Research on discovering and developing new drugs. Covers structure-revealing tools, eye-disease mechanisms, protein screening, and once-daily oral medicines.
Researchers from PSI, EPFL, and the University of Geneva developed a new method to distinguish between mirror-image molecules using helical dichroism. This approach provides stronger signals compared to circular dichroism (CD), which is widely used but has weak signals suitable only for gas-phase samples.
A new classification system for colorectal cancer has been proposed, grouping cancers into five subtypes based on epithelial status, microsatellite status, and fibrosis. This update could inform targeted drug development efforts and improve treatment approaches for patients with different biological characteristics.
Research finds that cannabis users have a significantly higher risk of emergency room visits and hospital admissions for any cause. However, the study did not find a significant link between cannabis use and respiratory health issues. The authors conclude that further research is needed to confirm their findings.
Researchers elucidated the molecular mechanisms of acetylcholine in learning and memory, revealing a signaling cascade involving protein kinase C. The study opens doors to new therapeutic strategies for Alzheimer's disease.
Researchers at Karolinska Institutet have improved the ability of a protein to repair oxidative DNA damage, creating a new drug development concept. The technique can lead to improved treatments for diseases involving oxidative stress.
Researchers at the University of New Hampshire have found that a repurposed drug compound can inhibit the activity of SARS-CoV-2's main protease enzyme. This breakthrough could lead to new treatments and slow the spread of COVID-19, an RNA virus known for causing seasonal epidemics.
Researchers found that 27.8% of drugs with high abuse potential successfully completed development compared to 4.7% for low-abuse potential drugs. Funding is needed to improve understanding of pain mechanisms and develop non-addictive treatments.
A new study reveals that COVID-19 variants are formed in chronic patients with weakened immune systems, who experience prolonged infections. This leads to the accumulation of mutations, similar to those found in severe illness variants.
A new method using the Vortex fluidic device can test hundreds of proteins in under 5 minutes, with data readable by a cell phone camera. This technology has the potential to improve diagnosis and treatment of diseases in remote areas, reducing mortality and morbidity.
A novel staging framework assesses Huntington's Disease progression and enables early-stage clinical trials of drugs. The HD-ISS groups patients by biological, clinical, and functional characteristics, allowing researchers to evaluate therapeutics in the earliest stages of disease.
Researchers at Chalmers University of Technology have invented a material that uses electrical signals to separate biomolecules, paving the way for efficient production of biomedicines. The material's ability to function in biological fluids with buffering capacity enables remote-controlled drug release and reduces energy consumption.
A team of researchers has determined the cryo-electron microscopy structures of three NPY receptors in complex with the peptide ligand and Gi protein. The study reveals interaction details between different NPY receptors and the peptide, highlighting distinct conformations upon binding to each receptor. This understanding is crucial fo...
A University of Waterloo study found that current Hepatitis B vaccination, screening, and treatment strategies in Ontario would leave the province short of its goal to reduce preventable infections. The report's authors developed a computer model simulating long-term effects of existing strategies, which they found would only decrease ...
A research team from Tokyo University of Science has developed a new method to create copolymers with different metal species, which have potential uses in catalysis and drug discovery. The technique allows for controlling the composition of metal species in the resulting polymer.
Researchers have developed a new probe to detect Alzheimer's disease biomarkers using near-infrared fluorescence, which may help diagnose the disease early and prevent its progression. The probe binds oligomeric Aβ proteins, a hallmark of Alzheimer's disease, offering a potential alternative to existing treatments.
Researchers developed an antibody cocktail effective against a Hendra virus variant, neutralizing its ability to mutate and evade recognition. The combination of four antibodies leaves the virus with minimal ability to further evolve, providing significant protection against this global biosecurity threat.
A new EU project, DeLIVERY, aims to develop a microscopy system for liver cells to test tolerability of drug interactions. The system will enable researchers to observe how liver cells react to different medications, dosages, and combinations, potentially leading to improved patient safety.
A UVA researcher is using a harmless amoeba to develop an innovative treatment for deadly C. difficile infections in young children. The approach has the potential to deliver specific antibodies directly to the gut, reducing the need for antibiotics and addressing a growing public health threat.
Researchers from China have developed a novel bioconjugate that can suppress the growth of K-Ras mutant pancreatic tumors. The conjugate, which targets folate receptors and macropinocytosis, was found to be highly cytotoxic and effective at suppressing tumor growth.
Researchers have identified new biomarkers to detect non-small cell lung cancer in its early stages through a blood test, offering improved survival chances. The approach can also identify potential drug resistance, allowing clinicians to choose alternative treatment options.
Pharmaceutical scientist Hans Lennernäs will collaborate with JGU's Peter Langguth to investigate ways to mitigate chemotherapy side effects. The goal is to identify active substances that can counteract adverse reactions and develop effective drugs.
Researchers from Brigham and Women's Hospital and MIT designed an oil-based gel system, oleogel, to deliver medications to children with swallowing difficulties. The system has been shown to be compatible with most drugs and can facilitate drug uptake at levels comparable to solid tablets.
A new interactive web portal, SpUR, catalogues over 1,000 splicing events found in cancers, highlighting their role in tumor development and progression. The database provides a platform for researchers to study RNA dysregulations in cancer and develop RNA-based anti-cancer drugs.
New data analyses from RedHill's Talicia H. pylori eradication clinical trials program showed high eradication rates and favorable safety and efficacy profiles in patients with diabetes. The study found that Talicia maintained high eradication rates of 91.7% and 84.1% in patients with and without diabetes, respectively.
A new study found that vaccinated people with mild breakthrough COVID-19 infections can experience debilitating long COVID symptoms. Vaccination reduced the risk of death by 34% and long COVID by 15%, but not all manifestations were prevented. Researchers emphasize the need for additional layers of protection to mitigate risks.
Researchers at Keck School of Medicine of USC are testing the efficacy of 3K3A-APC as a cerebroprotectant to reduce brain bleeds in acute ischemic stroke patients. The experimental drug has shown promising results in Phase 2 clinical trials, reducing incidence of brain hemorrhage by nearly 20%.
The University of Minnesota has received a $66 million grant from the NIAID to establish a center for developing antiviral drugs for pandemic-level viruses, including SARS-CoV-2. The Midwest Antiviral Drug Discovery Center will bring together investigators from the University and sixteen other institutions nationwide.
The US Army Medical Research Institute of Infectious Diseases has made a breakthrough in understanding Crimean-Congo hemorrhagic fever virus (CCHFV) disease process. The study found that the host inflammatory response is a significant driver of CCHFV-mediated disease, and that modulating this response could help prevent severe disease....
A new review highlights the risks of fatty liver disease caused by metabolic dysfunction, characterized by fat accumulation in liver cells and oxidative stress. The progression of the disease can lead to inflammation, fibrosis, and cirrhosis with a high risk of hepatocellular carcinoma.
A team of scientists led by Professor Barbara Pierscionek has made significant progress in developing an anti-cataract drug. Lab trials showed improvement in refractive index profiles and lens opacity in 61% and 46% of cases, respectively.
A team of researchers has successfully treated damaged pig hearts with cardiac progenitor cells, demonstrating the formation of new cardiac tissue and improved cardiac function. The treatment could potentially be used to treat patients with serious heart failure, particularly older patients with coexisting conditions.
Researchers developed an algorithm to quickly identify two cancer drugs that work well together, reducing testing time from three years to eight weeks. The new method uses gene expression data to prioritize potential combinations and has been confirmed in lab tests.
Researchers revived photoreceptor cells in human macula, responding to bright and dim lights. The study restores communication between retinal cells, transforming brain and vision research.
A study published in JCI Insight reveals that epigenetic drugs targeting BRD4 significantly reduce scarring in patients with scleroderma. The findings could lead to repurposing these drugs for faster relief from debilitating symptoms of this chronic disease.
Researchers found phosphatidylinositol bisphosphate (PIP2) essential for epithelial cell-cell adhesion and maintaining cellular identity. PIP2 regulates epithelial properties by recruiting Par3 to the plasma membrane, facilitating the formation of adherens junctions and preventing epithelial-mesenchymal transformation.
A new study suggests that supplementing a diet with Ascidiacea, also known as sea squirts, reverses some main signs of aging in animal models. The researchers found that plasmalogens, vital to body processes, decrease with age and contribute to neurodegenerative diseases like Alzheimer's and Parkinson's.
Researchers developed a new software tool, called 'meta-transcriptome detector,' that integrates genetic sequencing analysis of hosts and their microbiomes. The tool enables analysis of gene expression activity in both microbes and hosts simultaneously, allowing researchers to spot relationships between them.
Researchers found that individuals with a diverse population of macrophage cells, which include M2 and regulatory macrophages, are better protected against severe COVID-19. The study suggests that a balance between pro-inflammatory and anti-inflammatory responses is key to preventing the worst symptoms.
A study at the University of Helsinki found that a strong saline solution can quadruple morphine concentration in the spinal cord, intensifying pain relief. The glymphatic system enables faster drug delivery when administered with hypertonic solutions.
Researchers developed a deep learning-based model to predict drug-drug interactions using gene expression data. The DeSIDE-DDI model can identify potentially dangerous pairs and act as a drug safety monitoring system, helping establish the correct usage of drugs in the development phase.
The University at Buffalo is developing new treatments for ovarian cancer by targeting the apelin receptor. Ovarian cancer cells rely on lipids for energy and survival, making this a promising therapeutic target.
Researchers used single-molecule imaging to study GPCR activation, gaining insight into cellular signal relay and potential drug targets for various disorders. The findings show that the receptor tail plays an autoinhibitory role, controlled by agonist binding, which affects signaling intensity and duration.
Researchers have developed a new ligand that promotes a direct nickel-photocatalyzed cross-coupling reaction. This novel tridentate pyridinophane ligand enables the discovery of key reaction steps and intermediate species in the catalytic cycle.
Researchers developed a disposable electrochemical sensor using graphite-based molecularly imprinted polymers to detect theophylline levels. The sensor can identify low concentrations of theophylline (2.5 μg/mL) in whole blood within 3 seconds, enabling real-time monitoring and potential overdose prevention.
A new study estimates the national economic burden of PTSD at $232.2 billion for 2018, with civilians accounting for 82% of the total costs. The study calls for increased awareness, effective therapies, and expanded evidence-based strategies to reduce the clinical and economic burden of PTSD.
A new study reveals a gene called KLF4 that normally suppresses tumor formation but is reprogrammed in acute promyelocytic leukemia, an aggressive type of blood cancer. Overexpressing KLF4 can suppress the growth of cancerous cells and reverse the effects of the disease.
The ESMO Breast Cancer Congress 2022 event will present more than 200 studies on various aspects of breast cancer, including new treatments and innovative clinical practices. The congress will be held onsite in Berlin, Germany, and online, offering a platform for breast cancer specialists to share knowledge and improve patient outcomes.
Researchers at Tokyo University of Science discovered that disulfiram inhibits FROUNT protein and chemokine signaling pathways, reducing anxiety levels in mice. The study suggests a potential breakthrough anti-anxiety medication with safe and effective treatment for elderly patients suffering from anxiety and insomnia.
A new University of Gothenburg study has found that a drug treatment can reduce the frequency of breathing pauses in sleep apnea by an average of over 20 per hour. The treatment, which involves carbonic anhydrase inhibition, showed promising results with minimal side effects.
Researchers created edible tags with fluorescent silk proteins to track medications, providing a new way for consumers to verify authenticity. The codes are readable by a smartphone app and can be ingested without causing harm.
Researchers have found that treating prostate cancer cells with novel CDK8 and CDK19 inhibitors reduces their potential to migrate into surrounding structures. This suggests a promising approach to overcome resistance against anti-androgenic therapy, offering new therapeutic options for patients with advanced disease.
The TTUHSC's C. Patrick Reynolds has received a $1.34 million CPRIT grant to investigate updating the clinical risk stratification scale for neuroblastoma and rhabdomyosarcoma, two childhood cancers in need of improved therapies.
Researchers have developed a new 3D printing technique to fabricate microfluidic devices with precise channels at the microscale. This breakthrough allows for accurate creation of channels in clear resin, enabling applications such as COVID-19 detection and cancer research.
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 discovered that Viagra and a common over-the-counter drug TUDCA restored mitochondrial processes, which drive heart failure in HLHS patients. This could lead to new therapies for treating heart failure without relying on heart transplants.
Researchers have developed a method to chart the first-ever map of allosteric sites in two common human proteins, revealing they are abundant and identifiable. This could lead to safer, smarter, and more effective medicines by targeting these 'secret doors'.
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.
A study by University of Gothenburg researchers has identified two biomarkers that can distinguish between patients with subcortical small-vessel disease, Alzheimer's disease, and mixed dementia. The discovery opens up new possibilities for diagnosis, treatment, and medication development.
A new study suggests that cardamonin, a compound from the cardamom spice, can kill triple-negative breast cancer cells and reduce PD-L1 expression. The findings hold promise for improving cancer therapy without severe side effects.
A new clinical trial found that the drug mavacamten alleviates shortness of breath in patients with obstructive hypertrophic cardiomyopathy. The treatment also improves symptoms and heart failure biomarkers.