Absstract of: US2025147041A1
Methods for the detection or quantitation of amyloid beta include detecting amyloid beta or fragments thereof by mass spectrometry. The methods may also include determining the ratio of amyloid beta 42 (Aβ42) to amyloid beta 40 (Aβ40). Such methods may include the diagnosis or prognosis of Alzheimer's disease or dementia.
Absstract of: WO2025093893A1
The present invention relates to methods of measuring the presence and/or levels of a combination of five biomarkers in a sample, said biomarkers being neurofilament light (NfL) polypeptide, glial fibrillary acidic protein (GFAP), β-Amyloid 1-42 (Aβ1-42), β-Amyloid 1-40 (Aβ1-40), and phosphorylated Tau (p-Tau181, pTau-231 and/or p-Tau217). The methods can be used to predict the subject's risk or likelihood of having and/or developing Alzheimer's disease, thus also provided is a method of predicting a subject's risk or likelihood of having and/or developing Alzheimer's disease, said method comprising measuring the presence of and/or the levels of the combination of five biomarkers. Further provided is a method of prognosing or diagnosing Alzheimer's disease in a subject comprising the methods of measuring the presence of and/or the levels of the combination of five biomarkers, and a method of treating Alzheimer's disease comprising predicting a subject's risk or likelihood of developing or having Alzheimer's disease using the methods of measuring the presence and/or levels of the combination of five biomarkers and administering a treatment if the risk or likelihood exceeds a threshold value.
Absstract of: EP4548992A2
Provided are methods for the detection or quantitation of amyloid beta. In a particular aspect, provided herein are methods for detecting amyloid beta or fragments thereof by mass spectrometry. In another aspect, provided herein are methods for determining the ratio of amyloid beta 42 (Aβ42) to amyloid beta 40 (Aβ40). In another aspect, provided herein are methods for diagnosis or prognosis of Alzheimer's disease or dementia.
Absstract of: EP4549585A1
A kit for diagnosing Alzheimer's disease and a pharmaceutical composition for treating Alzheimer's disease are disclosed, in which EDIL3 or a nucleic acid encoding EDIL3 is used as an index or target.
Absstract of: WO2025090763A1
Methods, kits and compositions of detecting analytes, typically analytes relevant to neurodegenerative diseases such as neurofilament light chain, in a sample are described herein using chemiluminescent labels. Solid supports, reagents, and compounds for use in these methods are also described. Typically, the methods involve specific assay formats which provide the requisite high resolution for detecting low concentrations of analytes in samples and may be used in positions of the healthcare ecosystem close to the patient. These methods, systems, and apparatuses may afford early detection and prognosis of a wide variety of neurodegenerative diseases such as Alzheimer's disease and multiple sclerosis.
Absstract of: AU2023406056A1
Disclosed herein are methods of diagnosing, selecting, monitoring, and treating subjects with Alzheimer's disease (AD) or suspected of having AD or another disorder associated with amyloid accumulation in the brain using a tau PET level.
Absstract of: AU2023357033A1
The present disclosure generally relates to the surprising discovery that subjects likely to respond to treatment with an 11β-HSD1 inhibitor can be selected for treatment based on a comparison between a baseline level of a tau protein in the subject, and a reference level of the tau protein.
Absstract of: WO2024240079A1
The present invention relates to the technical field of medicines. Disclosed are a detection marker, a diagnostic marker, a use thereof, and a kit. In the present invention, PPP2R5C is used as a detection marker for the preclinical stage of Alzheimer's disease (AD) and as a diagnostic marker for mild cognitive impairment and AD; thus, the problems of detection defects and lack of effective blood biomarkers in lumbar puncture and PET-CT detection methods used in early diagnosis of AD are solved.
Absstract of: WO2025081242A1
The present disclosure relates to compositions comprising a solid surface and two or more capture agents that bind to extracellular vesicles (EVs) for capturing EVs derived from cells of the nervous system. The present disclosure further relates to methods or uses of such compositions for treating, diagnosing and/or assessing the likelihood of a subject suffering from a neurodegenerative disease.
Absstract of: US2025130246A1
The disclosure relates to methods of investigating protein aggregation reactions, in particular methods for detecting aggregates of a protein that are capable of seeding further protein aggregation. The methods allow not only understanding of aggregation reactions, but also provide means for detecting whether a sample from an individual comprises aggregate seeds.
Absstract of: AU2023351193A1
Provided herein are methods and compositions that block Integrin Subunit beta 8 (ITGB8, also known as integrin αvβ8) to treat neurodegenerative diseases associated with microglial impairment including Alzheimer's disease (AD) and amyotrophic lateral sclerosis (ALS).
Absstract of: AU2023294616A1
Described herein are detecting methods for conformational disease, aging and proteinopathies, by measuring the presence of b-isox-precipitates and the levels of b-isox-captured proteins in biofluids of healthy individuals and patients. Research identified additional biomarkers, which made it possible to detect, diagnose or treat, a human disease in a human subject by, with or without adding an isoxazole to an obtained biofluid sample, detecting the biomarker. Use of b-iso and/or biomarkers for diagnosing the disease are made possible.
Absstract of: US2025123297A1
Disclosed herein is a newly identified secreted nanoparticle that is morphologically and molecularly distinct from the recently described nanoparticle termed an exomere. The disclosed nanoparticle is referred to herein as a supermere. Both exomeres and supermeres are amembranous in contrast to membrane-enclosed extracellular vesicles (EVs). Supermeres are smaller and morphologically distinct from exomeres. These supermeres contain cargo with diagnostic and therapeutic applications.
Absstract of: US2025123296A1
A level of mouse Aβ1-40 and a level of mouse APP669-711 in a biological sample derived from an AD model mouse are measured by detection of markers including mouse Aβ1-40 and mouse APP669-711; an APP669-711/Aβ1-40 ratio which is a ratio of the level of mouse APP669-711 to the level of mouse Aβ1-40 is calculated; and when the ratio in the AD model mouse is higher than the same ratio in a reference mouse in which cerebral Aβ deposition is absent, it is judged that an amount of cerebral Aβ deposition in the AD model mouse is higher than an amount of cerebral Aβ deposition in the reference mouse.
Absstract of: WO2025080894A1
In one aspect, the present disclosure provides a method of detecting a presence or absence of a biomarker for a disease in the sample, wherein the biomarker comprises: a) a complex of physiologically active target macromolecules or a fragment or portion thereof and target macromolecules that are not physiologically active; b) a conformation of the physiologically active macromolecules or fragment thereof when the physiologically active target macromolecules or the fragment or portion thereof is a complex with a non- physiologically active target macromolecule; c) the conformation of physiologically active target macromolecules or a portion or fragment thereof in a PAT-Tau complex; d) the conformation of non-physiologically active target macromolecules or a portion or fragment thereof in a PAT-Tau complex; or e) a combination of a), b), c), d) and/or e).
Absstract of: US2025122570A1
Methods are provided for identifying Alzheimer's disease cells or subjects, based on the methylation status of multiple methylation markers in genomic DNA. Also provided are methods for identifying therapeutic agents for treating Alzheimer's disease by monitoring changes in the methylation status of multiple methylation markers.
Absstract of: AU2023294616A1
Described herein are detecting methods for conformational disease, aging and proteinopathies, by measuring the presence of b-isox-precipitates and the levels of b-isox-captured proteins in biofluids of healthy individuals and patients. Research identified additional biomarkers, which made it possible to detect, diagnose or treat, a human disease in a human subject by, with or without adding an isoxazole to an obtained biofluid sample, detecting the biomarker. Use of b-iso and/or biomarkers for diagnosing the disease are made possible.
Absstract of: US2025116035A1
In the field of aptamers, closed sequence solution space libraries for aptamer selection. Also, methods for selecting aptamers for binding to target molecules in which biological samples derived from individuals that differ by phenotype are contacted with the library of aptamers and the aptamer oligonucleotides that bound to the target molecules are covered. Further, methods of treating a disorder or a disease of a subject in which the disorder or disease is diagnosed using the library of aptamers and the subject is treated.
Absstract of: AU2023356443A1
Provided is a protein marker Nell-1, which is present in a person's blood sample in an amount that is correlated with neurodegenerative disorders such as Alzheimer's Disease (AD), Mild Cognitive Impairment (MCI), and Parkinson's Disease (PD). Corresponding diagnostic and treatment methods for these neurodegenerative disorders as well as kits for diagnosing or treating the neurodegenerative disorders are also provided.
Absstract of: WO2025076222A1
Human tau protein phosphorylated at the amino acid, serine 413 (pS413 tau), can serve as a biomarker for tauopathies such as Alzheimer's disease. Detection and quantitation of pS413 tau in a biological sample such as cerebrospinal fluid can be useful in developing therapeutics for certain tauopathies. However, pS413 tau is present in biological samples at very low levels. Thus, the invention provides a highly sensitive assay for the detection and quantitation of pS413 tau in a biological sample comprising a series of steps as described herein.
Absstract of: US2025115952A1
In the field of aptamers, closed sequence solution space libraries for aptamer selection and related methods for selecting aptamers for binding to target molecules. Also, a method of treating a disease or disorder in a subject, including diagnosing, monitoring, or predicting a using at least one aptamer obtained by the closed sequence solution space libraries, and treating the diagnosed subject. Further a specific set of aptamers, which may be used for detection and/or quantification of a target molecule.
Absstract of: US2023349925A1
The present invention addresses the problem of providing: a determination method that can determine, early and with ease, whether or not a disease caused by synaptic dysfunction or a disease accompanied by synaptic dysfunction has occurred, and the severity level of the disease; and a screening method for a therapeutic agent and a prophylactic agent for a disease caused by synaptic dysfunction or a disease accompanied by synaptic dysfunction. The present invention provides a determination method that can determine disease caused by synaptic dysfunction or a disease accompanied by synaptic dysfunction early and with ease and also can contribute to drug discovery research for these diseases, with a determination method for determining whether or not a disease caused by synaptic dysfunction or a disease accompanied by synaptic dysfunction has occurred, where drebrin A-related proteins (DARPs) serve as indices, and with a screening method for screening a therapeutic agent and prophylactic agent for a disease caused by synaptic dysfunction or a disease accompanied by synaptic dysfunction, where drebrin A-related proteins (DARPs) serve as indices.
Absstract of: MX2020011458A
The present disclosure provides methods to quantify tau phosphorylation at specific amino acid residues to predict time to onset of mild cognitive impairment due to Alzheimer's disease, stage Alzheimer's disease, guide treatment decisions, select subjects for clinical trials, and evaluate the clinical efficacy of certain therapeutic interventions.
Nº publicación: EP4535003A1 09/04/2025
Applicant:
SHIMADZU CORP [JP]
SHIMADZU CORPORATION
Absstract of: EP4535003A1
Provided is a method for analyzing a neurogranin-related peptide capable of suppressing variations in analysis results, and a method for preparing a biological sample containing a neurogranin-related peptide used therein. A method for preparing a sample solution containing a neurogranin-related peptide, the method includes mixing a biological sample containing a neurogranin-related peptide with an organic solvent having a relative polarity of 0.200 or more and 0.700 or less to prepare a sample solution having a final concentration of the organic solvent of 5.0 (v/v)% or more.