Articles tagged with Bone Formation
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Researchers discovered that calcitonin knockout mice have greater bone mass and increased bone formation, suggesting a novel function for the calcitonin gene product. This finding has implications for preventing bone loss associated with estrogen deficiency, potentially leading to new treatments for post-menopausal osteoporosis.
Research reveals that mice without the calcitonin gene exhibit greater bone mass and formation, suggesting a novel function for this hormone. This discovery opens up new avenues for preventing bone loss associated with estrogen deficiency.
Researchers found that COX-2 inhibitors impede new bone growth, delaying healing of fractures or joint implants. A six-week 'time-out' period from COX-2 inhibitors is recommended to promote bone recovery.
Researchers extract biochemical information from fossil bones, avoiding errors associated with morphology, to compare ancient and modern species. The study reveals the survivability of osteocalcin protein in fossil bones, paving the way for new insights into evolutionary relationships.
Researchers at Rice University have developed a technique to create a porous, 3D bony matrix similar to natural bone. The method uses flowing fluids to provide mechanical stimulation, resulting in thicker and more developed mineralized bone compared to static samples.
Researchers at the University of Wisconsin-Madison have discovered a potent Vitamin D analog, known as 2MD, which significantly increases bone density in rats with osteoporosis. The compound has shown no apparent toxicity and may become an alternative to hormone replacement therapy.
Researchers discovered that bone marrow cells can form new blood vessels in newborns, contrary to previous belief that this process only occurs before birth. The study also found that VEGF accelerates the formation of new blood vessels, with implications for tumor biology and congenital disorders.
A Yale research team identified a genetic mutation in the Wnt signaling pathway that leads to high bone density, a trait seen in one in a million people with no symptoms. The findings suggest a new route for developing medications to increase bone density and prevent osteoporosis without clinical side effects.
Scientists have discovered that Dlx genes are required for normal mammalian limb development, suggesting homologous genes are responsible for the development of human limbs. The study also identifies two genes, Dlx5 and Dlx6, as candidate genes for split-hand/split-foot malformation (SHFM), a devastating congenital disorder.
Researchers at UT Southwestern Medical Center have identified a critical gene, Bop, that controls the formation of heart chambers. The study found that deleting this gene in mouse embryos disrupted heart muscle cell maturation and right ventricle development.
Scientists at Johns Hopkins have identified GNAS1 as the gene responsible for progressive osseus heteroplasia (POH), a disease causing rice-size bone fragments to form under the skin and inside organs. The discovery may lead to new treatments blocking problem-causing bone fragments and potentially treating other bone problems like oste...
A genetic 'thermostat' called LRP5 regulates bone mass during growth and may contribute to normal variation in bone strength. The discovery could lead to new treatments for rare genetic disorders and potentially increase bone density in the general population.
Researchers at Washington University in St. Louis discovered that blood vessels signal the onset of bone loss in diseases such as rheumatoid arthritis and osteoporosis. The discovery sheds light on how inflamed blood vessels trigger a cascade of events leading to local bone destruction.
Scientists have discovered Wnt as an inhibitory factor in vertebrate heart development, with low activity leading to cardiogenesis. The research reveals a crucial mechanism in determining heart position.
IGFBP-5 promotes osteoblast function and bone formation in a manner distinct from IGF-I. The protein interacts with a receptor on osteoblasts to regulate cell growth and activity.
Researchers discovered that only two genes, BMP and Bozozok, regulate head formation in zebrafish embryos. The study suggests that these genes also play a role in limiting BMP function, allowing for proper organ development.
The European Commission has designated Mylotarg as an orphan medicinal product for treating patients with CD33-positive relapsed acute myeloid leukemia. The compound represents a novel anticancer therapy and has shown promising results in clinical trials.
A Phase III study found that Aslera improved bone mineral density in female lupus patients by 1.8% compared to a loss of 1.8%, with greater increases observed in postmenopausal patients. This suggests that Aslera may be effective in preventing osteoporosis and fractures in women with SLE.
A new study finds that the 'cell crisis' theory explains why certain cancers become more common with age. Genetic mutations cause cells to divide uncontrollably after telomeres shorten, leading to cancer development.
Researchers from Johns Hopkins Children's Center study 14 women with Complete Androgen Insensitivity Syndrome (CAIS), finding they can experience good libido and normal sexual activity without sensitivity to androgens. The study challenges current ideas about hormone-to-behavior interactions in humans.
Researchers at University of Wisconsin-Madison found that interdigital tissue determines the uniqueness of each budding embryonic digit, forcing scientists to revise their theories on how cells organize into patterned tissue. The study reveals that surrounding soft tissue provides information about what it will ultimately become.
Researchers have identified a bone morphogenetic protein receptor II gene mutation as the cause of familial primary pulmonary hypertension, a progressive condition characterized by constriction of blood vessels. The discovery could lead to earlier diagnosis and more effective treatments for both familial and sporadic forms of PPH.
A study by Rebecca Rudolph and colleagues found that short-segment Barrett's esophagus is not a lower-risk factor for esophageal cancer. Instead, people with this condition are at a similar risk as those with long-segment Barrett's esophagus.
Researchers analyzed X-rays of 180 frogs collected at 16 sites in three states, revealing site-specific and time-dependent influences on malformation development. The study suggests that tadpoles received the same developmental insult at the same stage, contributing to the wide geographic occurrence and variety of deformities.
The NIH will hold a Consensus Development Conference on Osteoporosis Prevention, Diagnosis, and Therapy, bringing together experts to discuss the latest research findings. The conference aims to clarify factors associated with prevention and better diagnosis and treatment of osteoporosis.
A team of researchers has developed a genetic tracking system that allows them to follow neural crest cells from the embryonic stage to adulthood. The study reveals key players in tooth formation and highlights their contribution to other craniofacial structures.
A new study from the University of California, San Francisco, suggests that stimulating blood vessel growth with VEGF may help repair stubbornly non-healing fractures. Researchers found that injecting VEGF into broken mouse legs promoted bone growth and increased expression of genes necessary for osteoblast formation.
Researchers identified a link between genetic mutations in the cathepsin C gene and severe gum disease and periodontitis. The study found that individuals with normal functioning of the cathepsin C gene tend to have healthy gums, suggesting dietary, bacterial, and other genetic factors can compromise its function.
A study led by MGH researchers found that androstenedione supplementation increases testosterone levels in healthy young men, with estrogen levels also rising at both 100 and 300mg doses. Long-term effects of androstenedione on hormone levels and athletic performance are unknown
Researchers suggest a genetic expansion in the development of limbs, allowing early vertebrates to develop toes and fingers. The discovery sheds light on how nature has reused existing genes to create new adaptations for life on land.
A mouse tumor model of neurofibromatosis type 1 has been developed, allowing researchers to study the genetic lesions that lead to malignant tumor formation. The study found that mutations in both NF-1 and p53 genes accelerate tumor growth, providing a potential target for new treatments.
Researchers discovered statins, commonly used to lower cholesterol, can build new bone and potentially treat osteoporosis. Statin drugs stimulate the production of osteoblasts, specialized cells that create new bone.
Researchers at the University at Buffalo have found that melatonin speeds up bone formation and increases production of bone matrix proteins, suggesting a potential link to osteoporosis prevention. The study used mouse and rat cells to demonstrate the role of melatonin in promoting bone growth.
Physicians at Oregon Health Sciences University's Doernbecher Children's Hospital are pioneering the use of bone morphogenic protein (BMP) to grow new bone structures. Emily Lang, a 12-year-old girl with congenital deformities, is the first child to receive BMP treatment on existing bone, showing promising results.
A new study developed a simple method to assess the risk of deadly metastatic cancer in men after prostate removal. The chart uses three common measures, including Gleason score and PSA doubling time, to pinpoint the risk for developing metastatic cancer.
Researchers have made significant discoveries in various fields, including a new form of Ritalin that could treat cocaine addiction, a bone growth pill, and wrinkle-free cotton. Additionally, citrus limonoids show anticancer potential and can control insects, while polymers may aid in aircraft fire safety.
Researchers have identified three compounds that can stimulate new bone growth in animals, including synthetic chemicals and a natural product. These small molecule compounds are relatively inexpensive, stable, and can be easily modified or formulated, potentially leading to the first osteoporosis treatment to stimulate new bone growth.
Scientists at University of Wisconsin-Madison successfully derive human embryonic stem cells (hES cells), which can form all cell types and tissues, holding great promise for transplantation medicine and drug discovery. The availability of hES cells opens extraordinary opportunities for tissue transplantation and cell and gene therapy ...
Researchers at University of Wisconsin-Madison have derived and cultured human embryonic stem cells, opening doors to growing tissues from scratch. The achievement has profound implications for transplant medicine and drug discovery, offering new possibilities for treating diseases such as Parkinson's and heart disease.
BioNumerik Pharmaceuticals has discovered a new non-toxic platinum protecting agent, BNP7787, which substantially reduces the toxicity of platinum-type anticancer drugs. Preclinical studies show that BNP7787 increases cisplatin's antitumor activity while protecting against kidney toxicity, vomiting, and bone marrow toxicities.
The new Plasma Atomisation Technology (PAT) process creates spherical titanium powders for coatings on implants, encouraging natural bone growth. The technique also allows for thin films and intricate components in pacemakers, resulting in high-quality products with reduced contaminants.
A new study in Nature reveals that floor plate development occurs earlier and is driven by factors other than the notochord. This challenges the classic model of neural cell patterning, which posits a central role for Sonic hedgehog signaling.
A new study will investigate whether intensive gymnastics training at a young age leads to negative dietary issues and affect future health in children between 4-8 years old. The research aims to explore the psychological effect of gymnastics on young girls' eating habits and potential risk for eating disorders.
Researchers have developed a new coating technique called Surface Induced Mineralization (SIM) that facilitates bone growth around implants, potentially extending their lifespan. The water-based process incorporates growth factors to promote new bone cells, addressing a common issue with implants becoming loose after 10 years.
Researchers have discovered that a molecule called Noggin plays a crucial role in forming the brains of frogs and the elbows of mice. The study reveals that Noggin helps regulate cellular growth factors to promote proper tissue development, and its absence leads to severe skeletal defects and joint abnormalities.
Researchers have successfully replicated human bone disorder McCune-Albright syndrome in mice using a novel animal model. The model utilizes a combination of normal and mutant stromal cells, which are mixed together before transplantation into immune-compromised mice.
Researchers found TTP develops within four weeks of starting ticlopidine therapy, causing mass destruction of blood platelets and high mortality rates. Early detection and treatment with plasmapheresis significantly reduce death risk, but most neurologists and cardiologists are unaware of this side effect.
BioNumerik's novel chemoprotecting agent BNP7787 appears to completely protect against major toxicities associated with widely used platinum anticancer drugs. The company's Karenitecins demonstrate potent oral antitumor activity and bypass common drug resistance mechanisms.
Human growth hormone increases bone size in mice but compromises bone quality, leading to increased brittleness and fracture risk with age. This study highlights the need for caution when prescribing human growth hormone, especially in individuals without specific medical needs.
A new device approved by the US FDA uses ultrasound technology to estimate bone density of the heel, identifying women at risk of developing osteoporosis. The Sahara Clinical Bone Sonometer can be used in offices and could increase access to testing, especially in rural areas.
Researchers have developed a system to mimic the thymus in laboratory settings, enabling the study of HIV's effect on T-cell development. The model has shown that even immature T cells are susceptible to HIV infection, highlighting the need for treatment targeting young individuals.
Researchers challenge the theory that birds evolved from dinosaurs, citing evidence of finger identity differences between bird and dinosaur embryos. The study found that bird wings correspond to human thumb, index, and middle fingers, while little fingers are lost.
Scientists have discovered a gene in rye that enables wheat to resist toxins in aluminum often found in acid soils. This breakthrough has the potential to increase wheat yields worldwide, particularly in regions where millions of acres are currently unsuitable for cultivation due to acidic soil conditions.
A new study published in The Journal of Plastic and Reconstructive Surgery found that non-invasive magnetic resonance angiography (MRA) and magnetic resonance imaging (MRI) can effectively manage vascular malformations. The imaging techniques showed the growths' connections to surrounding tissues, allowing for better treatment planning.