Articles tagged with Biomedical Engineering
Baylor College of Medicine researchers found that the brain can process sound and language without conscious awareness, even under general anesthesia. Neural signals predicted upcoming words in a sentence, mirroring predictive behavior in artificial intelligence.
Researchers have developed a new class of biodegradable, all-metal microrobots that can penetrate tissue and deliver medications without causing damage. These microrobots demonstrate both strength and safety in testing on mice, paving the way for potential applications in drug delivery and biopsy procedures.
A new study published in Eye and Vision finds that one drop of low-dose atropine can produce daylong effects in managing myopia. The researchers found that the drop showed clear changes in pupil size and focusing ability, but no short-term structural effects on the eye.
Scientists have discovered a protective brain pathway that preserves dopamine-producing neurons and reduces degeneration in female models with Parkinson's disease. The study suggests that strengthening this pathway could help slow the progression of the disease, offering new potential for treatment.
Researchers identify mechanical stability as a crucial factor in antibody effectiveness against SARS-CoV-2. The study found that conventional antibodies distribute mechanical load unevenly and that viral mutations influence both binding affinity and mechanical resistance.
Researchers at Nagoya University have developed a new method called SMART that accelerates enzyme evolution and reduces costs by accelerating the selection period from weeks to days. The system uses mRNA display, next-generation sequencing, and bioinformatics to identify superior enzyme variants.
Artificial platelets have been developed that remain stable and effective after a year at room temperature and two months at high temperatures. This technology could enable direct injection of synthetic platelets into bone marrow to treat life-threatening bleeding in remote areas or disaster zones.
Researchers developed a new method to identify cellular features supporting metastatic cancer growth, revealing an unexpected driver of immune suppression in bone metastasis. Estrogen receptor alpha-activated macrophages play a key role in immunosuppression and tumor progression.
The new consensus statement provides updated guidance on CIED lead management, including extraction and management of traditional devices and newer technologies. The recommendations aim to reduce clinical challenges and morbidity within a rapidly evolving technological landscape, ensuring better quality of life for patients.
Researchers developed an AI-powered methodology to identify and count target viruses more efficiently than previous techniques. The new approach uses electrochemical impedance spectroscopy and machine learning to separate signals from noise, enabling quick and accurate readings across a wide range of titers.
MIT researchers have developed an ultra-efficient microchip that can bring post-quantum cryptography techniques to wireless biomedical devices. The chip includes built-in protections against physical hacking attempts and is more than an order of magnitude more energy-efficient than prior designs.
Researchers have developed a universal toolkit for editing bacterial DNA in 15 diverse species, including human pathogens and fast-growing biotechnology organisms. The technology uses retrons, an immune system that produces DNA, to efficiently modify genes, with varying success rates across different species.
Researchers aim to determine the connection between circulating lipoprotein (a) and calcific aortic valve disease, with a focus on biomechanics and early detection. They will also explore how mechanical forces influence disease progression and treatment.
Researchers discovered a biomarker that can predict disease progression and mortality in patients with severe heart failure. Mid-regional pro-adrenomedullin (MR-proADM) levels are associated with greater disease severity, mortality, and heart failure events.
A recent review highlights how AI enables precision treatment, continuous monitoring and individualized prognostic modeling for heart failure patients. AI integrates large-scale structured electronic health records and multimodal imaging to characterize cardiac structure and function, enhancing diagnostic accuracy.
Researchers at Kyoto University found that chaotic component of heartbeat variability is sensitive to cognitive brain activity, providing a new indicator of brain-heart interaction. Chaos-based measures revealed clear and reproducible changes associated with task engagement, contrasting with conventional HRV indices.
Researchers mapped how Sox9 guides cartilage formation in mouse embryonic limbs, finding that it dynamically targets different genes depending on developmental timing and cell type. The study provides a foundation for understanding skeletal development and may contribute to future research on bone and cartilage diseases.
Researchers develop a nature-inspired hybrid material that produces high-quality therapeutic proteins with nearly tenfold higher efficiency than traditional methods. The material's unique design enables it to adapt to different environments, alleviating hypoxic stress and activating cellular functions.
A research group developed an optimized signal transmission system for implantable medical devices, improving accuracy and strength of wireless signals. The approach uses ultra-wideband communication to coordinate multiple implants and reduce signal distortion, enabling more effective healthcare applications.
A University of Texas at Arlington researcher is leading a study investigating cardio-sarcopenia, the combined loss of heart and muscle health in aging adults. The grant aims to uncover how heart dysfunction and muscle loss interact and detect biomarkers for earlier intervention.
Researchers at University of Michigan created a stem cell model that produces a yolk-sac-like structure in a human embryo, mimicking early pregnancy loss. The model uses mechanical signals to guide development and does not require genetic manipulation.
A study by the Alliance Foundation Trials shows that combining immunotherapy and chemotherapy before surgery can help more patients with locally advanced non-small cell lung cancer undergo complete cancer resection, improving their long-term health. The treatment also led to high rates of lymph node clearance and successful surgical re...
Researchers created a new polymer electrode that conforms to the skin, is comfortable, and can pick up ECG signals without gel or adhesives. The technology performed comparably to existing sensors in proof-of-concept testing, showcasing its potential for practical and cost-effective health monitoring applications.
A new biosensor detects active tuberculosis using a protein secreted by the bacterium, providing more accurate information from a clinical perspective. The device achieves high sensitivity and specificity, with promising potential for resource-poor countries.
The Alliance for Clinical Trials in Oncology has several active trials specifically designed to help people with head and neck cancers. Trials include testing high-dose prophylactic gabapentin to prevent opioid use during treatment, as well as immunotherapy with nivolumab and cabozantinib for mucosal melanoma and nasopharyngeal carcino...
A bidirectional brain-computer interface (BCI) allows individuals with spinal cord injuries to control a robotic exoskeleton using brain signals and receive artificial leg sensation. The system, developed by UC Irvine researchers, demonstrates high accuracy in step counting and sensory discrimination tasks.
Researchers at MIT have developed a way to measure multiple physical quantities with solid-state quantum sensors, exploiting entanglement to overcome signal mixing. This approach enables deeper understanding of the behavior of atoms and electrons in materials and living systems, such as cancer cells.
Researchers developed MitoCatch, a system that targets disease-affected cells with healthy mitochondria. The innovation enables efficient cell type-specific mitochondrial delivery, improving survival of damaged neurons in vitro and retinal ganglion cells in vivo.
High-resolution CT scans provide detailed images of mummified human remains, enabling accurate age determination and diagnosis of conditions such as osteoporosis. The analysis also sheds light on the mummification process and potential facial reconstructions of skulls.
Duracyte's technology uses an implantable device to produce therapeutic proteins continuously inside the human body, replacing injections and infusions with a single device. The device can sense biological signals, monitor tumor environments and adjust therapeutic output in real time.
Binghamton University has seen significant improvements in its graduate school rankings, with nearly three dozen programs earning national recognition. The university's Systems Science and Industrial Engineering program has been named the #31 Industrial and Systems Engineering graduate program in the US.
Anand Ramamurthi, Lehigh's Peter C. Rossin Professor of Bioengineering and chair of the Department of Bioengineering, has been elected to the AIMBE College of Fellows for his groundbreaking work in regenerative technologies that can repair damaged tissues without surgery. His research aims to develop nonsurgical nanomedicines to treat ...
A study published in Chinese Medical Journal reveals how mitochondrial activity is regulated in heart muscle cells. Mitochondrial dysfunction disrupts energy production and affects cardiac outcomes, with various proteins managing mitochondrial biogenesis and mitophagy.
Researchers have combined ion pumps with click-to-release chemistry to enable precise electronic control of drug release for a broader range of therapeutics. This technology allows for targeted local therapy with lower doses, reducing side effects.
Oregon Health & Science University has received significant NIH funding to develop advanced microphysiologic models that mimic how cancers grow and respond to treatment within bone tissues. Two new awards focus on osteosarcoma and prostate cancer, aiming to improve understanding of disease spread and treatment responses.
The center offers state-of-the-art facilities for practical skills acquisition, digital technologies integration, and innovation in medical procedures. Future physicians will benefit from cadaver training, real-time imaging, and collaborative research opportunities.
A comprehensive review highlights the role of extracellular vesicle-associated RNAs in developing and progressing IBD. EV-RNAs can serve as non-invasive biomarkers for early detection and targets for next-generation therapies, offering new hope for personalized precision treatment.
Researchers develop dynamics-driven models to identify disease transitions before symptoms appear, transforming real-time care and personalized treatment. AI systems analyze health data to detect
The clinical guideline emphasizes personalized care, recommending pre-exercise cardiovascular risk assessment and individualized exercise prescriptions. Adults with T2D are advised to engage in at least 150 minutes of moderate-intensity aerobic exercise per week, or a combination of aerobic and resistance training.
Researchers at Osaka Metropolitan University discovered that dragonfly visual protein detects red light similarly to mammals. This finding has potential applications in medical fields relying on red light-sensing, such as optogenetics.
Researchers at Pohang University of Science & Technology discovered a way to prime skin cells for regeneration before injury, enabling rapid and effective healing. This approach, called mosaic partial reprogramming, reshapes surrounding cells and tissue microenvironment to accelerate wound healing.
Researchers at Terasaki Institute for Biomedical Innovation develop a smart contact lens that monitors intraocular pressure in real time and delivers treatment. The technology has shown promising results in preclinical models and aims to improve quality of life for patients with ocular diseases.
A study comparing two blood purification strategies for septic shock found that both CytoSorbⓇ and oXirisⓇ improved hemodynamic status by reducing lactate levels and vasopressor requirements. However, no significant differences were found in primary outcomes, suggesting comparable clinical benefits.
The Salk Institute will lead an ARPA-H-funded project to develop ultrasound-sensitive protein tools, wearable ultrasound delivery technology, and a translational path to the clinic for major unmet medical needs. The team aims to create a noninvasive therapy for conditions such as peripheral neuropathy.
Scientists at NTU Singapore found that glycerol-3-phosphate acyltransferase (GPAT) amplifies α-synuclein toxicity by altering fat metabolism in brain cells. Targeting GPAT activity may offer a new strategy for treating Parkinson's disease.
Researchers at NYU Abu Dhabi have developed smart molecules that combine both imaging and therapeutic functions in a single system. The new molecules make tumors visible on MRI scans and help destroy cancer cells simultaneously, providing a safer alternative to gadolinium-based contrast agents.
The Texas A&M biomedical engineering department's scaffolded, inquiry-based biomimicry course has been shown to improve student engagement and imagination competency. Students learn to use nature as a model to solve engineering problems, resulting in breakthroughs in clinical impact and innovation.
A team of researchers has achieved a major milestone in developing a new treatment aimed at helping the body repair damaged joints at the source. The experimental treatments have shown promising results in animal models, restoring joint tissue to near-normal levels and significantly reducing pain markers for long periods.
A study by Princeton University researchers found that high-fat diets contribute to aggressive breast cancer growth, with tumors fed fatty acids forming hollow appendages. The team's 3D model showed that a ketogenic diet did not provide the expected benefits for this type of cancer.
Researchers developed an immune-capable 'cervix-on-a-Chip' model to study sexually transmitted infections (STIs), enabling a more accurate understanding of these conditions and the potential for better treatments. The model replicated key aspects of human biology, including the cervical microenvironment, microbiomes, and immune system.
A team of researchers at North Carolina State University has created an injectable microgel called B-knob triggered microgels (BK-TriGs) that can help reduce bleeding in infants during surgery. The microgel works by mimicking the mechanical properties of natural platelets, which helps to create fibrin networks and stanch bleeding.
The study found that cardiac manifestations, primarily electric conduction abnormalities, affect most DM1 patients, leading to life-threatening arrhythmias. However, the researchers discovered that turning off toxic RNA molecules can reverse some physical changes in the heart, but not all, particularly in male mice.
A Waseda University research team developed a nanotube membrane-based injector to directly and reliably manipulate the cytoplasmic composition of living cells. The system successfully transferred cytoplasmic contents, including mitochondria, into target cells with high efficiency and minimal damage.
A study reveals CHKA and EGFR cooperate to activate the MAPK pathway, driving glioma progression. CHKA knockdown suppresses tumor growth, while EGFR overexpression rescues this effect.
A new AI chatbot helps patients access retinal detachment advice through personalized, real-time, clinically grounded conversations. The system outperformed leading large language models and includes accessibility features for people with low vision or limited English proficiency.
Researchers created personalized digital twins of patients' hearts to improve cardiac ablation outcomes for life-threatening arrythmias. The approach resulted in faster and more accurate procedures, reducing recurrences of arrythmias and increasing success rates compared to traditional methods.
A team from UNIGE has created a molecular system that distinguishes and neutralises cancer cells with unprecedented precision, paving the way for autonomous, self-regulating drugs. The technology uses synthetic DNA strands to deliver potent drugs only where they are needed, reducing damage to healthy tissue.
Researchers discovered that DNA polymerases can generate highly sophisticated DNA sequences from scratch, with some exceeding 85,000 bases. By controlling the reaction conditions and temperature, scientists can steer the composition of the sequences produced.
The Robert A. Winn Excellence in Clinical Trials Award Program has partnered with AstraZeneca to support five medical students participating in the Winn Clinical Investigator Pathway Program (Winn CIPP). The program provides immersive training, mentorship, and hands-on experience to prepare students for careers in clinical research.
The PerQdisc procedure, a less-invasive treatment option, preserves the outer part of the disc, maintaining mobility and restoring functionality. Dr. Luis Tumialan's first patient experienced significant pain relief and was able to resume normal activities shortly after the procedure.