Articles tagged with Bones
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A study of 1,741 women and 620 men aged ?65 years found that cognitive decline is linked to accelerated bone loss and a higher risk of fractures in women. The bidirectional relationship between bone loss, cognitive decline, and fracture risk suggests shared underlying factors.
Researchers developed a miniature 3D bone-like tissue model to investigate the effects of anti-androgen therapies on prostate cancer bone tumours. The study found that traditional therapy had limited effect, with interactions between cancer cells and the bone microenvironment significantly impacting disease progress.
Alvarezsaur dinosaurs reduced in size from turkey-sized to chicken-sized around 95 million years ago when they transitioned to an ant-based diet. Their bodies also underwent significant changes, including modified claws and a shift from flesh-eating to termite consumption.
Two new articles explore the spatially variable exhumation of the central Appalachian Mountains and constraints on the paleoelevation history of Colombia's Eastern Cordillera. The studies use thermochronology and palynological records to reconstruct ancient tectonic events.
A study published in Scientific Reports reveals that harpy eagles rely on specific prey in canopy forests and starve when these areas are heavily deforested. As a result, breeding pairs may decline by up to 3,256 since 1985, emphasizing the need for forest conservation.
Researchers at University of Arizona Health Sciences found that cancer cells become more aggressive when exposed to tissue stiffening, leading to changes that persist over time. The 'mechanical conditioning' score can quantify these cellular changes and predict patients at high risk for bone metastasis.
Researchers propose a triple-cycle heat treatment system to improve the microstructure and performance of 3D printed titanium-molybdenum alloy human implants, achieving better biocompatibility and mechanical properties matching human bones. This method enables more widespread use of 3D printed implants in the biomedical field.
A research team from the University of Alaska Fairbanks and Florida State University has found evidence that nearly all types of Arctic dinosaurs reproduced in the region and likely remained there year-round. The discovery contradicts previous hypotheses that the animals migrated to lower latitudes for the winter, suggesting they were ...
Researchers have developed an antibody conjugate called BonTarg that delivers drugs to bone tumors and inhibits metastasis. The combination of a breast cancer drug with a bone-targeting antibody was found to significantly enhance the concentration of the antibody at tumor sites, and inhibit secondary metastasis from infected organs.
Researchers found that eating 50 grams of prunes daily for six months improved CVD risk biomarkers, raised 'good' cholesterol, and lowered inflammation. The study suggests that prunes may be a promising addition to the diet to reduce CVD risk and inflammation.
A new study reveals that a hormone in fat cells inside bone marrow helps regulate bone and fat production. The findings suggest potential new approaches to treating conditions like osteoporosis.
A new study from the University of York suggests that Iron Age people kept everyday items like spoons and grinding stones as emotional reminders of deceased loved ones. This practice is replicated in societies across the globe today, revealing the raw emotional power that mundane objects can acquire at certain times and places.
A Curtin University-led study of ancient bones on Kangaroo Island has provided new insights into the island's past fauna and potential species reintroduction. The research identified 33 species, including extinct ones, and shed light on the impact of European arrival on biodiversity.
A research team from the University of Göttingen has observed a direct interaction between microtubules and intermediate filaments, leading to stabilisation and extended lifespan. This interaction is important for understanding cellular processes and may have implications for diseased cells.
A new international guidance on HR-pQCT provides an overview of current clinical applications and future directions in adults. The technology holds promise for fracture risk prediction, monitoring anti-osteoporosis therapy response, and assessing metabolic bone disorders.
Researchers at UVA School of Medicine have identified 19 new genes linked to bone mineral density, providing insights into osteoporosis. The study's novel approach uses laboratory mice to overcome human study limitations.
Researchers at the University of Chicago have discovered how cells can remember and respond to environmental pressure by adjusting their protein structures. The team found that an optimal concentration of cross-linkers allows proteins to strengthen under stress, enabling the material to 'remember' past experiences.
Researchers found that middle-aged men with cerebral palsy are up to 5.6 times more likely to suffer fractures than men without the disorder. The study also revealed that critical periods of bone health vary across the lifespan for individuals with cerebral palsy, particularly affecting females and males at different times.
The journal honors the authors of its 10 most oft-cited 2019 papers with certificates of publishing excellence. The papers cover various topics in bone and musculoskeletal research, including muscle function, osteoporosis, and Paget's disease.
A study published in Atherosclerosis has found that the build-up of calcium in major blood vessels is linked to a 39% higher risk of serious falls in older women. The research used bone density scans to identify abdominal aortic calcification, which can be detected early on, and may help health professionals to prevent future falls.
Research from the UK Biobank and the Genetic Factors for Osteoporosis consortium found that heavier birth weight is associated with a higher risk of bone fracture and osteoporosis. The study suggests that genes affecting birth weight may also influence an individual's risk of developing osteoporosis as they age.
A preclinical study supports AAV8-TNAP-D10 as a single-dose treatment for hypophosphatasia, extending the life span of mice with minimal side effects. The therapy may provide an alternative to current medication injections, benefiting patients with severe skeletal and dental abnormalities.
Regular strength and impact-type training decreases or prevents age-related bone loss, according to a new study at the University of Jyväskylä. High-intensity training preserves trabecular bone density and cross-sectional geometry, supporting its benefits for bone health.
Researchers from Iowa State University discovered radiocarbon dates on rabbit and deer bones that suggest human occupation of the Coxcatlan Cave in Mexico may be up to 20,000 years older than previously thought. The findings could challenge the long-standing theory of human arrival in the Americas via the Bering Land Bridge.
Researchers developed an immunomodulatory approach using custom-made polymer microspheres to deliver magnesium ions directly into compromised bone. This accelerated bone regeneration rates by encouraging the immune system and skeletal system to work in tandem.
The Jebel Sahaba cemetery, 13 millennia old, was initially thought to be a testament to prehistoric warfare. However, recent analysis reveals a succession of violent episodes, likely exacerbated by climate change. The study found that individuals bore injuries from projectiles and repeated episodes of violence over their lifetimes.
The researchers developed a biomaterial made from discarded bullfrog skin and fish scales that acts as a scaffold for bone-forming cells to multiply, leading to the formation of new bone. The biomaterial has shown low risk of triggering an inflammatory response and could be used to assist with bone growth around surgical implants.
Patients undergoing total hip arthroplasty (THA) show significant improvements in pain, function, and quality of life, as well as improved walking gait biomechanics. However, daily physical activity levels remain largely unchanged, with most patients engaging in only light physical activity.
Researchers analyzed 12,000-year-old fish bones from three-spine sticklebacks to study the evolutionary process. They found that genetic variants enabling adaptation to freshwater existed in ocean populations thousands of years ago.
A new study finds that 25-hydroxyvitamin D3 is an effective treatment for vitamin D deficiency in patients with fat malabsorption syndromes, including gastric bypass surgery and obesity. This water-soluble form of vitamin D3 is better absorbed in these patients and does not get diluted by body fat.
Disparities in access to orthopaedic care via telemedicine were found to persist, particularly for Hispanic and Asian patients, as well as those with Medicaid coverage, compared to white patients, English speakers, and commercial insurance holders.
Researchers at Tel Aviv University have developed an active molecule (SNV) that can significantly suppress both inflammation and bone destruction around dental and orthopedic implants. The new technology has the potential to help people with implant failures, gum recession, or loose teeth due to periodontal disease.
A new bone shape measure, SBL, has been identified by researchers using AI to determine the severity of knee osteoarthritis. The study found that SBL values were consistently different from knees without joint space narrowing and associated with greater pain and disability.
Researchers have mapped the genetic profile of osteocytes, a type of bone cell that controls skeleton growth and decay. The study identifies novel genes associated with rare and common skeletal diseases, paving the way for new treatments and improved diagnosis.
Researchers analyze soldiers' isotopes to determine geographical origin, finding 3 Breton soldiers and 28 French soldiers. The study provides unique insights into alliances and recruitment strategies in wars.
The International Osteoporosis Foundation has published a new Executive Summary outlining key guidance for managing osteoporosis in hematologic stem cell transplant recipients. The summary provides expert recommendations for monitoring, evaluation, and treatment of bone loss in HSCT patients, including a helpful management algorithm.
Researchers found that corals' ability to grow calcium carbonate skeletons evolved between 308 and 265 million years ago, with necessary proteins present in their soft-bodied ancestors. The team identified genes responsible for transporting calcium and removing protons, as well as an acid-rich protein involved in skeleton building.
Researchers developed natural polymer coatings that significantly improved metal electrochemical corrosion properties and allowed for cell attachment while disallowing bacterial attachment. These coatings can be modified to possess multifunctionality, opening a new era of applications in bone tissue engineering.
A new study based on research at a unique fossil site in Utah finds that tyrannosaurs were likely gregarious animals, with evidence suggesting they died together during a seasonal flooding event. The discovery sheds light on the behavior of these fearsome predators and challenges long-held assumptions about their solitary hunting habits.
Scientists have developed a new biomaterial that regrows both blood vessels and bone, potentially providing an alternative to current systems. The biomaterial was inspired by the natural way in which bone defects regenerate and uses a mechanobiology-informed approach to promote both angiogenesis and osteogenesis.
Two studies found that the bone microenvironment reduces ER expression in breast cancer cells, leading to resistance to endocrine therapy. The bone microenvironment also triggers reprogramming of cancer cells, promoting their ability to metastasize to other tissues and evade treatment.
A new special issue of Calcified Tissue International brings together state-of-the-art reviews on key issues in CKD-MBD. The reviews cover topics such as pathogenesis, epidemiology, challenges in management, including after kidney transplantation, and the role of bone biopsy in management.
Researchers at Osaka University identified SLPI as a critical mediator in balancing bone build-up and break-down, mediated by parathyroid hormone. The molecule promotes bone formation and suppresses bone loss, suggesting potential new treatments for osteoporosis.
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.
The discovery reveals a significant finding about the lives of ancient humans and their animals. The site contains 26 fragments of dog bones alongside human remains, dated to circa 4200-4000 BCE, indicating a long-term bond between species. The research challenges current understanding of Neolithic periods in the Middle East.
Archaeologists have found evidence of a kosher diet in pottery fragments from Oxford's early medieval Jewish community. The findings, published recently, reveal that the inhabitants of two houses used only meats from cattle, sheep and goat, with no pig bones present.
A novel technique using an ancient inorganic salt-based material has been developed to pinpoint and illuminate bone damage, potentially leading to more efficient X-ray diagnostics and treatment. The new method could also be used for advanced applications such as bioimaging and optogenetics.
Type 1 diabetes and diabetic neuropathy contribute to various bone structure impacts but don't fully explain higher fracture risk in patients. Balance and muscle strength also play a role in increased fracture risk, according to new findings.
Researchers have discovered fossilized samples of bony armor from ancient fish species, revealing a complex network of cavities and channels in the bones. The findings suggest that early vertebrates had internal structures similar to those found in modern vertebrates, with bone cells capable of dissolving and restoring bone minerals.
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.
A team at Tokyo Medical and Dental University developed a material that aids in bone healing, allows for clear assessment of bone damage and clarifies probable patient outcomes. The material incorporates a fluorescent molecule, enabling real-time visual analysis and predictions of therapeutic outcomes.
The IFCC-IOF Committee for Bone Metabolism found significant within- and between-assay variation for ß-CTX measurement, calling for harmonization and the use of EDTA plasma for precise results. The study's recommendations aim to improve bone health globally through standardized assays.
A new study led by the University of South Australia found that inhibiting bone morphogenetic protein (BMP) suppresses growth plate bony repair and prevents degeneration. This could lead to a biological treatment in place of correcting deformities through surgery.
Researchers have developed novel antibiotic-releasing 3D printed scaffolds capable of supporting bone regeneration and delivering antibiotics. The study found that covering antibiotics with lamellar inorganic protectors enabled a controlled release, maintaining cell viability and bone formation.
Researchers have developed an effective method for managing bone defects in diabetes patients using 3D bioprinted bone-repair scaffolds infused with bone marrow stem cells and macrophage. This technique has the potential to accelerate bone repair and improve outcomes for individuals with diabetes.
Researchers discovered that ferulic acid primed stem cells can repair bone damage caused by radiation. The study found that FA enhances the bone repair effects of skeletal stem cells by activating specific pathways, making it a potential novel strategy in treating irradiated bone injury.
Researchers discovered a novel pathway linking T-lymphocyte extracellular vesicles loaded with microRNAs to increased osteoclast formation and bone erosion. The study suggests that these extracellular vesicles act as inflammatory mediators, inducing differentiation of osteoclasts via inhibition of cyclooxygenase 2.
A study found that osteoporosis treatment is rarely prescribed to patients who break a hip, despite medical associations recommending evaluation and treatment. The study's lead author suggests that the diagnosis of osteoporosis is often overlooked, even in patients with disease-defining fractures.
A new center at the University of Delaware will focus on musculoskeletal research, including tendonitis and osteoarthritis. The center aims to accelerate fundamental research and establish a comprehensive basic-to-clinical research pipeline.
A rare bone point, dated between 5,300-3,800 years old, has been discovered near the Lower Murray River, providing insights into Ngarrindjeri country's material culture. The artefact, likely made from a macropod bone, was found during excavation work and is believed to have been used for piercing soft materials or as a projectile point.