Articles tagged with Bone Formation
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Researchers discovered that Apex1 plays a crucial role in initiating and progressing bone healing after injury. The protein is required for activating the master regulatory gene Bmp2, which initiates healing by stimulating periosteal expansion and callus formation.
Researchers identify bone-forming cells as driver of scoliosis caused by NF1. Blocking RAS-MAPK signaling pathway with medications halts progression of spinal deformity in genetically engineered mouse model.
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.
Researchers at Children's Hospital of Philadelphia have identified four genes linked to osteoblasts and their ability to mature, which can affect bone mineral density. A polygenic risk score called genetic quantitative ultrasound speed of sound (gSOS) was also found to be associated with higher bone mineral density and reduced odds of ...
Researchers investigated the role of PLAGL1 in postnatal condyle development and found that it regulates osteogenesis through the IGF2 pathway. The study reveals a critical driver of jaw bone formation, offering opportunities for therapeutic exploration and a deeper understanding of craniofacial biology.
Researchers discovered a strong link between our internal circadian clock and the breakdown of old bone tissue. The study found that bone resorption is closely tied to the body's natural rhythm, with implications for maintaining bone integrity and preventing conditions like osteoporosis.
Researchers demonstrate that intraoral administration of abaloparatide combined with orthodontic force supports alveolar bone thickening. ABL-induced alveolar bone formation is linked to the focal adhesion pathway, where FAK activation plays a crucial role.
A recent study published in the Journal of Bone and Mineral Research found that blood fatty acid composition can predict bone mineral density from childhood to adolescence. The study, which included 480 children, found that higher proportions of certain fatty acids were linked to higher bone density.
Researchers developed a genetically modified mouse model to study osteogenesis imperfecta (OI), a rare genetic bone disorder. The study found that the Sp7 R342C mutation affects bone mineral density, trabecular bone volume fraction, and cortical porosity, leading to impaired bone remodeling.
Researchers have discovered a specialized mesenchymal-endothelial crosstalk that supports angiogenesis and osteogenesis, enabling periodontal bone regeneration. This communication network between mesenchymal stem cells and endothelial cells drives tissue repair and regeneration, holding promise for dental therapeutic strategies and bro...
A study published by The Endocrine Society found that obesity and early type 2 diabetes in adolescence can interfere with bone development, potentially increasing the risk of fractures and osteoporosis later in life. Researchers followed 48 teenagers for a year, finding that teens with obesity and type 2 diabetes showed less improvemen...
Researchers used a premature aging mouse model to study the effects of age and sex on osteocyte networks and bone structure. Aged PolgA mice showed accelerated skeletal aging, reduced osteocyte connectivity, and increased frailty, with males exhibiting more pronounced changes.
A new study reveals that SIRT5 promotes BMP9-induced osteogenic differentiation by stabilizing HIF-1α. The research suggests targeting SIRT5 could enhance bone regeneration and is a promising approach for clinical applications.
A global research initiative analyzing data from nearly 2 million people in diverse populations worldwide has uncovered multiple new genes associated with osteoarthritis. The study also identified key genetic pathways and 69 genes whose protein products are targeted by approved drugs, paving the way for repurposed treatments.
A highly sensitive bone marrow test has shown to double survival rates for patients with AML mutations in NPM1 and FLT3 genes, allowing for early detection of potential relapse. This trial indicates that regular molecular testing can improve long-term survival rates by restarting treatment earlier.
MSU is developing a computer program called MOSAIC to create holistic biological profiles from skeletal remains, making the investigative process clearer and more efficient. The project aims to leverage relationships between various structures to provide estimates without biasing results by focusing on individual components.
Researchers developed a machine learning model that analyzes over 100 variables to predict an athlete's risk of lower-extremity musculoskeletal injury after concussion. The model achieved 95% accuracy in identifying vulnerable athletes, highlighting the importance of tracking individual performance and medical histories.
A new study found that mesenchymal stem cell-derived extracellular vesicles significantly enhance survival and facilitate substantial peripheral blood recovery in mice exposed to high-dose irradiation. The treatment promoted hematopoietic recovery, with increases in red blood cell, platelet, white blood cell, and hemoglobin levels.
Marine turtles' shells exhibit complex trade-offs between toughness, stiffness and flexibility to protect against predators while optimizing movement. The shell's design accommodates demands of both survival and efficient locomotion in aquatic habitats.
Researchers investigated why bones become less responsive to exercise with age, finding increased mtROS or decreased Atg7-dependent autophagy in osteoblastic cells do not contribute to reduced mechanoresponsiveness. Damage to the bone's osteocyte network also does not prevent a healthy bone-building response.
A study by researchers at the University of Basel has identified three distinct groups of precursor cells that give rise to different parts of the skeleton in vertebrates. These cells use unique regulatory mechanisms to drive their developmental programs, leading to a more complex and flexible skeletal system.
Researchers developed a standardized playbook for multi-material projection-based bioprinting, achieving high-fidelity printing of composite bioink structures. The system uses a synergistic cleaning strategy to minimize cross-contamination and variability in photopolymerization characteristics.
An international team of scientists has molecularly decoded blood stem cell differentiation pathways using state-of-the-art sequencing methods. They identified a crucial surface protein, PD-L2, which suppresses the immune response by preventing T cell activation and release of inflammatory substances.
A USC study found proteins and pathways involved in inflammation are associated with changes in bone mineral density (BMD) over time. The research identified potential biomarkers that could serve as early indicators of a person's risk for bone health issues later in life.
Researchers at Saarland University have developed smart implants that can monitor and promote healing in fractured bones. The miniaturized technology, part of the EU-funded SmILE project, enables the use of thin intramedullary nails to support bone stability during healing.
The Damon Runyon Cancer Research Foundation has named 13 new Fellows, awarding them $300,000 each to investigate cancer causes and mechanisms. Five recipients of the Dale F. Frey Award for Breakthrough Scientists will also receive an additional $100,000 investment to catapult their research careers.
A recent study from the University of Gothenburg found that dental implants continue to function well after nearly forty years. The implants, developed by Professor Per-Ingvar Brånemark, have been shown to remain stable and integrate with bone over an extended period.
Researchers discovered synovial joints in ancient fish lineages, suggesting these features first evolved in jawed vertebrates. The study's findings shed light on the origins of humans' flexible joints and provide critical information for research into vertebrate skeletal architecture.
A study of Viking skulls using CT scans reveals a range of diseases including sinus and ear infections, osteoarthritis, and dental diseases. The results provide greater understanding of the health and wellbeing of the Viking population.
Researchers at Aston University and the Royal Orthopaedic Hospital are developing an injectable paste using gallium-doped bioglass to treat bone cancer. The substance has anticancer and bone regenerative properties, showing a 99% success rate in eliminating cancerous cells.
Hannah Dailey, an associate professor of mechanical engineering at Lehigh University, has been recognized with the Presidential Early Career Award (PECASE) for her innovative research on fracture healing. Her virtual mechanical test can identify nonunions early in the healing process, allowing for earlier surgical intervention.
Researchers developed surface-modified apatite coatings using pH control to enhance cell adhesion and improve the biocompatibility of implants. The study found that controlling the nanoscale surface layer of apatite nanoparticles leads to better binding affinity with biological tissues.
Dental implant surgeries require optimal mechanical stress levels for successful bone healing and long-term implant success. Researchers are developing a hybrid biomechanical model using machine learning to provide precise, patient-specific predictions of mechanical stress.
A new study adds weight to the safety and effectiveness of a gene therapy for hypophosphatasia, a rare inherited disorder that causes abnormal bone development. The treatment, AAV8-TNAP-D10, has shown promising results in mice models, with female mice achieving improvements in bone and teeth at lower doses.
Researchers have developed an injectable hydrogel that targets rapid localized increase in bone density. The results show a four- to five-fold increase in bone density in the legs of rats with bone loss. The study combines systemic osteoporosis drugs with local hydrogel injections, offering hope for future fracture prevention therapies.
Researchers will explore non-pathological inflammation in mammals to build on findings from bird studies, with implications for human health and skeletal growth. The project aims to investigate the role of inflammation in bone fusion events throughout the skeleton.
Gut bacteria that cross a weakened intestinal barrier induce epigenetic changes in bone marrow, generating trained immune cells primed to respond more efficiently to infections. However, this amplified immune response also contributes to the development of inflammatory diseases such as cardiovascular and neurodegenerative conditions.
Researchers at the University of Wisconsin-Madison have developed a technique using therapeutic blood clots activated by messenger RNA to treat osteoarthritis. This approach could potentially offer a more effective option than existing treatments like steroid injections or joint replacement surgeries, with the possibility of being an i...
Researchers identify Fam102a as a key regulator of both osteoclast and osteoblast differentiation, leading to enhanced osteoblast formation and bone volume. The study reveals significant protein-protein interactions involving Fam102a and Kpna2, shedding light on the critical molecular interactions involved in bone remodeling.
Researchers at POSTECH developed an innovative injectable adhesive hydrogel that regenerates bone using harmless visible light. The hydrogel addresses limitations of existing treatments by simultaneously achieving cross-linking and mineralization without separate bone grafts or adhesives.
A new bone regeneration scaffold, Qx-D, shows promise in treating infected bone defects by exhibiting broad-spectrum antibacterial activity against various bacteria. The scaffold also supports the adhesion and differentiation of key cell types involved in bone regeneration.
Researchers developed novel 3D printed PLA-CaP scaffolds that support angiogenesis, reducing bone scarring and improving healing outcomes. In vitro tests showed stimulated vascular endothelial growth factor secretion and maintained calcium ion release, while in vivo testing demonstrated good integration and blood vessel infiltration.
Researchers discover that osteogenic CpG oligodeoxynucleotide iSN40 inhibits osteoclast differentiation and reduces bone resorption. This balanced approach could provide a new treatment option for osteoporosis, an imbalance in bone remodeling characterized by excessive bone resorption.
A QUT-led study found that surgeons are slow to adopt newly developed biomaterials or tissue-engineered solutions for treating bone defects. The researchers surveyed 337 surgeons and 99 scientists, revealing a significant gap between their optimism about future advancements and the slow adoption of these innovations in clinical practice.
Researchers at Osaka Metropolitan University developed a new technique for head and neck reconstruction that achieves 100% success rate in high-risk patients. The pedicled latissimus dorsi flap technique provides a reliable, fast, and minimally invasive option for complex tissue defects.
The Pew Charitable Trusts has funded eight teams of researchers to conduct interdisciplinary biomedical research projects. These partnerships aim to advance scientific discovery and improve human health by combining expertise in cell biology, immunology, neuroscience, and genetics.
A 35,000-year-old ritual complex in the Manot Cave offers insight into the spiritual practices of Paleolithic hunter-gatherer groups. The discovery reveals evidence of human-made engravings, ash remains from fire, and acoustic tests that suggest a unique auditory experience for communal activities.
Scientists at St. Jude Children's Research Hospital found a link between the chromosomal disorder 22q11.2 deletion syndrome and schizophrenia, with malformations in the cerebellum causing Tbx1 gene loss leading to improper skull formation.
Researchers found that megakaryocyte conditioned media from younger mice was more effective at promoting blood vessel growth and improving healing. The study provides a potential approach for developing new therapies to speed up fracture recovery in older individuals, reducing pain and improving mobility.
A Brazilian study of 89 father-mother-baby triads found that paternal overweight is linked to lower birth weight and may influence the baby's health in adulthood. The research suggests that fathers should prioritize healthy habits during pregnancy to support fetal development.
Researchers have developed a coral-inspired biomimetic material that promotes faster healing and dissolves naturally in the body. The material has been shown to fully repair bone defects within 3-6 months, overcoming limitations of traditional synthetic substitutes.
A study found that skeletal muscle loss, particularly in the temporalis muscle, is associated with an increased risk of developing Alzheimer's disease dementia. Participants with smaller temporalis muscle size were more than twice as likely to develop dementia over a median follow-up period of 5.8 years.
This special issue of Calcified Tissue International presents a collection of critical reviews and original research articles on osteogenesis imperfecta (OI), covering essential aspects of the condition, including its nosology, genetics, and clinical presentation. The contributions also discuss treatment strategies for both children an...
Researchers mapped all cells and pathways involved in early skeletal development, shedding light on arthritis and skull growth conditions. The study identifies genetic mutations disrupting soft spots in the skull, potentially leading to congenital conditions.
A promising daily tablet, infigratinib, has been shown to increase height and improve proportional limb growth in children with achondroplasia. The medication is safe and effective in treating children aged 3-11 years, offering an alternative to existing treatments.
New research reveals that hormone therapy can alter skeletal size and shape in transgender individuals who previously suppressed puberty. Transgender men treated with puberty blockers and hormone therapy have broader shoulders and a smaller pelvic inlet, while women have a larger pelvis after treatment from early puberty.
Research found that prolonged blue light exposure accelerates bone growth and bone age, leading to early puberty in rats. This could have implications for children's height and skeletal development in adulthood.
Researchers at WVU are developing a hybrid of silver and carbon nanotubes to reduce antibiotic-resistant infections in open bone fractures. The study aims to create a safe and effective antimicrobial material that can be used on various medical products.
A team of researchers at the University of Toronto has discovered a unique stem cell type, the neural crest stem cell, which can be reprogrammed into different cell types. This discovery challenges longstanding theories in cellular reprogramming and highlights the potential of these cells for stem cell transplantation to treat disease.
Researchers develop novel Ta-based implants with improved biocompatibility and osseointegration properties, enabling better bone growth and stability. The designs optimize mechanical and biological requirements for optimal clinical results.