Articles tagged with Drug Delivery
Researchers discovered that subtle differences in molecular structure can significantly affect mRNA-based drug performance. The study found that optimizing stereoisomers of ionizable lipids like ALC-315 could lead to safer vaccines, as the (S,S)-form delivers mRNA efficiently with reduced toxicity.
Researchers validated panels of antibodies targeting clinically relevant nucleic acid modifications to visualize antisense oligonucleotides in both in vitro and in vivo studies. The tools enable detection of modified nucleic acids irrespective of sequence, facilitating multiple clinical and pre-clinical workflows.
Researchers developed a new 3D printing technology for soft miniature robots, overcoming existing manufacturing limitations. The 'in-situ pixel-scale magnetic programming' platform produces complex deformations and precise control of the programming magnetic field.
A new treatment for corneal scarring is being developed by University of Houston optometry researcher Tarsis G. Ferreira. The treatment uses a natural protein called decorin to block scarring and unwanted blood vessel growth, offering hope for people with injured corneas.
Researchers at the University of Arkansas have created a new controlled release system that uses cellulose nanocrystals and alginate to deliver bioactive compounds to specific areas of the body. The system protects medications from acid in the stomach and releases them in alkaline environments, such as the intestines.
Researchers at Sanford Burnham Prebys found that blocking macropinocytosis reshapes the tumor microenvironment, allowing more access to immune cells. This change made immunotherapy and chemotherapy more effective in treating PDAC tumors in mice.
Researchers have developed a mechanical adhesive device that can attach to soft surfaces underwater, inspired by the hitchhiking sucker fish. The device uses pressure-based suction and has enhanced adhesion capabilities, making it suitable for delivering drugs in the GI tract or monitoring aquatic environments.
Researchers developed stearic acid-modified hexavanadate vesicles loaded with palmitic acid hydroxystearic acids (PAHSA) to target insulin resistance and inflammation in obesity. The nanocarrier enhances therapeutic efficacy by stabilizing fragile bioactive compounds and enabling tissue-specific delivery.
A new study by Carnegie Mellon University researchers found that opioid consumption intensity varies enormously across different populations and contexts. The study suggests that tracking average intensities of use could improve our understanding of consumption patterns and inform drug policy and treatment strategies.
Researchers at Pusan National University have created novel materials called disulfide-based covalent adaptable networks (DS-CAN) that can change, fix, and retain their shape reversibly using magnetic fields and ultraviolet light. These materials enable UV- or heat-assisted shape fixation after deformation, which is also reversible.
Researchers develop self-assembling nanoparticles that induce ferroptosis in bladder cancer cells while reprogramming the tumor immune microenvironment, boosting anti-tumor activity. The nanomedicine has dual functions as a multifaceted approach to overcome treatment resistance and is Clinically translatable.
Researchers from Pusan National University have developed engineered bacterial vesicles that use a novel surface-displaying protein to selectively target and eliminate E. coli and S. aureus bacteria. These vesicles, derived from lactic acid bacteria, offer a promising alternative to conventional antibiotics.
A new gene therapy delivery device called NANOSPRESSO could revolutionize how hospitals treat rare diseases by allowing them to create personalized nanomedicines in-house. This democratized approach to precision medicine could boost access to low-cost bespoke gene and RNA therapies, especially in low-resource settings.
UVA Health received two anonymous $25 million estate gifts to support the Paul and Diane Manning Institute of Biotechnology. The institute will develop new treatments for hard-to-treat diseases with a state-of-the-art biomedical research facility expected to drive economic growth in Central Virginia.
Scientists at Xi'an Jiaotong-Liverpool University developed a new nanoparticle capable of carrying high doses of chemotherapy drugs while staying stable for extended periods. This innovation could make treatments more effective and reduce side effects.
The UT Health San Antonio Multispecialty and Research Hospital is the first in Texas to approve use of suzetrigine, a new non-opioid medication for post-surgical pain. This medication targets the peripheral nervous system, avoiding opioid-related side effects.
Researchers have developed a once-a-week pill that can be taken orally to deliver medication to patients with schizophrenia. The treatment maintains consistent levels of the drug in the body and controls symptoms, making it easier for patients to adhere to their medication regimen.
A large cohort study has shown that supplementary treatment with statins can boost survival chances for critically ill patients with sepsis. The results indicate a 39% lower death rate over 28 days after hospital admission.
Researchers developed self-propelled ferroptosis nanoinducers to enhance cancer therapy by inducing programmed cell death. The nanotherapeutics exhibited enhanced diffusion and deep tumor penetration while maintaining biocompatibility.
Dr. Natalie Artzi joins the Wyss Institute as Associate Institute Director, working closely with Don Ingber to shape strategic direction and advance research and translation efforts. She leads a world-class research program focused on developing tissue- and cell-responsive nanostructures for disease tracking and treatment.
The Experimental Drug Development Centre's EBC-129, an antibody-drug conjugate targeting pancreatic cancer, has received FDA fast track designation. The treatment is undergoing Phase 1 clinical trials and aims to provide new treatment options for patients with solid tumours.
A new study found that ferrocene conjugated glutathione consumption enhances ferroptosis therapy and chemotherapy, overcoming tumor resistance and improving therapeutic efficacy. The combined strategy uses dual mechanisms to reduce chemotherapy-induced resistance and induce cell death via apoptosis.
A qualitative study found that patients' attitudes towards deprescribing are shaped by their perception of medication's benefits and risks, as well as their level of autonomy. Patients who valued negative aspects of medication and had a proactive approach to health were more likely to consider cutting back on prescriptions.
A new study finds that cannabis use disorder diagnoses rose substantially across all age groups, race/ethnicity, and comorbidity subgroups nationwide from 2000 to 2022. People living with HIV experienced the greatest relative increase in CUD diagnoses, particularly among older adults.
Precision Delivery strategies aim to 'spatially couple' therapies with target cells in vivo, enhancing effectiveness while reducing adverse effects. The technology comprises three interconnected modules: targeted delivery, microenvironment modulation, and cellular interactions.
MIT researchers develop polymer microparticles that release vaccine doses at predetermined times after injection, reducing the need for follow-up shots. The particles showed comparable antibody levels to traditional vaccines in mice, paving the way for potential childhood vaccines with fewer doses.
Researchers successfully constructed a large molecular spherical shell structure with the geometric topology of a regular dodecahedron through entanglement of peptides with metal ions. The resulting M60L60 metal-peptide shell exhibits remarkable stability against heat, dilution, and oxidative conditions, making it a promising platform ...
A new study suggests that European member states must work together and provide better incentives to develop new medicines. The research highlights the need for faster approval times and stronger support for innovative drugs to attract leading pharmaceutical companies.
Researchers at Karolinska Institutet have developed a technique to deliver gene editors and protein therapeutics to cells using engineered extracellular vesicles. The method shows promising results in animal studies, highlighting the potential for treating genetic diseases and neurological disorders.
Despite slight increase in prescriptions between 2021 and 2024, only 3% of eligible patients received a prescription. Disparities were found based on race, ethnicity, social vulnerability, and urbanicity, with small but significant differences compared to overall underutilization.
A study found that pharmacists with high assertiveness tend to reduce the number of prescribed medications, especially in elderly patients. The research suggests that improving pharmacists' communication skills could lead to safer drug treatment and better health outcomes.
Researchers have developed drug-delivering aptamers that target and kill leukemia stem cells, reducing the need for high doses of chemotherapy. The aptamers pair well with existing drugs like daunorubicin to deliver a targeted one-two knockout punch against cancer.
Researchers at the University of Houston College of Pharmacy have identified a potential therapeutic target to repair injured muscles. They discovered that fibroblast growth factor–inducible 14 (Fn14) plays a crucial role in regulating satellite cell stability and function, which are responsible for muscle growth, repair, and regenerat...
The researchers have created a way to deliver certain drugs in higher doses with less pain by injecting them as a suspension of tiny crystals. This approach can enable long-term delivery of contraceptives or treatments for diseases such as HIV, reducing the need for frequent injections.
Researchers from IOCB Prague have developed a compound that could treat alopecia areata by targeting the immune system. The substance, a series of prodrugs based on derivatives of itaconic acid, has shown efficacy in mice tests and may be administered orally.
A new paper proposes that temperature plays a fundamental role in setting off shapeshifting in metamorphic proteins. Researchers analyzed differences in hydrophobic contacts and found significant temperature-dependent changes, supporting their theory.
A team of researchers from Aalto University developed a hydrogel with a unique structure that combines high stiffness with flexibility and self-healing capabilities. The material uses exceptionally large and ultra-thin specific clay nanosheets, allowing it to self-heal via entanglement.
A study of 961 Japanese community pharmacists found that regular attendance at local multidisciplinary workshops was positively correlated with assertive communication styles. This suggests that such workshops may play a crucial role in promoting respectful communication among healthcare professionals, leading to better patient outcomes.
The team's novel technique enables high-throughput screening of nanoparticle shapes, sizes, and modifications, reducing associated screening costs. The research demonstrates the distinct preferences of tumour cells for certain nanoparticle configurations, enabling personalized cancer treatments that are safer and more effective.
Researchers have developed an mRNA cure for pre-eclampsia using a lipid nanoparticle, reducing maternal blood pressure and improving fetal health. The therapy, tested in pregnant mice, has shown promising results and is poised to move forward to human trials.
Researchers combine a precision cancer drug with an antibody and radiation therapy to eliminate tumors without causing side effects. The approach uses the cancer drug as a molecular flag for cancerous cells, allowing immune cells to target them. This method has shown promise in eliminating lung cancer in mice with minimal side effects.
LMU researchers used coarse-grained molecular dynamics (CG-MD) to simulate and visualize the particles, revealing how changes in polymer structure and environmental conditions impact particle formation. The study highlights CG-MD's value in predicting and explaining the properties of RNA nano-formulations.
Researchers developed an ingestible capsule that releases a burst of drugs into the stomach or other organs, eliminating the need for injections. The capsule uses compressed carbon dioxide or tightly coiled springs to propel liquid drugs out, targeting specific parts of the digestive tract.
The study presents a lignin-based hydrogel that combines mechanical strength with bioactivity, promoting wound healing and sustained drug release. The hydrogel's controlled-release properties make it an ideal candidate for treating complex wounds and reducing medication side effects.
A study published in JAMA found that drug-related reports of supply chain issues were 40% less likely to result in meaningful drug shortages in Canada compared to the US. This highlights the importance of global cooperation to curb the effects of drug shortages and strengthen pharmaceutical supply chains.
A new study published in JAMA found that reports of drug supply-chain issues were 40% less likely to result in drug shortages in Canada compared to the US. The analysis looked at drugs with reports of supply-chain disruptions between 2017 and 2021 in both countries, and found nearly half resulted in shortages in the US within 12 months.
Researchers at MIT have designed tiny particles that can be implanted at a tumor site, delivering heat and chemotherapy to treat cancer. The treatment approach has been shown to completely eliminate tumors in most mice and prolong their survival.
Dr. Wai Hong Lo, PhD, has been appointed as the new Editor-in-Chief of ASSAY and Drug Development Technologies, succeeding Dr. Bruce Melancon. Dr. Lo aims to enhance online accessibility, incorporate visuals, and increase social media engagement to reach a broader audience.
Researchers from IOCB Prague have created new-generation prodrug activators that can enhance the effectiveness of anti-cancer therapies by targeting malignant tumours more precisely. These compounds allow for faster release of drugs in the body, increasing the utilization of administered doses.
The third annual TCT MedTech Innovation Forum will address pressing cardiovascular medicine challenges and unveil disruptive solutions. Visionary leaders from the medtech landscape will convene to explore bold solutions, share pioneering insights, and shape the future of cardiovascular care.
Researchers developed a novel approach to optimizing siRNA-loaded lipid nanoparticles using NMR-based molecular-level characterization. Pre-mixed LNPs exhibit superior gene-silencing effects due to a stacked bilayer structure that enhances gene silencing.
A new trial suggests that adding immunotherapy to chemoradiation can extend survival in patients with limited-stage small cell lung cancer. However, the findings also indicate that delivering the treatments at different times yields varying results, with concurrent treatment not offering improved survival benefits.
Patients using transparent capsules delivered more medication due to visual feedback on their inhalation technique, leading to better management of chronic airway diseases. The study found a significant 30.1% reduction in capsule weight after inhalation.
Researchers developed a tri-culture heart-on-a-chip model of cardiomyocytes, fibroblasts, and endothelial cells to mimic in vivo cardiac behavior. The study successfully replicated endothelial cell morphology and functionality, as well as cardiac function with increased contractility.
Researchers found that omitting the bolus-specific 5-fluorouracil (5-FU) portion from common chemotherapy regimens improves tolerability without sacrificing treatment effectiveness. The study of 11,765 patients shows no decrease in overall survival but a notable reduction in cytopenias.
Researchers investigated peptide clumping behavior using molecular dynamics simulations and AI techniques. They discovered that aromatic amino acids enhance aggregation, while hydrophilic ones inhibit it, offering insights into peptide structure and function.
Researchers at the University of Virginia School of Engineering and Applied Science have designed a drug-carrying molecule that can slip past the lung's natural defenses. The nanocarrier, called PEG-BB, is shaped like a bottlebrush and mimics the properties of mucus, allowing it to move quickly through the airway.
A major new study by Karolinska Institutet has found that women with epilepsy are four times more likely to die during pregnancy and their babies have a 50 percent higher risk of illness or death. Despite the high relative risks, most pregnancies for women with epilepsy go well.
A new study by Prof. Daniel Mandler and his team found that organic molecules can significantly influence the electrical properties of gold nanoparticles, up to 71 mV. The research highlights the importance of capping agents in controlling nanoparticle behavior and provides insights for customizing their interactions.
Researchers at Rice University have developed ultrasmall gas-filled protein nanostructures that can penetrate tissue and reach immune cells, opening up new possibilities for ultrasound imaging and drug delivery. The breakthrough could revolutionize treatment for cancers and infectious diseases.