With pimavanserin’s Phase 3 failure in schizophrenia, Acadia Pharmaceuticals said it will no longer run clinical trials for the drug, whose lone approval is for treating psychosis from Parkinson’s disease. The FDA previously rebuffed regulatory submissions for the drug in dementia and Alzheimer’s disease. By FRANK VINLUAN An Acadia Pharmaceuticals drug that’s already approved for treating psychosis in Parkinson’s disease patients could not beat a placebo in a pivotal schizophrenia study, spelling the end of efforts to develop a medication the company once envisioned as having potential applications across a range of neurological disorders. The clinical trial failure announced Tuesday evaluated the drug, pimavanserin, as a treatment for negative symptoms of schizophrenia. The main goal was to show a change in score according to an assessment used to measure the disease’s symptoms. According to the preliminary results, the pimavanserin arm achieved a numerical change in score that was similar to ...
Affecting 55 million people globally, dementia impairs the ability to remember, think or make decisionsRoche and the Cardiff University Brain Research Imaging Centre (CUBRIC) have partnered to uncover new research to understand the structural changes of dementia. Using cutting-edge imaging and machine learning (ML), researchers will analyse the brains of patients living with Parkinson’s disease (PD) and Alzheimer’s disease (AD). Dementia is a general term used for the impaired ability to remember, think or make decisions that interferes with day-to-day activities and affects 55 million people globally, according to Alzheimer’s Society. Currently the most common form of dementia, AD is a progressive neurological disease that affects the part of the brain that controls thought, memory and language. PD is a progressive neurodegenerative disorder that affects the body’s nervous system. The main symptoms include shaking, slow movements and stiffness. The study will use advanced MRI to understand the bigger structural changes ...
The gamma treatment also shows potential for treating patients living with neurological diseases Researchers from the Massachusetts Institute of Technology (MIT) have shown that a non-invasive treatment called gamma treatment could protect cancer patients from “chemo brain,” memory impairment and other cognitive effects of chemotherapy. Chemo brain is a term used to describe thinking and memory problems that a patient may experience before, during or after cancer treatment. Originally developed to treat Alzheimer’s disease (AD), the treatment works to stimulate gamma-frequency brain waves, involving exposure to light and sound with a frequency of 40 hertz. In the new study, MIT researchers used mouse models, which evaluated a chemotherapy drug known as cisplatin, often used to treat testicular and ovarian cancers, for five days and then took it off for five days and repeated it. One group received chemotherapy only, while another group was also given 40-hertz light and sound therapy ...
March 4), according to the CDE official website, Lundbeck’s clinical trial application for Class 1 chemical drug Lu AF28996 capsules has been accepted. Currently, the drug is undergoing Phase I clinical trials overseas. Parkinson’s disease is a neurological dysfunction disease with complex symptoms and difficult early diagnosis. It is common in middle-aged and elderly people. At present, the main treatment for Parkinson’s disease is drug therapy, with the purpose of reducing symptoms, delaying the progression, and improving the patient’s quality of life. Lu AF28996 is a dopamine D1/D2 receptor agonist developed by Lundbeck Pharmaceuticals. It is a relatively new anti-Parkinson therapy and is currently undergoing Phase I clinical trials overseas. Among them, a study to evaluate the safety, tolerability, etc. of Lu AF28996 in Parkinson’s patients is expected to be completed in 2025. This time, the approval of Lu AF28996’s clinical trial application in China is expected to bring a ...
The non-invasive tool can also improve patient stratification and monitor disease progression Researchers from King’s College London (KCL) have developed a deep learning framework for a non-invasive brain-age prediction tool for the early diagnosis of neurological diseases. The study built and made available a set of models for clinical use after training multiple brain models from a variety of magnetic resonance image (MRI) types. Neurological disorders, such as Alzheimer’s disease, strokes, multiple sclerosis and Parkinson’s disease, are conditions that affect the brain as well as the nerves found throughout the human body and spinal cord. By comparing patients’ brain ages against their chronological ages, numerous neurological and psychiatric conditions can be identified, helping to predict future health outcomes for patients. Researchers collected over 81,000 patients’ head MRI examinations from Guy’s and St Thomas’ NHS Foundation Trust and King’s College Hospital NHS Foundation Trust between 2008 and 2019. After pre-training models, ...
Results from the study could also be used for other forms of cancer and diseases Researchers from the University of Glasgow and Queen Mary University of London have developed a new biosensor using terahertz (THz) waves that can detect skin cancer with strong sensitivity. Published in the IEEE Transactions on Biomedical Engineering, the study results could pave the way for easier and earlier diagnoses of skin cancer and potentially other cancers and diseases. Affecting one in four men and one in five women at least once in their lifetime in the UK, skin cancer is an abnormal growth of skin cells that involves three major types: basal cell carcinoma (BCC), squamous cell carcinoma and melanoma. Most skin cancer is often detected using traditional methods that involve expensive, time-consuming CT and PET scans, and invasive higher-frequency technology. After exploring the potential of THz metasurfaces, researchers designed the biosensor to detect subtle ...
Sanofi, which is leading development of the Denali Therapeutics-partnered molecule, disclosed little about the clinical trial results in ALS. But this Phase 2 failure follows the 2020 clinical trial pause of a different partnered molecule that addresses the same target. By FRANK VINLUAN Amyotrophic lateral sclerosis develops through multiple pathways, so drug research in this neuromuscular disorder has pursued multiple targets. One of those targets faces some doubts after an ALS drug candidate from partners Sanofi and Denali Therapeutics failed to meet the goal of a mid-stage clinical trial. Denali disclosed the Phase 2 clinical trial failure in a Friday regulatory filing. The South San Francisco-based biotech said Sanofi informed it that the brain-penetrating drug, known at Denali as DNL788 and renamed SAR443820 by the pharmaceutical giant, did not meet the main endpoint of showing a change in the ALS Functional Rating Scale-Revised, a scoring assessment for evaluating symptoms in ...
Acute ischemic stroke, which is the most common type of stroke, occurs due to a lack of oxygen in the brain caused by a blood clot. Currently, there are no blood-based biomarkers that can accurately reflect the acute neuronal damage following a stroke or predict the clinical outcomes for stroke patients. Now, a new study has demonstrated that an ultra-sensitive blood test can reflect brain damage and also predict functional outcomes after acute ischemic stroke. Brain-derived tau (BD-tau), a protein indicative of neuronal breakdown in the central nervous system, particularly in Alzheimer’s disease, has been the focus of recent research. Last year, a team from the University of Gothenburg (Gothenburg, Sweden) developed a novel blood test to measure BD-tau levels. This breakthrough represents a significant step towards creating a tool for tracking and monitoring Alzheimer’s disease progression. In their latest research, this team explored whether BD-tau could also serve as ...
After a high-profile failure in an Alzheimer’s related agitation trial earlier this week, Otsuka has garnered a positive update with a breakthrough therapy designation for its rare kidney disease drug sibeprenlimab. The US Food and Drug Administration (FDA) designation is for sibeprenlimab’s use in immunoglobulin A nephropathy (IgAN), sometimes referred to as Berger’s disease, a disorder that occurs when antibody immunoglobin A builds up in the kidneys, leading to inflammation and damage. This results in blood and protein in urine, as well as high blood pressure and kidney failure over time. The FDA made the decision following positive results from the Phase II ENVISION trial (NCT04287985), announced in November 2023. The 155-patient study evaluated the dose response of different doses of sibeprenlimab by measuring proteinuria or high levels of protein in the urine. Data from the trial, published in The New England Journal of Medicine, showed that after 12 months, ...
The neurodegenerative condition currently affects over 944,000 people in the UK A new programme led by Queen Mary University of London and funded by the Alzheimer’s Society has received positive trial results that could benefit carers and patients living with dementia. The New Interventions for Independence in Dementia (NIDUS-Family) programme was successful in supporting patients and carers to achieve their goals compared to those who received usual care. Affecting more than 944,000 people in the UK, dementia is a neurodegenerative disease that impairs a person’s ability to remember, think or make decisions on a daily basis. Set up at University College London and now running at Queen Mary’s University London, NIDUS-Family aims to understand how to support carers who look after those with dementia at home. Researchers tested the programme on a small number of participant pairs with over 300 people living with dementia and their unpaid carers. The first ...
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