Articles tagged with Biomaterials
Researchers from Wyss Institute and Harvard University developed a biomaterial vaccine that enhances and sustains lymph node expansion, leading to more effective anti-tumor responses. The vaccine formulation, based on microscale mesoporous silica rods, reprograms antigen-presenting cells to orchestrate complex immune responses.
A team of researchers has developed a hemostasis sponge that swiftly staunchs kidney bleeding and facilitates wound recovery. The material uses kidney-derived decellularized extracellular matrix to recreate the kidney's microenvironment, boasting high biocompatibility.
Researchers at the University of Washington have solved a long-standing chemical mystery in organic electrochemical transistors (OECTs), which allow current to flow in devices like implantable biosensors. The study reveals that OECTs turn on via a two-step process, causing a lag, and off through a simpler one-step process.
Eric Markvicka is developing a manufacturing approach to produce novel liquid metal mixtures with enhanced properties, including thermal and electrical conductivity. These mixtures can be used in additive manufacturing and accelerate momentum toward 4D printing, enabling the creation of machines that mimic biological organisms.
Researchers will develop 'live' joints with biocompatible bone and cartilage grown from human cells, aiming to scale up the technology for commercial use. The project, valued at $47.7M, targets 40 patients within five years with knee replacements.
Jos Malda receives ERC grant to crack cartilage code and create regenerative treatments. By studying cartilage 'organ-on-a-chip' models and animal cartilages, researchers aim to recreate the intricate internal structure of cartilage.
The study investigates various biomaterials for bone defect repair, including autologous, allogeneic, and growth factor materials. These materials offer improved biocompatibility and strength, with potential solutions for enhancing soft tissue thickness.
Caterpillars of the Carolina sphinx moth have an extraordinary ability to instantly change their hemolymph's material properties, turning it into a viscoelastic fluid that helps stop bleeding. This discovery has potential applications for developing new drugs for humans to create fast-working thickeners of human blood.
A team of scientists from Pohang University of Science & Technology developed an artificial vitreous body based on alginate to treat retinal detachment. The hydrogel maintains vision post-surgery and regulates fluid dynamics within the eye, preventing recurrence and air bubble formation.
A multi-institutional team is creating innovative technologies to reduce complications associated with left ventricular assist devices (LVADs), including infection, thrombosis, stroke, and bleeding. The new LVAD will deliver a physiological response to changes in the recipient's activity levels using a 'smart' Maglev drive technology.
Researchers have developed diverse nanoparticles for cancer therapy, including micelles, liposomes, and hybrid nanoparticles, which can overcome challenges and deliver drugs with enhanced targeting abilities.
Researchers at Brigham and Women's Hospital developed a sprayable adhesive hydrogel product to address GI wound management limitations. The material promotes rapid wound healing, provides tissue protection, and minimizes complications under harsh conditions.
Scientists create a hydrogel system that can remember its shape, allowing them to control cell adhesion behavior. The elastic modulus of the hydrogel is adjusted by compressing it into different thicknesses at high temperatures.
Researchers have developed a cost-effective method to create waterproof and grease-resistant paper coatings using extracellular polymeric substances (EPS) from anaerobic granular sludge. The study found that EPS derived from waste sludge can improve paper coating properties, including water/grease-proofing behaviour.
Researchers have developed an injectable hydrogel that mitigates damage to the right ventricle of the heart in children with hypoplastic left heart syndrome. The treatment, made from cardiac extracellular matrix, improves heart function and slows tissue scarring, potentially increasing patient survival time.
Researchers developed a scaffold with controlled pore sizes (200-700 microns) and shapes, using FDM printing technique. The results showed a favourable cellular response and mechanical properties, making it promising for bone defect regeneration.
Researchers developed protein-based microcapsules to enhance aptamer sensors, enabling direct detection of target molecules in biological samples. The system demonstrates robust protection against harmful proteins and simultaneous real-time sensing of multiple targets.
Researchers have created a new tool called epidecodeR to analyze epigenetic marks and predict their impact on gene activity. The tool can identify correlations between specific modifications and gene responses in various conditions, including cancer and neurological disorders.
A study by the University of Tsukuba found that keratin microsphere gel enhanced cell proliferation and gene expression related to hair growth. The gel's stimulatory impact on papilla cells was validated through genetic analysis, demonstrating its potential as a safe and effective hair growth agent.
A new roadmap has been published by IEEE EMBS, outlining five primary medical challenges that need to be addressed through advanced biomedical engineering approaches. The paper, written by 50 renowned researchers from 34 prestigious universities, aims to guide future research and funding for groundbreaking innovations.
Researchers at McGill University discovered a new mechanism for the attachment of avian eggshell membranes to their shells. This finding has significant implications for tissue engineering and biomaterial grafts, as well as reducing losses in the commercial egg and poultry industry.
Researchers created complex 3D structures that mimic bone microstructure using laser 3D printing and an alternate soaking process. The method supports the creation of bone grafts or artificial bone marrow, offering a potential solution to treating leukemia, lymphoma, and immune diseases.
Researchers at Chalmers University of Technology have developed a new, sustainable architectural material by 3D printing nanocellulose and algae. The material's use could significantly reduce energy consumption in construction, aligning with the European Green Deal's goals.
Princeton researchers create a system to control the growth of microtubule branches, enabling precise chemical transport and potential applications in soft robotics, new medicines, and biomolecular transport. The technique harnesses cellular scaffolding to build novel materials and technologies.
Researchers at RIKEN successfully spin artificial spider silk that closely matches natural production, mimicking the complex molecular structure of silk. The eco-friendly innovation has potential benefits for environment and biomedical fields.
Researchers developed a drinkable foam infused with carbon monoxide to enhance the effectiveness of autophagy inhibition in treating various cancers. The study showed significant reductions in tumor growth and progression in mice and human cancer cells, opening a promising new approach for therapies.
Researchers at The University of Tokyo developed a bio-tagging method using dissolvable microneedle arrays for permanent animal identification. The approach, called 'MAPs,' uses customizable molds to tattoo unique identifiers into the skin, offering a safer and more humane alternative to traditional ear tags or RFID chips.
Researchers develop injectable hydrogel electrodes for treating ventricular arrhythmia, providing a potential solution to painful defibrillation and improving quality of life. The novel pacing modality addresses the pathophysiology of re-entrant arrhythmia and offers a promising alternative to existing therapies.
A team of engineers has developed a novel printing method called deep-penetrating acoustic volumetric printing (DVAP) that uses soundwaves to solidify biologically compatible structures in deep tissues. The technique involves a specialized ink that reacts to ultrasound waves, enabling the creation of intricate structures for biomedical...
Researchers at RCSI University of Medicine and Health Sciences have developed a material that can speed up bone healing while reducing the risk of infections. The implant combines antimicrobial treatment with gene therapies to repair bone and prevent infection.
Researchers at iGCORE in Japan developed two synthetic versions of an ADP-ribose fragment to study cellular functions. The approach enables the production of structurally well-defined oligo- and poly(ADP-ribose) samples, accelerating ADP-ribose biology research.
Researchers have developed additively manufactured Ti-Ta-Cu alloys that exhibit improved biocompatibility and bacterial resistance, making them a promising alternative to traditional Ti6Al4V implants. The alloys were found to display remarkable synergistic effects in improving both in vivo biocompatibility and microbial resistance.
Scientists at Lawrence Berkeley National Laboratory and JBEI developed a simple
The POLINA project will develop new materials and technologies for medical applications, aiming to revolutionize bioprinting for safer, smarter and affordable medical devices. The project will create micropatterned cell surface models to help study lung diseases and design new tracheal implants.
Scientists from Tokyo Medical and Dental University created a synthetic polymer biomaterial that mimics the pancreatic adenocarcinoma microenvironment, enabling them to identify potential therapeutic targets. The study successfully recapitulates the complex interactions between cancer stem cells and their niche.
Researchers from Incheon National University create gelatin patches that generate molecular oxygen to accelerate wound healing. The new hydrogels demonstrate improved coagulation, blood closure, and neovascularization in both in vitro and in vivo experiments.
Researchers at Xi'an Jiaotong-Liverpool University have developed a sensitive and robust pH sensor that can detect pH variation in just a few microliters of samples. The new sensor uses novel materials and methods to overcome the current method's limitations, which are not sensitive enough or fragile for commercial-scale use.
Scientists at UNSW Sydney have created a new material that can mimic human tissue, fight bacteria, and heal itself. The hydrogel material is made from simple peptides and has implications for biomedical research, medicine, and manufacturing technology.
Scientists from Central South University develop a novel approach to address bacterial infection in bone transplantation by enriching H2O2 and amplifying the Fenton reaction. The technique enhances biocompatibility and safety, promising reduced transplant failures and post-operative complications.
A team of researchers developed soft yet durable materials that glow in response to mechanical stress, using single-celled algae and a seaweed-based polymer. The materials demonstrate inherent simplicity, no electronics needed, and can be used as mechanical sensors or soft robotics, while also being resilient and self-sustaining.
Researchers from Osaka University have developed a bioprinting technique that enables the creation of complex soft tissue structures with high fidelity. The method uses a printing support to facilitate gelation of a bioink, resulting in cell viability and viability for up to two weeks.
A team of researchers at Utah State University has successfully created an in vitro model of Bruch's membrane, a layer in the retina that deteriorates with age. The model uses hagfish slime proteins to replicate the natural aging process and disease progression, providing a valuable tool for studying age-related macular degeneration.
Researchers at the University of Groningen have developed a lightweight triboelectric nanogenerator based on hollow stellate cellulose films derived from Juncus effusus L. Aerenchyma, enabling motion sensing and converting movement into electrical signals.
A new computational approach removes movement in heart cell and tissue images, allowing direct monitoring of electro-mechanical coupling. The algorithm mimics a drug's action, giving insight into heart diseases.
Chung-Ang University researchers create an electrochemical DNA biosensor that detects HPV-16 and HPV-18 with high specificity, facilitating early diagnosis of cervical cancer. The sensor uses a graphitic nano-onion/MoS2 nanosheet composite to enhance conductivity.
Scientists have engineered trees to be easier to disassemble into simpler building blocks using callose-enriched wood. This approach increases the efficiency of converting woody plant biomass to fuel and other useful products.
Researchers at University of Galway and MIT have developed an intelligent implantable device that can sense its environment, adapt to release drugs as required, and bypass scar tissue buildup. The device uses AI to tailor drug delivery to individual patients, reducing fibrotic encapsulation and ensuring consistent dosing.
Researchers developed a platform that allows engineered biosensor bacteria to safely pass through the gastrointestinal tract in animal models. The platform enables real-time monitoring of gut health and can be used to diagnose and monitor various diseases, including inflammatory bowel disease. It has the potential to revolutionize pati...
Researchers successfully recreated lung cancer patient's internal environment using hydrogel and 3D bioprinting, preserving specific lung cancer subtype and genetic mutation characteristics. The study enables precise drug evaluation and personalized treatment options for lung cancer patients with underlying diseases.
Cyanobacteria can solidify inorganic materials like CO2, making them valuable for sustainable construction. Researchers developed an additive co-fabrication manufacturing process using bacterial strains and robotics.
Researchers at Harvard developed a fiber-infused ink that allows 3D-printed heart muscle cells to align and contract like human heart cells, enabling the creation of functional heart ventricles. The innovation can be used to build life-like heart tissues with thicker muscle walls, paving the way for regenerative therapeutics.
The study explores resonance between narrative medicine and traditional Chinese medicine, highlighting similarities in case histories. By integrating ancient wisdom with modern approaches, a more compassionate healthcare system can be developed.
Researchers develop energy-efficient chitinous films that can generate mechanical movement and produce electricity without external power. The films exhibit adaptability and molecular changes in response to environmental changes, enabling applications in engineering and biomedical fields.
The study, published in Advanced Functional Materials, reveals a novel light-activated material that can be used to effectively reshape and thicken damaged corneal tissue, promoting healing and recovery for patients with keratoconus. The technology has tremendous potential to impact millions of people suffering from corneal diseases.
Researchers at Istituto Italiano di Tecnologia and University of Milan-Bicocca have demonstrated the efficacy of curcumin in reducing coral bleaching caused by climate change. The study shows significant efficacy in preventing coral bleaching when tested under controlled conditions.
Researchers developed bio-piezoelectric smart scaffolds for next-generation bone tissue engineering, demonstrating potential for clinical applications. The scaffolds can reconstruct desired tissue EM through non-invasive ultrasonic stimulation, promoting cell adhesion and osteogenic differentiation.
A novel biomaterials-based approach enhances adoptive T cell therapy with cancer vaccine technology, providing strong and long-lasting effects against solid tumors. In mice carrying melanomas, SIVET enables fast tumor shrinking and long-term protection.
Research discusses challenges and future directions for porous metallic implant fabrication, focusing on microstructure, biocompatibility, and mechanical properties. The review aims to promote metabolite and nutrient exchange, bone ingrowth, and improved implant-tissue anchorage.
Researchers at the University of Washington have developed bioplastics that degrade on the same timescale as banana peels and can be processed at home. These spirulina-based bioplastics are stronger, stiffer, and more fire-resistant than previous attempts, making them suitable for various industries.
Scientists at The Chinese University of Hong Kong have developed an edible, transparent, and biodegradable material for food packaging using bacterial cellulose. The material has high tensile strength, versatility, and can be produced through microbial fermentation, making it a sustainable alternative to traditional plastics.