling pathway.