Researchers identified a critical postnatal window in which excessive FGFR2 signaling drives coronal craniosynostosis by reducing GLI1+ progenitors and promoting abnormal osteogenesis. Restoring suture patency or RA signaling rescues structural and neurocognitive abnormalities.
A new robotic system demonstrates superior accuracy and geometric fidelity compared to traditional methods, preserving more surrounding bone and reducing unnecessary removal. The technology has potential to make tooth autotransplantation more predictable and less dependent on operator experience.
Researchers identified dormant progenitor cells in skeletal muscle that migrate to fracture sites and become bone-forming cells. Muscle is the main source of these regenerative cells, which can contribute to both normal fracture healing and heterotopic ossification.
A coral-inspired 3D-printed scaffold reprograms immune cells to promote angiogenesis and bone regeneration, shifting macrophages from inflammatory M1 state to reparative M2 state. The scaffold also enhances angiogenesis, new bone formation, and reconstruction of bone defects.
Researchers identify AXL as a previously unrecognized regulator of bone formation, promoting osteoblast maturation and increasing bone mass. Inhibiting Axl using BGB324 increases bone growth in mice without significant toxicity.
A new DNA-based strategy has been developed to tackle gum disease, which is one of the most common chronic inflammatory diseases worldwide. The multifunctional nanotherapy effectively targets bacterial infection, suppresses oxidative stress, and promotes bone formation, showing promising results in preclinical studies.
A new study has mapped cellular signaling networks between bone and skeletal muscle, identifying key ligand-receptor pairs that facilitate communication between cells. The research revealed a complex network of molecular pathways that coordinate tissue maintenance and remodeling, with implications for understanding musculoskeletal diso...
A biomaterial scaffold has been developed to recreate a skull stem cell niche, reducing craniosynostosis-related deformities and promoting normal skull growth. The triphasic scaffold maintained skeletal stem cells while supporting bone formation and tissue regeneration.
Recent studies suggest that p16INK4a+ cells, previously thought to be non-beneficial due to their association with aging, actually contribute to tendon regeneration. These mesenchymal cells produce collagen and factors promoting new blood vessel and nerve growth, crucial for normal tendon function.
Researchers found that severe periodontitis was associated with reduced kidney function and increased albuminuria, even at early stages of chronic kidney disease. Systemic inflammation partially explained this relationship, but additional biological mechanisms are also likely involved.
Researchers developed an AI-guided strategy to identify bioactive nucleoside hydrogels for periodontal therapy, using machine learning-based predictive models and experimental validation. The study identified two promising candidates, guanosine monophosphate and deoxyguanosine monophosphate, which successfully formed stable hydrogels w...
A patient-derived KDF1 mutation impairs enamel-forming cells by disrupting cell adhesion and Hippo-YAP signaling. Mutant mice exhibit thinner enamel, reduced mineral density, and delayed tooth eruption.
Researchers found that CAR3 coordinates bone formation and regeneration by forming a molecular complex with collagen type I alpha 1 and recruiting bone sialoprotein. The study identified CAR3 as a previously unrecognized regulator of osteoblast differentiation, highlighting its potential for treating bone disorders.
A team of researchers discovered an epigenetic mechanism that protects tooth progenitor cells from mechanical stress, preserving tissue renewal. The study found that the enzyme KDM6B removes repressive chromatin marks, allowing genes to be active and preventing excessive activation of mechanosensitive ion channels.
Researchers found a strong association between gut microbiome composition and bone health in patients with primary hyperparathyroidism. Bifidobacterium longum was identified as a key microbial driver of bone loss through immune-mediated mechanisms.
Researchers developed a mineralized DNA hydrogel that coordinates immune regulation and sustained bone regeneration. The material promotes healing-friendly macrophage activity while supporting bone-forming stem cells, accelerating bone repair and improving tissue mineralization.
Researchers discover that breast cancer cells exploit protective systems in bone marrow to remain dormant, using Notch2 signaling and genes like CXCR4 and TIE2. This dormancy allows cells to reactivate years later, leading to secondary tumors.
Researchers developed a senolytic therapy using dasatinib and quercetin, which preserved disc structure and reduced inflammation, highlighting JUN signaling as a key pathway. This preclinical study provides evidence for a potential therapeutic strategy to slow disease progression in individuals with genetic susceptibility.
Researchers identified four distinct mutational clusters in oral cancers lacking traditional risk factors, with two linked to endogenous processes and unique driver gene mutations. The study suggests a potential role of the oral microbiome in tumor development and highlights opportunities for precision medicine approaches.
Researchers identified a vitamin K-dependent GAS6 pathway that controls osteoclast maturation and bone resorption in mice. Osteoblasts use Vitamin K signals to regulate osteoclast fusion via the GAS6 pathway.
Researchers found that increasing ADAR2 expression in osteosarcoma cells forces them to differentiate, slowing growth and invasive capacity. The treated cells began producing mineralized matrix, a hallmark of mature bone tissue. In mice, ADAR2-restored tumors were smaller and less invasive.
A phase 2 clinical trial found that burosumab safely restored normal phosphate levels and improved physical function in patients with severe fibrous dysplasia. Key findings include reduced pain, fatigue, and mobility impairment, as well as significant improvements in children's mobility and independence.
Researchers found that butyrate alleviates TMJ pain by reversing epigenetic and gene regulatory pathways in the brain. The study identified key genes and mechanisms involved in pain-related molecular pathways, providing new insights into the biological mechanisms of TMJ pain.
Researchers discovered that disrupted PTH1R signaling drives abnormal cementum growth and tooth-bone fusion in adult mice, leading to severe dental complications. The study identified the loss of PTH1R signaling as a critical molecular safeguard against excessive cementum formation.
Researchers identify TGF-β signaling pathway as key regulator of osteoblast quiescence, suggesting its inhibition can aid in reactivation of dormant osteoblasts. Combining TGF-β-blocking antibodies with anti-sclerostin treatment shows promising therapeutic potential for osteoporosis treatment.
Researchers reveal how expansion of bone marrow fat promotes immunosuppressive PD-L1 signaling, leading to enhanced osteoclast activity and accelerated bone loss. Reducing bone marrow fat improves bone structure.
A study mapped early molecular and cellular changes in the jaw joint that may trigger temporomandibular joint osteoarthritis. The research found structural and molecular changes in joint tissues, including inflammation, fibrosis, and metabolic shifts. Single-cell sequencing revealed diverse cell populations interacting within the synov...
Aging bone repair declines due to mitochondrial DNA structures disrupting stem cell function, reducing energy production and causing cellular senescence pathways. Targeting these structures may restore balance between bone and cartilage formation during healing.
A large multiethnic study identifies genetic factors associated with developmental dysplasia of the hip (DDH) and its progression to osteoarthritis of the hip. Variations in COL11A2, CALN1, and TRPM7 genes were found to be common to both DDH and hip OA.
A team of researchers found that Gli2 and Gli3 function synergistically to regulate tooth root morphogenesis. Their study revealed a critical interaction between HH signaling and TGF-β signaling, which is essential for normal root development.
A study found that dentists have a higher prevalence of vision-related problems due to prolonged exposure to artificial lighting. Chronic dental lighting caused retinal damage, disruption of the blood-retinal barrier, and inflammation, ultimately impairing visual health.
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.
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.
Activation of hypoxia signaling improved metabolism and limited fat accumulation in obese mice, while preserving vascular networks and bone health. The intervention also enhanced fracture healing and glucose tolerance, suggesting a dual beneficial effect on metabolism and bone integrity.
A study on mouse incisors reveals a cellular mechanism behind the unique decussation patterns of tooth enamel, which form the enamel's hardness through directional sliding and coordinated migration of ameloblasts. The findings provide new insights into how dental stem and progenitor cells maintain and repair enamel-forming tissues.
Researchers discover SMAD7 acts as a positive regulator of Wnt/β-catenin signaling, promoting dental pulp stem cell regeneration and tissue repair. The study provides new insights into the molecular mechanisms governing tooth regeneration and holds promise for regenerative endodontic procedures.
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.
Researchers have discovered the protective role of LOXL2 protein in preventing cartilage damage and inflammation in temporomandibular joint osteoarthritis. The enzyme helps suppress inflammatory pathways, reducing cell death and preserving cartilage viability even under inflammatory conditions.
Copper metabolism plays a crucial role in inflammatory bone diseases, with copper overload suppressing glycogen synthesis and increasing inflammatory activity. Researchers found that cuproptosis, a form of programmed cell death, can lead to bone weakening and osteoclast formation, providing a potential new therapeutic target.
Research reveals that salivary bacteria from gum disease alter gut metabolism, driving osteoclast activity and systemic bone loss. Microbial metabolites like indole-3-lactic acid inhibit osteoclast differentiation and activity.
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 used advanced imaging to uncover early molecular changes in bone associated with osteoarthritis. The study found that subchondral bone beneath damaged cartilage showed strong upregulation of specific collagen fragments, suggesting that disease-related bone changes begin earlier than previously recognized.
A study reveals that two key proteins, TSP1 and TSP2, play a central role in shaping the healing environment after injury, leading to abnormal bone growth. The findings suggest targeting these proteins may reduce harmful bone formation without interfering with healthy development.
Researchers found that hormone treatment reduces abnormal nerve invasion and improves chronic back pain by limiting nerve growth inside damaged spinal tissue. The study suggests that parathyroid hormone can reverse the process by activating natural signals.
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 identified altered gene expression in smokers with periodontitis, leading to weakened gum epithelial integrity and excessive inflammation. A new target molecule, CXCL12, was found to drive immune-cell recruitment and inflammation, making it a potential therapeutic approach.
Researchers identified cilia-mediated Hedgehog signaling as a key regulator of tooth development. The study found that disrupting Cilk1 levels can lead to stepwise changes in tooth formation and morphology, including extra teeth or fused molars. This discovery may support earlier diagnosis for children with ciliopathies.
A clinical trial shows that arginine can modify plaque formation on teeth, thereby protecting against dental caries. The study found that arginine reduced the acidity of biofilms and altered their carbohydrate structure, making them less harmful.
A new composite hydrogel containing Li-Ca-Si bioceramics particles and gelatin methacryloyl matrix has shown promise in treating dental pulp infections by facilitating innervation and odontogenic differentiation. The hydrogel promoted Schwann cell regeneration, cytocompatibility for dental pulp stem cells, and proliferation of DPSCs.