Articles tagged with Biotechnology
A Japanese research team developed a new microfluidic chip that uses dielectrophoresis to sort living cells in just 30 minutes. This technology eliminates the need for labor-intensive sample pretreatment and chemical tagging techniques, preserving cell structure and enabling faster separation of differently sized cells.
Researchers at University of Texas M. D. Anderson Cancer Center developed a novel PET imaging tool to selectively monitor inflammation and innate immune activity. The new radio-labeled molecule, [18F]4FN, is more specific and robust than existing agents, offering potential for early biomarker detection of immune-related adverse events.
Biochemists analyze fermented drinks from Russia and South Africa for antioxidants, fatty acids, and volatile compounds. Kefir and ryazhenka have more diverse fatty acid profiles, while amasi has branched chain fatty acids with potential health benefits.
Harris Wang, a synthetic and systems biologist at Columbia University, received the Vilcek Prize for Creative Promise in Biomedical Science for his development of tools to track and engineer microbes. His research aims to improve diagnostic and therapeutic applications using genomic technologies.
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.
Scientists at the University of Copenhagen have developed a method to produce non-alcoholic beer that tastes like regular beer, improving its flavor and sustainability. The technique involves using micro-factories of yeast cells to release hop aroma molecules, eliminating the need for expensive aroma hops.
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 from Tel Aviv University have engineered 3D human spinal cord tissues and implanted them in lab models with long-term chronic paralysis, resulting in an 80% success rate in restoring walking abilities. The team aims to conduct clinical trials in human patients within a few years to make the treatment commercially available.
Biologists isolated the SARS-CoV-2 nucleoprotein in its pure form to create more accurate antibody tests. The new approach significantly improves sensitivity, increasing the ability to detect antibodies to the nucleoprotein. This breakthrough helps determine if vaccinated individuals have been infected with COVID-19.
Researchers at Hiroshima University have simplified a potential cancer treatment by removing a complex ring from a natural antibiotic. The modified compound, called lankacyclinone C, still shows promise in killing cancer cells.
Breakthrough research reveals Tuberous Sclerosis Complex arises from human-specific progenitor cells, explaining its pathology. Human-derived cerebral organoid models shed light on complex brain development and potential mechanisms for other diseases.
Researchers have identified a potential novel mechanism of action against drug-resistant tuberculosis (TB) caused by mutations in the EmbR protein, which binds to transmembrane kinase PknH. This study proposes a new approach for computer-aided drug discovery and has important implications for treating other critical diseases.
A new 9-step blueprint has been developed to improve the use of genetics and breeding strategies in aquaculture species, aiming to strengthen food security and meet growing global demand for fish. The guidelines also aim to address concerns over fish stocks, mercury levels, and farmed fish nutritional value.
Researchers at the University of Helsinki and VTT Technical Research Centre of Finland have developed a biotechnology-based solution to produce ovalbumin, a key protein in egg white powder. The fungus-produced ovalbumin reduces greenhouse gas emissions and land use by up to 72% compared to traditional chicken-based production.
Researchers developed a computer model of lipoprotein-associated phospholipase A2, shedding light on its mechanism and substrate specificity. This knowledge creates opportunities for therapeutic interventions against cardiovascular disease.
A new technology developed by Aarhus University researchers uses sustainable biochar-based photocatalytic nanomaterial to break down PFAS into harmless substances. The process is powered by solar energy and produces non-toxic fluorides, CO2, and clean water.
A team of researchers from Chemnitz University of Technology, IFW Dresden, and Max Planck Institute CBG presents a new type of biomedical tool with a tiny biocompatible microelectronic micro-catheter. The catheter has sensor and actuator functions integrated into its wall, making it highly flexible and adaptable to the body.
Researchers from SUTD developed a highly-customisable, 3D-printed peristaltic pump kit for microfluidics, which can be downloaded and assembled by users. The pump kit is powered by Arduino and offers precise control of flow rates, with an estimated cost of $50 per unit.
Researchers from Hiroshima University analyzed 839 collections of genetic material to identify common features of oxidative stress. They found two genes, CRIP1 and CRIP3, downregulated during oxidative stress, suggesting a relationship with zinc homeostasis. The study also identified shared biological processes between the two types of...
A new study found that a specific type of carbohydrate called ‘fodmaps’ can aggravate intestinal problems, but its impact is not as significant as previously believed. IBS symptoms were found to be influenced more by psychological factors and individual differences in metabolism and intestinal flora.
A Korean research team has developed a metasurface-based optical device that can store over 100 times more information than conventional rainbow hologram stickers. The device selectively displays images according to angle, color, and polarization, making it highly secure against counterfeiting.
Researchers at University at Buffalo successfully freeze-dried a liposome-based liquid vaccine formula, offering a thermostable solution for future COVID-19 vaccines. The freeze-dried product showed stability at elevated temperatures and induced effective antibody responses in mice.
Researchers in Japan have designed the first de novo-designed peptides that can form artificial nanopores to identify and enable single molecule-sorting of genetic material in a lipid membrane. The peptides can detect specific molecules, including DNA, and have the potential to mimic natural proteins' ability to detect specific proteins.
A Rutgers study found that COVID-19 saliva testing kits with a preservative can accurately measure the oral microbiome, which may lead to new treatments for lung health in people with COVID-19. The study collected saliva samples from participants and compared their ability to measure microbes before and after COVID-19 infection.
Researchers developed an AI method to correct speed of sound aberrations in photoacoustic images, resulting in improved image quality and resolution. The technique reduced streak artifacts by up to 5% and increased signal-to-noise ratio by about 25 decibels.
A new study has identified the CCR2 gene as a key player in the progression of type 1 diabetes. The research found that lower blood levels of CCL-2, a ligand for CCR2, were associated with increased immune cell recruitment to the pancreas, leading to islet cell destruction.
Scientists at Washington University in St. Louis have created a biocompatible adhesive hydrogel that can stick to various surfaces underwater, with properties similar to natural mussel foot protein and spider silk. This breakthrough has potential applications in tissue repair, particularly for tendon-bone repair.
Researchers have genetically engineered bacteria to detect specific chemicals in the gut, which can help maintain balanced neurotransmitter levels. The bacteria, called Escherichia coli Nissle 1917, produce enzymes that degrade or synthesize target chemicals, potentially alleviating mental health issues.
A research team developed a treatment for myocardial infarction using mussel adhesive proteins, promoting cell proliferation and migration in damaged heart tissue. The MAP-based microneedle bandage alleviated fibrosis and restored the damaged myocardial wall.
Researchers identified bacteria and yeast on photovoltaic panels in Brazil, similar to those found in Spain, the US, Arctic, and Antarctic. The microorganisms have adapted to sunlight, temperature fluctuations, and water scarcity, making them suitable for biotech applications.
Paxlovid demonstrates significant efficacy against SARS-CoV-2 virus, reducing hospitalization and death risks in adult patients by up to 89%. The treatment's development involved cutting-edge X-ray technology from the Advanced Photon Source.
Lignocellulose, a plant-based material, can be used to create light-reactive surfaces for windows or materials that react to certain chemicals. By customizing lignocellulose, researchers can improve light absorption and achieve better operating efficiency in solar cells.
A team of Lehigh University undergraduates has won the National Institutes of Health's Healthcare Technologies for Low-Resource Settings Prize for developing a diagnostic device to detect sickle cell disease in infants. The $15,000 prize will support further development and testing of the device, which could improve healthcare outcomes...
Researchers from Osaka City University found that non-thermal atmospheric pressure plasma (NTAPP) accelerates cell growth and promotes bone regeneration in animal models with critical bone defects. Micro-CT images showed a 1.51 times larger bone volume after 10-minute treatment, while histological analysis confirmed new bone formation ...
Scientists develop a method to precisely control gas-liquid interfaces at the nanoscale, enabling precise enrichment of target molecules. The technology has potential applications in various fields, including chemical and biological processes.
Researchers discovered two defence systems in bacteria that work together to protect against modified DNA bacteriophages. BrxU has the potential to be a biotechnological tool for mapping the human epigenome, which alters in cancer and neurodegenerative diseases.
Researchers identify key neurons and signaling pathway regulating female activity before ovulation. Discoveries could lead to new treatments for menopause that sidestep estrogen and reactivates the circuit with CRISPRa technology.
A new hydrogel treatment kills drug-resistant bacteria, including MRSA, and induces the expression of naturally-existing antimicrobial peptides in human skin cells. The gel is non-toxic, biodegradable, and scalable.
A team of bioinformaticians at Friedrich Schiller University Jena developed a method to identify small active substance molecules using machine-learning methods. They successfully identified 11 new, previously unknown bile acids in mice using this approach.
Researchers developed a quick test to identify beneficial bacteria species known to benefit coral, allowing for non-invasive assessment of coral health. The method enables rapid detection of specific bacterial species in seawater and coral samples, suggesting that the bacteria may be concentrated in coral.
A new pouch device has been developed to protect transplanted human liver cells from immune systems for up to six months, producing crucial biomolecules. This breakthrough offers a potential path toward treating human diseases without needing to suppress the patient's immune system.
Researchers at the University of Arizona have created custom-fitted wearable devices that can monitor physiological parameters without needing recharging. The biosymbiotic devices use wireless power transfer and compact energy storage to enable continuous operation, providing accurate data on body temperature, strain, and muscle deform...
Researchers at CRG and Pulmobiotics have created the first 'living medicine' to treat antibiotic-resistant bacteria growing on medical implants. The experimental treatment successfully treated infections across in vitro, ex vivo, and in vivo testing methods.
Researchers have developed a revolutionary wireless photoelectric implant that can control the activity of spinal neurons, enabling the study of neural function and the development of new treatments for neurological disorders. The breakthrough technology uses pulses of light to stimulate or inhibit specific spinal-cord neurons, potenti...
A research team led by NJIT's Tara Alvarez is enrolling 100 participants with persistent symptoms of convergence insufficiency (CI) post-concussion for clinical trials. The study aims to establish guidelines for diagnosing and treating CI, a disabling eye disorder causing blurred vision, headaches, and cognitive difficulties.
Researchers developed a soft robotic steerable micro-catheter for precise brain surgery, enabling targeted treatment of cerebral disorders. The innovative catheter uses biomimicry to navigate and maneuver within the brain's complex anatomy.
Scientists at KU Leuven developed a method to multiply coconut trees faster and store them more efficiently, preserving genetic diversity and meeting the demand for coconuts. The technique allows thousands of new specimens with the same genetic profile to be obtained, offering potential for coconut plantations worldwide.
Researchers developed a machine learning model that identified promising compounds for treating yellow fever. The team synthesized five of the most active molecules and found one with a half-maximal effective concentration of 3.2 uM, suggesting a potential new antiviral drug.
The Center for Research on Programmable Plant Systems (CROPPS) aims to create systems that enable plants to communicate their hidden biology to sensors, optimizing growth and the local environment. This will lead to breakthrough discoveries, new educational opportunities, and transformative management of crops.
The Vilcek Foundation has awarded four prizes worth $250,000 to foreign-born scientists in the United States. The prizes recognize outstanding career contributions to biomedical science and innovative research. This year's recipients include Vishva M. Dixit, Markita del Carpio Landry, Hani Goodarzi, and Harris Wang.
Researchers at Duke University have developed an open-source software platform called ASCENT that allows non-experts to create patient-specific, 3D models of nerves being electrically stimulated. This enables more accurate predictions and potentially new therapies for diseases such as diabetes and cardiovascular disease.
Scientists at Kobe University have created plants that can identify polychlorinated biphenyls and endocrine-disrupting chemicals, which contaminate soil and water. The plant-based method offers a convenient and inexpensive way to monitor toxicity levels.
Researchers from Kanazawa University have identified 4 potential regulators for extracellular vesicle (EV) production, including 1 inhibitor and 3 activators. The inhibitors and activators were screened using a high-throughput method to detect EVs with high sensitivity and versatility.
A team of MIT engineers has developed a drug delivery capsule that can inject large quantities of monoclonal antibodies and other proteins into the stomach lining after being swallowed. The capsule overcomes a major challenge in delivering these drugs orally, which are usually administered via injections.
Researchers from Terasaki Institute for Biomedical Innovation develop methods to enhance mechanical properties of hydrogels, including toughness, stretchiness, and adhesive strength. By introducing dopamine and alkaline conditions, they create gel-like materials with improved biocompatibility and regenerative capabilities.
Scientists at Tokyo University of Science discovered endophytic bacteria that can survive extreme conditions within passion fruit seeds. The bacteria were isolated from seedlings grown from cut seeds and found to possess biocatalytic activities related to the metabolism of secondary metabolites, such as resveratrol and piceatannol.
Researchers at Osaka University have successfully created a 3D-bioprinted structured Wagyu beef-like meat alternative using stem cells isolated from Wagyu cows. The new technology mimics the complex texture of real Wagyu beef, allowing for customizable fat and muscle components in cultured meat.
Researchers from Carnegie Mellon University and the University of Pittsburgh conducted a study on three Rhesus monkeys, finding that their performance declined by up to 25% when offered a jackpot reward. The team also discovered a link between sensory motor processing and emotional processing in the monkeys' brains.
Princeton University researchers have created the world's smallest mechanically interlocked biological structure, a deceptively simple two-ring chain made from tiny strands of amino acids. The study demonstrates that these structures can toggle between at least two shapes, laying the groundwork for a biomolecular switch.
Chronic light exposure disrupts circadian rhythms in rats, leading to memory deficits and amyloid β accumulation similar to Alzheimer's disease. Fluoxetine treatment prevents these effects, suggesting a potential therapeutic strategy.