Articles tagged with Regenerative Medicine
Researchers developed in vitro and in vivo models to track cartilage-to-bone transition, identifying key signaling pathways and transcription factors involved. The study found that some cartilage cells can transition into bone-like cells, challenging the traditional view of bone cell origin.
Scientists have created the first lab-grown oesophagus that safely replaces a full section of the organ and restores normal function in growing animals without immunosuppression. The technology has shown promising results, providing a blueprint for human treatment and offering hope for families affected by life-threatening oesophageal ...
Research reveals that TGF-β1 plays a critical role in fibrotic scar tissue formation, limiting neural regeneration and recovery after spinal cord injury. Inhibiting TGF-β1 signaling reduces fibrotic scarring and improves functional recovery.
The Terasaki Institute for Biomedical Innovation and UCLA Technology Development Group will co-curate an Advanced Organ and Tissue Repair (AToR) session at LABEST, featuring leading experts in regenerative medicine. The session aims to accelerate the translation of breakthrough technologies into real-world clinical solutions.
Stanford researchers have developed a novel 'scaffold-free' approach for treating damaged muscles, enabling the delivery of more healing cells to the traumatized area. The approach uses a custom molding technology to create dense muscle tissue in customizable geometric shapes and sizes, allowing for more effective muscle regeneration.
Researchers at Tufts University and Wyss Institute created neurobots by adding nerve cells to tiny living forms called xenobots, which exhibit complex movements with simple neural networks. The resulting neurobots display unique behaviors and demonstrate the formation of primitive nervous systems.
A new RNA therapy has been developed to enhance the heart's own ability to protect and repair itself after a heart attack. The therapy, which involves injecting particles into the arm, significantly reduced scarring and improved heart function in lab experiments, offering a potential breakthrough for heart patients.
Researchers discovered that tendon stem cells and progenitor cells fail to differentiate into mature, functional cells, instead promoting scar buildup. Immune cells, including macrophages, also play a central role in sustaining fibrosis, creating a self-sustaining environment that is difficult to reverse.
A recent study has shed light on the processes that drive mitochondrial uptake and its benefits for cells. Isolated mitochondria were found to be taken up by mesenchymal stromal cells, enhancing proliferation and cytoprotection, and improving energy metabolism.
A research team from Xi'an Jiaotong University has developed a method to align cells in muscle tissue using electric forces during electrohydrodynamic bioprinting. This breakthrough allows for the creation of living muscle tissues with tightly aligned cells, enabling the production of functional muscle constructs.
Researchers explore piezoelectric electrospun fibers that generate crucial electrical signals for tissue engineering and biomedical applications. These "smart" scaffolds have high flexibility, biomimetic structure, and tunable morphology, offering potential for enhanced tissue repair.
Researchers create detailed 3D reconstructions of human liver tissue, comparing healthy and cirrhotic livers, showing dysregulation of metabolite transport, reduced specialized cells, and disruption of vascular networks. The study highlights the importance of understanding organ structure for bioprinting artificial organs.
Researchers at RCSI have developed an RNA-activated implant that delivers growth-promoting particles to injured nerve cells, encouraging them to regrow after spinal cord injury. The implant helps overcome molecular barriers by silencing a gene called PTEN.
Research reveals that podocytes in aged rats adapt by increasing volume and forming atypical junctions to compensate for loss, while exporting unnecessary cellular components into the extracellular space. The study employed array tomography to elucidate age-related structural changes, shedding light on the mechanisms of aging glomeruli.
Researchers developed an oxygen-delivering gel to heal chronic wounds that fail to heal for more than a month. The gel conforms to the wound's shape and provides continuous oxygen levels, helping transform nonhealing wounds into normal injuries.
Researchers identified ApoE as a systemic inhibitor of bone repair during aging, and showed that blocking its activity can restore bone regeneration and improve fracture healing. The study provides hope for therapies that actively restore regenerative capacity in older patients, reducing nonunion risk and improving recovery.
Researchers at Kyushu University discovered that cancer cells use a previously unrecognized physical mechanism called CODE to create water pressure that aids in their migration. This finding opens new avenues for therapies targeting amoeboid movement, a key strategy used by most advanced cancer cells.
The Rice lab will produce bioprinted, vascularized kidney tissue that augments renal function in patients with kidney disease. The implantable kidney tissue will be made from a patient's own cells combined with a bioink that supports the long-term viability of the implanted cells.
Researchers developed smart 4D-printed vascular stents that expand naturally at body temperature, eliminating the need for external heating. The stents balance mechanical flexibility and radial strength, demonstrating long-term biomechanical compliance.
Researchers have developed an open-source pressure myography tool, HemoLens, which reduces the cost of vascular research to $750 from $40,000. The tool uses affordable manufacturing processes and customizable components, making it easier for researchers to study vascular function.
A research team has developed a way to produce corticospinal-like neurons that centrally degenerate in motor neuron disease and are damaged in spinal cord injury. The study uses a multi-component gene-expression system called NVOF to precisely fine tune regulatory signals, resulting in mature neurons with distinct characteristics.
Researchers developed bioengineered lymphatic tissue (CeLyT) that restored functional lymph nodes in mice with secondary lymphedema. CeLyTs improved lymphedema symptoms by restoring lymphatic flow, filtration capacity, and immune cell populations.
Researchers have shown that human hearts can regrow muscle cells after a heart attack, paving the way for new treatments to reverse heart failure. The discovery was made possible by pioneering techniques that use living tissue samples taken from patients during bypass surgery.
A multidisciplinary team of world-leading experts is developing an off-the-shelf engineered product that could address liver failure in millions of patients. The ImPLANT project aims to create synthetic biology-based gene circuits in human induced pluripotent stem cells to drive cell differentiation into all required liver cell types.
A Korea University study successfully mimics heart mechanics in organoids using three-dimensional magnetic torque, enhancing cardiac differentiation, maturation, and vascularization. This breakthrough could improve drug safety testing by providing more accurate human-relevant models for cardiotoxicity screening.
Researchers at Sanford Burnham Prebys found that transplanted stem cells develop neurons with unique codes to navigate and form connections in the brain. These codes guide the growth of axons and explain why most neurons of a particular subtype send axons to specific brain regions.
A Northwestern University study found an injectable regenerative nanomaterial helps protect the brain during a vulnerable window after most common type of stroke. The therapy successfully crossed the blood-brain barrier and reduced brain damage, showing no signs of side effects.
Researchers discovered subtypes of chondrocytes that transform into bone-building cells, regulating bone growth and vascularization. The study found that these cells secrete Thbs4 to induce blood vessel formation, shedding insights for treating defective angiogenesis.
Recent studies by Brazilian scientists clarify key roles of STIP1 and Maspin in vital cellular processes, including embryonic development, cell communication, and tissue renewal. These findings contribute to cancer research, regenerative medicine, and understanding cellular homeostasis.
Researchers have successfully engineered functional brain-like tissue without animal-derived materials, opening doors to more controlled and humane neurological drug testing. The new material functions as a scaffold for donor brain cells and can be used to model traumatic brain injuries or neurological diseases like Alzheimer's.
Researchers at Terasaki Institute and Caltech will use stem cell-based models to identify factors influencing early human development. The goal is to gain insights into infertility, pregnancy loss, and developmental disorders.
Matricelf is manufacturing the world's first engineered nerve tissues for paraplegics, aiming to enable patients to walk again. The company partnered with Tel Aviv Sourasky Medical Center (Ichilov) to produce the implants in cleanrooms, meeting regulatory requirements.
Researchers have summarized recent breakthroughs in theranostic nanomaterials, engineered nanoparticles that can both diagnose and treat TBI. These materials can deliver drugs precisely where damage occurs while monitoring biological changes inside the brain.
Scientists at The University of Osaka developed a novel hydrogel that supports the efficient 3D culture of human induced pluripotent stem cells. This new material combines the properties of fibrin and laminin-511, creating a potent, xeno-free scaffold with strong cell adhesion.
Exercise promotes angiogenesis and lymphangiogenesis through molecular signaling pathways, enhancing vascular function and immune response. This process offers potential interventions to combat age-related decline and disease, including cardiovascular diseases, muscle atrophy, and metabolic disorders.
Scientists at Southwest Research Institute (SwRI) have successfully replicated induced Pluripotent Stem Cells (iPSCs) using a new application of their cell-expansion bioreactor. The bioreactor's unique geometry allows for the growth of large quantities of iPSCs, which can differentiate into any other cell type in the body.
The ISSCR and SCN are partnering to develop a global conversation on workforce development in regenerative medicine, examining current challenges and identifying skills gaps. The joint initiative aims to build the talent required for continued discovery and innovation in the field.
The new approach uses lab-grown heart tissue made from reprogrammed adult stem cells, delivered through a tiny incision. In preclinical testing, the stem cell patch restored heart function and improved healing, offering a new way to repair damaged hearts.
A new, fully degradable cranial clamp made from poly-L-lactic acid has been developed to address traditional fixation system drawbacks. The study compared its performance to Aesculap CranioFix through laboratory tests and a clinical trial involving 90 patients, showing improved safety and healing outcomes.
Researchers developed a scalable method to produce human kidney organoids, combining them with pig kidneys outside the body for transplantation. The transplanted organs functioned normally and showed no signs of damage or toxicity.
Researchers at Sanford Burnham Prebys have developed a new method to generate more and potent skeletal muscle progenitor cells. The study found that blocking the activity of Janus kinase 2 (JAK2) yields a twofold increase in cell yield, while also delivering more mature and effective cells for regenerative medicine treatment.
Global experts discuss the future of additive manufacturing in various applications, including bioprinting living tissues and creating smart consumer products. Researchers showcase advancements in machine learning, real-time sensing, and multi-material 3D printing.
Researchers are developing 'biohybrid robots' that flex and move using biological tissue, offering potential applications in medicine and industry. The field is advancing through advanced fabrication methods, such as 3D bioprinting and electrospinning, which enable precise control over muscle cells.
Researchers at the Mayo Clinic have found that platelet-rich plasma (PRP) treatment can significantly improve genitourinary syndrome of menopause (GSM) symptoms in breast cancer survivors. After six months, GSM symptoms such as sexual function, urinary symptoms and quality of life improved, even among those taking estrogen blockers.
Christopher Chen, a renowned biomedical engineer, has been elected to the National Academy of Medicine for his groundbreaking contributions to cell and tissue engineering. His research may lead to lifesaving new treatments for disease, including heart attack cures and organ repairs.
Lehigh University researchers used machine learning to compare bone marrow extracted from the hip and shoulder, finding six proteins that distinguish between the two extraction sites. This study may lead to standardized BMAC extraction protocols and personalized treatments based on protein concentrations.
New research from the Stowers Institute for Medical Research reveals planarian stem cells ignore their nearest neighbors and respond to signals further away in the body. This discovery may help explain the flatworm's extraordinary ability to regenerate and offer clues for developing new ways to replace or repair tissues in humans.
Researchers discovered a molecular circuit controlling AT2 cell fate plasticity, which could guide regenerative therapies for chronic lung diseases. The discovery highlights potential new targets for regenerative medicine and may lead to earlier detection and prevention of organ failure.
Researchers at the University of Cambridge have developed a new lab-grown human embryo model that replicates early human development, including the production of blood stem cells. The 'hematoids' model mimics the natural developmental process, offering potential medical advances in screening drugs and studying blood disorders.
Denis Evseenko and Toby Maher are developing a regenerative drug to block cells that promote fibrosis in the lungs, aiming to slow or reverse IPF damage. The team plans to test the safety and therapeutic potential of their drug-like molecules in animals and human cells.
Stem cell transplantation has been shown to reverse stroke damage in mice by regenerating neurons and restoring motor functions. The treatment also improved blood-brain barrier integrity, reduced inflammation, and promoted new blood vessel formation.
Researchers create a device that prints bone grafts directly onto fractures and defects using a modified glue gun. The tool enables rapid creation of complex implants without pre-fabrication and demonstrates high structural flexibility, anti-inflammatory properties, and natural bone regrowth.
Researchers at UMC Utrecht developed a new AI-powered printer called GRACE that can print implantable tissues with improved cell survival and functionality. The printer uses computer vision and laser-based imaging to design and print complex structures, including blood vessels and cartilage layers.
Researchers developed novel artificial bone scaffolds with high deformation recovery capabilities, exceeding those of natural bone and conventional metallic scaffolds. These scaffolds allow for flexible adjustments of properties like strength and modulus to meet specific implantation site requirements.
Researchers at Lehigh University and the Cleveland Clinic are developing a nonsurgical therapy for pelvic organ prolapse using drug-delivering nanoparticles. The treatment aims to delay or reverse matrix degradation, reducing the severity of POP in patients with earlier stages of the disorder.
Aging cells disrupt bone renewal and repair processes, leading to weak bones and joint degeneration. Cellular senescence and inflammation are major drivers of skeletal decline, while senolytics and emerging therapies offer promising new paths for treatment.
Researchers developed a novel 3D printing technique called IPS 3DP to create personalized implants with specific mechanobiological properties. The method enables the creation of structurally complex hydrogels with hierarchical microstructures and strain-stiffening behavior, paving the way for advanced biomedical applications.
A new study demonstrates the potential to produce cellular spheroids from clinically relevant embryonic stem cells to generate scaffold-free chondrogenic or osteochondrogenic graft tissues. The researchers successfully cultured ES-MSC cellular spheroids, which matured into neocartilage tissues expressing cartilage-associated genes.
Researchers have created 'skin in a syringe' by mixing cells with gelatine beads, allowing for 3D printing of functional dermis. This technology could lead to new ways to heal burns and severe wounds with minimal scarring.
The study uses Rapid Precision Run-On Sequencing (rPRO-seq) to uncover molecular drivers of cellular differentiation, offering a paradigm shift in understanding regenerative therapies. The technique allows doctors to analyze patients' disease states and treatment response in real-time.