Articles tagged with Bone Formation
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A phase 3 global clinical trial showed a new drug boosts bone growth in children born with achondroplasia by blocking the activity of FGFR3 protein, potentially returning growth rates to normal. The experimental drug vosoritide was safe and effective in increasing bone growth over one year.
A 1.4-million-year-old bone handaxe from Konso, Ethiopia, showcases deliberate shaping and cutting activities of early Homo species. The discovery expands the known technological repertoire of Acheulean tool production, highlighting advanced flaking techniques used on bone.
Researchers have identified interleukin-4 as a key player in promoting harmful blood-vessel growth in age-related macular degeneration. Elevated levels of the protein were found in patients with AMD and mice with an AMD-like condition, highlighting its potential role as a target for new treatments.
Researchers from Chinese Academy of Sciences develop new strontium-substituted bioactive glass bone cement, optimizing strontium concentration to improve bone formation and implant contact. They find optimal osteogenic characteristics with 6 mol% SrO addition, supporting better peri-implant bone regeneration.
Researchers have identified a rare juvenile Homo naledi fossil, providing insights into the evolution of human development. The partial skeleton is estimated to be around 8-11 years old at death, displaying a unique mix of maturity patterns seen in modern humans and earlier hominins.
Researchers have identified a new gene, SMAD3, associated with melorheostosis, a rare condition causing excessive bone tissue growth. The study provides a breakthrough in understanding the disease's causes and may lead to the development of treatments.
Researchers discovered that bones change shape in response to forces, curving to prevent fractures. The study used computational methods to monitor shape changes over an extended period, finding that the curving process needs to be highly targeted and can lead to a built-in warning mechanism.
Researchers have developed a new tool to study Shwachman-Diamond Syndrome, a disease that affects bone marrow production. The bone marrow-on-a chip mimics the behavior of diseased bone marrow and has shown impaired blood cell production in patients. This discovery provides new research directions for developing treatments for SDS.
A specific gut bacterium, segmented filamentous bacteria (SFB), was found to impair normal skeletal growth and maturation in post-pubertal mice. This is achieved through a Gut-Liver-Bone Axis, where SFB elevates immune responses leading to increased osteoclast activity and decreased osteoblast activity.
A new study refutes the idea that small Tyrannosaurus rex specimens represent a separate genus, instead revealing they were juvenile versions of their larger counterparts. The research found evidence of rapid growth in these young T. rexes, suggesting they likely played different roles in their ecosystems than adults.
Engineers at Duke University create a bandage that traps and holds the pro-healing molecule adenosine, accelerating callus formation and vascularization to improve bone repair. The results show better bone formation, higher bone volume, and better vascularization in mice treated with adenosine-laced bandages.
A recent Johns Hopkins Medicine study found that a protein signal stimulates the generation of vital nerve cells throughout injured areas, crucial for bone repair. Without this signaling pathway, bone formation is hampered, leading to significant reductions in blood vessel formation and mineralization of new bone.
A recent study found that postmenopausal women who slept 5 hours or less per night had lower bone mineral density at all four sites assessed. Women reporting 5 hours or less per night were also at higher risk of experiencing low bone mass and osteoporosis, particularly in the hips and spine.
Researchers from Boston University School of Medicine have found that examining the distal humerus (elbow) bone is superior to previous techniques for identifying sex in a non-Asian population. The study used over 600 modern, documented skeletons from Thailand and found that the shape of the elbow differs between females and males.
A recent study suggests that osteocalcin, a hormone released by the skeleton, is necessary for the fight or flight response to be triggered in bony vertebrates. This finding challenges the long-held assumption that adrenaline drives this response.
Research reveals that bone-derived hormone osteocalcin plays a critical role in mediating the acute stress response, which is distinct from hormones released by the adrenal glands. Osteocalcin levels rise in response to stress, triggering physiological responses such as increased energy expenditure and heart rate.
Researchers at University of Illinois Chicago developed a system to deliver stem cells and provide mechanical stress for new bone formation. The addition of growth factors mimics embryonic bone development, leading to enhanced healing of bone defects in rat models.
Researchers created a diet that can help restore digestive tracts damaged by acute childhood malnutrition, supporting growth and functioning. Protein-rich plant foods like chickpeas, bananas, and peanut flours were found to support microbial transition and increase protein biomarkers related to child development.
Romosozumab increases serum markers of bone formation and decreases those of bone breakdown, leading to improved bone mass and microarchitecture. The therapy also reduces the risk of bone fractures in postmenopausal women with osteoporosis.
A new drug delivery system using curcumin from turmeric inhibits osteosarcoma cell growth by 96% and promotes healthy bone cell growth, offering a gentler treatment option for young patients with bone cancer.
A four-year study found that vosoritide increased the average annual growth rate of children with achondroplasia by nearly 2 centimeters per year, bringing it close to average stature. The treatment also showed sustained effects and was generally well-tolerated.
A groundbreaking drug has shown significant growth benefits for children with achondroplasia, a genetic bone disorder affecting about one in every 25,000 infants. The four-year study found that the drug vosoritide increased height by up to 50% per year and was well-tolerated with no adverse effects on body proportion.
A new technique developed by researchers at the University of Illinois Chicago and the University of Pennsylvania uses stem cells and flexible implantable bone-stabilizing plates to help speed up bone healing. By mimicking embryonic conditions, this technique encourages stem cells to differentiate into cartilage and bone.
A study by Tokyo Medical and Dental University found that mice eating harder foods showed increased bone formation and changes in jawbone shape. The researchers used a novel mouse model to investigate how masticatory force affects bone structure, revealing new insights into the mechanisms of bone adaptation.
Researchers discovered a signalling protein, semaphorin3d (Sema3d), that protects parathyroid glands from excessive activity, providing insights for drug development. Sema3d's protective role could also be relevant to other tumour types.
Plant cellulose-based aerogel implants have shown 33% more bone growth in rats at three weeks and 50% more at 12 weeks compared to controls. The innovation has the potential to fill a $2-billion market with economical raw materials and applications in dental and joint replacement surgeries.
Researchers at the University of Wisconsin Oshkosh found evidence that a juvenile T. rex fed on a plant-eating Edmontosaurus dinosaur, despite lacking adult bone-crushing abilities. The discovery provides insight into how T. rex developed changes in diet and feeding habits as it grew.
A team of paleontologists has discovered the oldest known frog fossils in North America, dating back to the Late Triassic period around 216 million years ago. The fossils, found in Arizona, provide new insights into the ecosystems of the time and highlight the importance of microfossil collection and analysis.
A study published in Nature reveals that bone growth in mice follows the same principles as cell production in blood and other tissues. The discovery suggests that bone growth may be more dynamic than previously thought, with cells generated from a stem-cell like progenitor cell.
Researchers at Aarhus University have found that exposure to a combination of perfluorinated substances in pregnant women significantly impairs fetal growth and development. The study, published in Environmental Health Perspectives, highlights the potential health risks associated with these environmental chemicals.
A recent study published in The FASEB Journal revealed that Static Magnetic Field treatment can significantly enhance osteogenesis in human bone-derived mesenchymal stem cells. The researchers observed improved bone formation potential and better osteogenic markers in the SMF-treated cells compared to the control group.
A palaeontologist is researching the evolution of a mineralised vertebrate skeleton, which led to an explosion in species diversity around 500 million years ago. The unique nanocrystal structure allows for flexibility and stability, enabling species to conquer new habitats and ecosystems.
Researchers at Hokkaido University found that inhibiting a bone receptor protein called Siglec-15 can increase bone mass and strength without impairing growth in young rats. This suggests that anti-Siglec-15 therapy could be an alternative treatment for juvenile osteoporosis, potentially with an ideal safety profile.
Researchers at RCSI have developed a new treatment for osteomyelitis using a copper-rich glass implant. The implant attracts blood vessels and bone cells, accelerating bone repair and preventing bacterial growth. This breakthrough treatment has the potential to reduce antibiotic use and improve outcomes for patients with bone infections.
Researchers have made a groundbreaking finding that blocking specific brain signals in female mice can lead to enhanced bone growth, resulting in stronger bones and reduced risk of osteoporosis. This discovery has the potential to develop new treatments for women and older individuals with fragile bones.
Researchers at Medical University of South Carolina found that antibiotic disruption of the gut microbiome leads to increased osteoclast activity, dysregulating post-pubertal skeletal development. The study also revealed changes in immune cell populations, including an increase in myeloid-derived suppressor cells.
Researchers have identified a surprising role for brain cells in controlling bone density, suggesting a new approach to preventing osteoporosis. Blocking estrogen signals in the brain causes female mice to build extraordinarily strong bones and maintain them into old age.
Researchers at Johns Hopkins Medicine have identified a cellular protein signal that drives both bone and fat formation in stem cells. Harnessing this signal, WISP-1, could help fractures heal faster, speed surgical recovery and prevent bone loss due to aging or injury.
Researchers found children born in the 1990s are reaching skeletal maturity faster than those born in the 1930s. The 'new normal' for bone maturity timing directly impacts pediatric orthopaedic care for conditions like leg-length differences and scoliosis.
Researchers at the University of Arizona are working on a groundbreaking study to regenerate long bone segments using 3D printing and adult stem cells. The goal is to improve treatment outcomes for military personnel with devastating injuries, where current surgical treatments often fail.
A study published in Immunity found that Lactobacillus rhamnosus GG supplementation increased bone formation in female mice by stimulating the growth of butyrate-producing gut bacteria. This activation led to the expansion of regulatory T cells, which secrete a protein called Wnt10b, critical for bone development.
Researchers at the University of Montreal have discovered two proteins essential to the development of skeletal muscle. The study, published in Nature Communications, sheds light on the 'dance' of muscle cell movement and how cells fuse together to form a single large cell, leading to improved understanding of rare muscular diseases.
A new type of skeletal stem cell has been discovered in the 'resting zone' of the epiphyseal growth plate, which is a crucial cartilaginous tissue for bone growth. These cells are found to be active and produce both cartilage and bone, as well as support blood cell production.
A Stanford-led study identifies uhrf1 and s100a10 as key genes driving rapid deer antler growth, a process that could inform new approaches for treating human bone conditions like osteoporosis. The researchers hope to apply the underlying biology of deer antlers to develop more efficient therapies.
Researchers at Stanford University discovered that adult mouse skeletal stem cells revert to an earlier developmental stage when tasked with regenerating large portions of bone and tissue. This process, called de-differentiation, allows the cells to become more primitive and express genes typically found in early embryonic development.
Researchers found that osteocalcin, a bone hormone, reverses memory loss in the aging brain by interacting with key proteins like RbAp48. Exercise may also positively affect the brain through osteocalcin release, suggesting a potential way to stave off age-related memory loss.
Consuming too much vitamin A may decrease bone thickness and increase fracture risk in humans. A recent study found that mice exposed to lower doses of vitamin A equivalent to 4.5-13 times the recommended daily allowance showed significant weakening of bones over a 10-week period.
Researchers discovered a mechanism that determines whether immature blood cells differentiate into red or subtypes of white blood cells. The study found that repression of Bach factors contributes to the development of anemia of infection/inflammation, highlighting potential therapeutic targets for treating bone marrow and blood disord...
A recent study published in Nature Communications has identified SIRT7 as a key enzyme in regulating bone formation. The researchers found that SIRT7 deacylates the 368th lysine residue of SP7/Osterix, leading to increased osteoblast differentiation and bone density.
A University of Oxford study suggests that some people buried at Stonehenge had moved with and transported bluestones from the Preseli Mountains in west Wales. The research combined radiocarbon-dating with new developments in archaeological analysis to investigate the lives of those buried at the iconic monument.
Researchers at NYU Langone Health successfully guided the regrowth of missing bone in lab animals using chemically coated ceramic implants. The implants, made from beta tricalcium phosphate and dipyridamole, were naturally absorbed by the test animals' bodies as new bone gradually replaced the devices.
Researchers from Oregon State University have identified the mechanisms behind improved ignition using pulsed sparks, leading to better performance in combustion systems. The study found that higher spark frequencies result in increased kernel temperatures and growth rates, essential for successful ignition and combustion.
Researchers have identified the biological process of mineralization that occurs in young corals, shedding light on coral reef formation and the storage of atmospheric carbon dioxide. The discovery also holds implications for new biotechnological developments using coral extractions to regenerate human bones.
Researchers identified urinary markers that differentiate between hip replacement patients who develop bone tissue destruction and those who do not. The combination of α-CTX and IL-6 biomarkers predicted osteolysis with high accuracy.
Scientists from the University of Basel and ETH Zurich have developed an artificial bone marrow niche that mimics natural biological properties, allowing hematopoietic stem cells to multiply for several days. This breakthrough could lead to personalized research models for blood diseases like leukemia and drug screening.
Researchers at Hospital for Special Surgery are launching a two-year study to measure the bone effects of secukinumab in men and women with ankylosing spondylitis. The study aims to understand how the drug affects bone metabolism and identify potential benefits for patients with this condition.
Researchers have identified the genetic basis of melorheostosis, a rare bone disorder characterized by excess bone formation resembling dripping candle wax. The study found that mutations in the MAP2K1 gene were responsible for the condition, offering potential treatment targets and insights into bone development.
A team of researchers has successfully developed a novel method for live 3D printing osteogenic scaffolds into bone defects. The method uses nanobiosilica-based scaffolds with adequate 3D printing properties to improve implantability and rapid bone healing capability, resulting in nearly 55% bone defect healing after four weeks.
Researchers used CT technology to scan 13 Tasmanian tiger joey specimens, creating high-resolution 3D digital models that reveal the species' growth and development. The study sheds light on the evolution of the Tasmanian tiger's unique appearance, which resembles that of dogs and wolves.
Researchers at the University of York have identified a potential link between altered sugar chains and enhanced bone formation in stem cells. By treating cells with a chemical that modifies sugar chains, they found improved bone growth processes, which could pave the way for new osteoporosis treatments.