Articles tagged with Biomedical Engineering
Researchers at the University of Michigan used histotripsy to destroy 50-75% of liver tumor volume in rats, allowing their immune systems to clear away the rest with no recurrence. The technique stimulated immune responses, preventing further spread and potentially improving cancer outcomes for humans.
A new data-driven approach predicts cell types within tissue, helping reduce drug costs and treat diseases. By analyzing large datasets, researchers can predict how a gene product secreted by malignant cells alters the heterocellular network in human tissues.
An international team of engineers has successfully bioprinted bone along with two growth factor encoding genes that help incorporate cells and heal defects in rats. The researchers used gene encoding PDGF-B and BMP-2, which encouraged cell multiplication and migration, resulting in a 40% increase in bone tissue creation.
A team of NYU Tandon researchers investigated the variability of mortality prediction models when applied to different hospitals and geographic regions. They found that these models exhibit a lack of generalizability due to dataset shifts in race and clinical variables, leading to disparities in performance across racial groups.
Recent studies published in the Journal of Pharmaceutical Analysis have found applications of nanotechnology in medicine, drug research, and environmental protection. Researchers developed nanodots made of carbon using natural polysaccharides from mushrooms to detect chromium, and created nanozymes that could be used to detect drug con...
Researchers at Columbia University have developed a way to use the body's ions to transmit data at megahertz rates for implantable bioelectronics. This technique, dubbed ionic communication, leverages electrical potential energy stored in living tissues to exchange data with external devices.
Conjunctival goblet cells play a crucial role in tear film stability, and their dysfunction is linked to various ocular surface diseases. A new microscopy system allows for non-invasive examination of CGCs in live animal models and humans, enabling precise diagnosis and treatment of ocular surface diseases.
Scientists have created a new technology using colour pigments from the food industry to stimulate nerve cells with the help of implantable mini solar cells. This innovation could lead to accelerated healing and prevention of complications in severe brain injuries, as well as potential applications in pain therapy and retinal implants.
Researchers engineered injectable microtissue containing motor and sensory neurons to provide a source of axons to muscles, preventing degeneration and loss of function while nerves regrow. The technology shows promise to improve recovery of sensory and motor function after peripheral nerve injuries.
Studies in mice show that immune cells prevent stem cell repair after volumetric muscle loss, a common type of injury such as gunshot wounds or car accidents. This understanding could lead to new treatment strategies and potentially restore function and prevent limb loss.
A new deep learning-based model called Highlights on Target Sequences (HoTS) predicts binding between drugs and target molecules, providing interpretable results. The model can predict target proteins' binding regions and interactions with drugs without a 3D complex.
Rice University engineers have developed a tiny, wireless device that can stimulate nerves and treat neurological diseases. The implant, powered by a magnetic transmitter, uses blood vessels as guides to reach targeted nerves.
A GE Research-led team has demonstrated the ability to prevent or reverse diabetes in preclinical model systems using ultrasound-based bioelectronic medicine. The team's findings, published in Nature Biomedical Engineering, represent a significant milestone in this field and pave the way for future clinical translation.
A new technology called MediSCAPE has been developed by Columbia Engineers that can capture real-time cellular detail in living tissues. This allows doctors to make informed decisions about tumor removal without needing to remove tissue and wait for pathology results.
Researchers will investigate the downstream effects of SARS-COV-2 on aortic valve pathology. The study aims to understand the cause-and-effect relationship between COVID-19 and heart valve damage.
In an animal study, researchers created an implantable biotechnology called MASTER that produces and releases CAR-T cells for attacking cancerous tumors. This technology reduces the manufacturing time from weeks to hours, increasing efficiency and effectiveness.
Researchers at Duke University have developed a device that manipulates particles and cells using complex sound waves, enabling selective pairing of individual cells to measure adhesion forces. This technology could lead to personalized medicine by allowing doctors to determine treatment for individual cancer patients.
Researchers developed long-lived biological computers using RNA, which can persist inside cells. Unlike DNA-based devices, these RNA circuits are dependable and versatile, enabling continuous production in living cells.
Researchers at the University of Houston have developed a novel technology to monitor membrane protein trafficking in real-time using bioluminescence. This allows for the study of cellular processes and drug development for heart disease, metabolic disorders, cancer, infectious diseases, COVID-19, and others.
The new center aims to develop quantitative imaging markers to reduce subjectivity in medical image diagnosis and improve consistency. Researchers will explore cutting-edge imaging modalities and extract effective image features from existing clinical imaging modalities to aid in cancer detection and treatment.
Researchers have developed a robust and stretchable ECM hydrogel-based membrane with nanofiber scaffolds, mimicking native basement membranes. This membrane enables cyclic stretching motions and maintains stable structure over extended cell culture periods, contributing to fabricating sophisticated artificial organs.
Research at the University of Michigan has developed a method to quickly recognize wrong twists and chemical structures in packaged drugs using terahertz radiation. This technique could help diagnose harmful accumulations of twisted molecules in the body, including bladder stones and Alzheimer's disease.
A POSTECH research team has developed a technology to select genes from animal models that accurately mimic human diseases. This allows for the prediction of success or failure of animal disease models before making them, leading to more effective new drugs.
Researchers at Karolinska Institutet have found a way to stabilize the cancer-suppressing protein p53 by adding a spider silk protein, creating a more potent variant. This discovery has potential as an approach for cancer therapy.
New research from University of Utah biomedical engineer Jessica Kramer reveals that human mucus and saliva may prevent the spread of coronaviruses when dry on a surface. Mucins in mucus form a barrier around live virus, preventing infection by binding to sugars on viruses instead of cells.
Researchers created a new device called the lymphangion-chip, which models a section of a lymph vessel and can recreate conditions such as lymphedema. This innovation could lead to better understanding of mechanical forces regulating lymphatic physiology and pathophysiology.
Researchers at the University of Virginia Health System have identified a potential way to treat obesity and type 2 diabetes in women by targeting a specific gene called KLF14. Increasing KLF14 abundance in fat cells may help alleviate metabolic abnormalities, including slower metabolic rates and less efficient triglyceride management.
Researchers have identified a protein in tick saliva that can relieve chronic pain and itching, offering a potential alternative to traditional painkillers. The findings could lead to a new medication that is more effective and safer than current options.
Researchers at Rutgers University have successfully stabilized an enzyme that degrades scar tissue resulting from spinal cord injuries, promoting tissue regeneration. The study used AI-driven liquid handling robotics to synthesize and test copolymers that stabilize the enzyme, offering new hope for patients with spinal cord injuries.
Researchers will study temporomandibular joint function and disorders, aiming to understand the stresses on the joint before degeneration and develop new treatments. The project is a collaboration between Clemson University, Medical University of South Carolina, and National Institute of Dental and Craniofacial Research.
Researchers developed smart contact lenses that emit far-red light to treat diabetic retinopathy. The study showed the lenses prevented retinopathy in diabetic animal models, demonstrating their safety and effectiveness.
Researchers developed a hair-thin patch that can measure pulse wave signals with high accuracy, creating a 2D pressure map on the wrist. This technology enables at-home diagnosis of cardiovascular diseases and pre-diagnosis of related conditions.
Researchers have discovered a genetic difference in the meniscus that makes about 50% of females more prone to developing knee osteoarthritis than males or other females. The study suggests potential for a blood test to identify high-risk individuals, allowing for early interventions and prevention strategies.
A team of researchers has made a breakthrough in understanding how the brain processes visual information by studying populations of neurons across multiple brain areas. The study reveals that feedforward and feedback signaling involve different neural activity patterns, shedding new light on how the brain communicates with itself.
A new form of drug delivery microparticle mimics the properties of a red blood cell, enabling controlled release of drugs and targeting specific destinations. The goal is to bypass the body's filtration systems, allowing for improved efficacy and reduced negative side effects.
Remote monitoring of patients with continuous pulse oximetry and heart rate devices was associated with reduced death rates. This technology advance improved patient safety, lowered mortality, and increased accuracy in care.
A new study by University of Michigan researchers found that genetics play a crucial role in how our bodies respond to vaccines and booster shots. The team identified a specific form of an antibody-related gene that predicts whether boosting will be effective for increasing innate immune responses.
Researchers have developed a low-cost, easy-to-use focused ultrasound device that can precisely target the mouse brain. The $80 device, created using a 3D printer, has been shown to achieve sub-millimeter targeting accuracy and improve drug delivery outcome.
Researchers at RMIT University used high-frequency sound waves to turn stem cells into bone cells, overcoming challenges in mass production and pain associated with extraction. The innovative treatment is faster, simpler, and more efficient than existing methods.
A new HMI system, Robotic VR, allows users to teleoperate robots with precision and feel, enabling complicated tasks such as Covid-19 swab tests and patient care. The system provides immersive feedback via Bluetooth, Wi-Fi, and the internet.
Dr. Jansen will test hypotheses on intracellular domain of pLGIC proteins, aiming to gain insights into assembly, chaperone-modulation and functional conformational transitions in various diseases. Her research focuses on neurotransmitter-gated ion channels and their interactions with RIC-3-like chaperone proteins.
A recent review highlights the effects of different intestinal bacteria on colorectal cancer, exploring new therapies for disease prevention and treatment. Beneficial probiotics, such as Akkermansia muciniphila and Lactobacillus rhamnosus GG, exhibit anticancer properties and reduce CRC cell proliferation.
Developed by University of Seville researchers, the new methodology has a sensitivity of 100% and specificity of 87.5%. It can detect SARS-CoV-2 in saliva and synthetic viruses with minimal equipment and training.
Researchers found that kitchen sponges provide an optimal environment for microbial diversity by mimicking the separation and communal spaces found in healthy soil. This complex structure supports both solitary and diverse bacterial communities, leading to higher biodiversity levels.
Researchers at City University of Hong Kong have developed a novel droplet manipulation method called WRAP, which can transport micro-sized droplets using electromagnets or programmable electromagnetic fields. The method overcomes challenges in traditional magnetic actuation, such as contamination from added magnetic particles.
A new machine learning process has been developed to identify and classify hip fractures from X-rays, achieving 92% accuracy and confidence. This approach aims to improve patient outcomes, reduce care costs, and alleviate the bottleneck of unreported radiographs in the UK.
Researchers developed a fully autonomous biohybrid fish from human stem-cell derived cardiac muscle cells that recreates the muscle contractions of a pumping heart. The device has two layers of muscle cells that work together to propel the fish for over 100 days.
Researchers at UC Davis Health have developed an engineered antibody, FuG1, that can interfere with the cell-to-cell transmission ability of SARS-CoV-2. The approach targets the furin enzyme, which is critical for viral transmissibility, and could be added to existing SARS-CoV-2 antibody cocktails.
Researchers developed an optogenetic approach to control parathyroid hormone secretion and prevent secondary hyperparathyroidism-associated bone loss. The method partially attenuated SHPT-associated bone loss in animal models, suggesting its potential as a treatment for hyperparathyroidism-induced bone disease.
Markita del Carpio Landry, a young immigrant scientist, receives the Vilcek Prize for Creative Promise for her groundbreaking research on neurochemical communication and gene-editing technologies. Her work aims to address medicine's most compelling problems, including aberrations in neurotransmitter signaling.
The IEEE forum identified four major challenges to address during the pandemic: healthcare, screening, tracing, and treatment. The panel highlighted socioeconomic and education status as critical factors impacting mortality rates and hospital admission lengths.
Biomedical engineers at Duke University have developed a gene therapy that helps heart muscle cells electrically activate in live mice. The approach features engineered bacterial genes that code for sodium ion channels, which could lead to therapies to treat electrical heart diseases and disorders.
Researchers at Rosalind Franklin University have identified a new therapeutic approach for treating cystic fibrosis. The treatment uses antisense oligonucleotides to restore CFTR function by removing stop mutations. This strategy has shown promise in treating CF patients with class I mutations and similar types of mutations.
Researchers have developed a prototype insulin-loaded patch that comfortably sticks to the inside of a person's cheek, offering a less invasive way to manage blood sugar levels. The patch, activated by heat, releases insulin into the bloodstream several times faster than through skin, showing promise for diabetes treatment.
A multidisciplinary research team from the University of Pittsburgh seeks to improve vascular graft integration by developing fully biodegradable tissue-engineered vascular grafts. The goal is to keep compliance-matched as it degrades and remodels, reducing long-term graft failure rates.
UCSF cancer biologist Hani Goodarzi is recognized for his groundbreaking research on cancer metastasis and novel molecular players. His work has led to the discovery of a protein driving breast cancer metastasis and orphan noncoding RNAs in cancerous cells.
Researchers at Brown University have developed a new laboratory test model to investigate fibrosis treatments without the use of animals. The model uses human cells and replicates not only the structure of human tissue but also its mechanics, enabling scientists to study the underlying mechanisms of fibrosis and test potential treatments.
Researchers at MIT have developed a pill that can deliver RNA to the stomach, potentially making vaccines easier to tolerate and treat gastrointestinal diseases. The capsule is designed to release RNA in the stomach, where it can stimulate an immune response without being degraded by digestive enzymes.
A new diagnostic tool combines grayscale B-mode and strain elastography ultrasound imaging to detect breast cancer with high accuracy. The model achieved a detection rate of 90% in the study, surpassing individual models trained on either B-mode or SE imaging alone.
Researchers at Northwestern University have developed a novel microfluidic device that can efficiently harvest and sort tumor-eating immune cells from tumors. This technology has shown dramatic results in shrinking tumors in mice compared to traditional methods.