710 results match your criteria: "Ludwig-Maximilians-Universitat Munich.[Affiliation]"

Current Capacity for Diagnosing Alzheimer's Disease in Germany and Implications for Wait Times.

J Alzheimers Dis

October 2024

Deutsches Zentrum für Neurodegenerative Erkrankungen (DZNE) Rostock, Rostock, Germany.

Article Synopsis
  • - Germany's healthcare system faces significant challenges in identifying Alzheimer's disease patients eligible for new amyloid-targeting therapies, with projected wait times up to 50 months for specialist visits and PET scans from 2024 to 2043.
  • - Patients with social health insurance are expected to endure longer wait times compared to those with private insurance, with peak delays reaching 76 months for social insurance patients and 40 months for private insurance patients.
  • - Implementing a blood test as part of the diagnostic process could significantly reduce wait times to under 24 months, highlighting the urgent need for effective triage measures to improve patient access to potentially life-changing treatments.
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Virologic failure of long-acting rilpivirine/cabotegravir is rare but may result in severely limited treatment options. Known risk factors cannot predict all cases. Therapeutic drug monitoring (TDM) may help identify patients at risk, but reliable thresholds are missing.

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Weight faltering (WF) has been associated with stunting and with long-term adverse consequences for health and development. Nutritional care for managing WF may consist of giving nutritional advice (NA) and/or provision of oral nutrition supplements (ONSs). In this study, we aimed to evaluate practical management options in the community for infants with WF aged 6-12 months.

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Pathologic Changes in and Immunophenotyping of Polymyositis in the Dutch Kooiker Dog.

Animals (Basel)

August 2024

Expertise Centre of Genetics, Department of Clinical Sciences, Faculty of Veterinary Medicine, Utrecht University, 3584 CM Utrecht, The Netherlands.

Earlier, we described a breed-specific inflammatory myopathy in Dutch Kooiker dogs (Het Nederlandse Kooikerhondje), one of the nine Dutch breeds. The disease commonly manifests itself with clinical signs of difficulty walking, muscle weakness, exercise intolerance, and/or dysphagia. In nearly all dogs' creatine kinase (CK) activity was elevated.

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Previous investigations on the causal neural mechanisms underlying intertemporal decision making focused on the dorsolateral prefrontal cortex as neural substrate of cognitive control. However, little is known, about the causal contributions of further parts of the frontoparietal control network to delaying gratification, including the pre-supplementary motor area (pre-SMA) and posterior parietal cortex (PPC). Conflicting previous evidence related pre-SMA and PPC either to evidence accumulation processes, choice biases, or response caution.

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Musculoskeletal Dimension and Brightness Reference Values in Lumbar Magnetic Resonance Imaging-A Radio-Anatomic Investigation in 80 Healthy Adult Individuals.

J Clin Med

August 2024

Department of Orthopaedics and Trauma Surgery, Musculoskeletal University Center Munich (MUM), University Hospital, Ludwig-Maximilians-Universität Munich, Marchioninistr. 15, 81377 Munich, Germany.

: Magnetic resonance imaging (MRI) is the preferred diagnostic means to visualize spinal pathologies, and offers the possibility of precise structural tissue analysis. However, knowledge about MRI-based measurements of physiological cross-sectional musculoskeletal dimensions and associated tissue-specific average structural brightness in the lumbar spine of healthy young women and men is scarce. The current study was planned to investigate characteristic intersexual differences and to provide MRI-related musculoskeletal baseline values before the onset of biological aging.

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Article Synopsis
  • Surface charges are crucial in determining the catalytic properties of nanomaterials, but studying their dynamics at the nanoscale is difficult due to varying length and time scales.
  • This study utilizes reaction nanoscopy to visualize charge dynamics on individual SiO nanoparticles with femtosecond and nanometer resolution, revealing how surface charges redistribute over time.
  • The research enhances our understanding of how surface charges affect chemical bonding on a nanoscale level, which could have significant implications for renewable energy and advanced healthcare innovations.*
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Article Synopsis
  • The study applied the 2022 international consensus criteria for optic neuritis (ICON) to 160 patients with acute optic neuritis to assess its effectiveness in classification.
  • About 50% of the patients were classified as definite optic neuritis, while 43% were not classified as having ON, mainly due to the absence of critical symptoms like relative afferent pupillary defect (RAPD) and dyschromatopsia.
  • The adjusted criteria led to a higher classification of 79% of patients as having optic neuritis, highlighting the importance of thorough examinations for accurate diagnosis.*
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Strategies and mechanisms for endosomal escape of therapeutic nucleic acids.

Curr Opin Chem Biol

August 2024

Pharmaceutical Biotechnology, Department of Pharmacy, Ludwig-Maximilians-Universität Munich, Butenandtstrasse 5-13, 81377 Munich, Germany; CNATM - Cluster for Nucleic Acid Therapeutics Munich, Germany; Center for Nanoscience (CeNS), LMU Munich, 80799 Munich, Germany. Electronic address:

Despite impressive recent establishment of therapeutic nucleic acids as drugs and vaccines, their broader medical use is impaired by modest performance in intracellular delivery. Inefficient endosomal escape presents a major limitation responsible for inadequate cytosolic cargo release. Depending on the carrier, this endosomal barrier can strongly limit or even abolish nucleic acid delivery.

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Sexual dimorphism arises because of divergent fitness optima between the sexes. Phenotypic divergence between sexes can range from mild to extreme. Fireflies, bioluminescent beetles, present various degrees of sexual dimorphism, with species showing very mild sexual dimorphism to species presenting female-specific neoteny, posing a unique framework to investigate the evolution of sexually dimorphic traits across species.

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Human senses and sensors from Aristotle to the present.

Front Neurol

July 2024

German Center for Vertigo and Balance Disorders, University Hospital, Ludwig-Maximilians-Universität Munich, Munich, Germany.

This historical review on the semantic evolution of human senses and sensors revealed that Aristotle's list of the five senses sight, hearing, touch, taste, and smell is still in use among non-scientific lay persons. It is no surprise that his classification in the work "De Anima" (On the Soul) from 350 BC confuses the sensor "touch" with the now more comprehensively defined somatosensory system and that senses are missing such as the later discovered vestibular system and the musculotendinous proprioception of the position of parts of the body in space. However, it is surprising that in the three most influential ancient cultures, Egypt, Greece, and China-which shaped the history of civilization-the concept prevailed that the heart rather than the brain processes perception, cognition, and emotions.

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We quantify endocytosis-like nanoparticle (NP) uptake of model membranes as a function of temperature and, therefore, phase state. As model membranes, we use giant unilamellar vesicles (GUV) consisting of 1,2-dipentadecanoyl-sn-glycero-3-phosphocholine (15:0 PC). Time-series micrographs of the vesicle shrinkage show uptake rates that are a highly nonlinear function of temperature.

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Fine-tuning large language models for chemical text mining.

Chem Sci

July 2024

Drug Discovery and Design Center, State Key Laboratory of Drug Research, Shanghai Institute of Materia Medica, Chinese Academy of Sciences 555 Zuchongzhi Road Shanghai 201203 China

Extracting knowledge from complex and diverse chemical texts is a pivotal task for both experimental and computational chemists. The task is still considered to be extremely challenging due to the complexity of the chemical language and scientific literature. This study explored the power of fine-tuned large language models (LLMs) on five intricate chemical text mining tasks: compound entity recognition, reaction role labelling, metal-organic framework (MOF) synthesis information extraction, nuclear magnetic resonance spectroscopy (NMR) data extraction, and the conversion of reaction paragraphs to action sequences.

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Circadian rhythms of approximately 24 h have emerged as important modulators of the immune system. These oscillations are important for mounting short-term, innate immune responses, but surprisingly also long-term, adaptive immune responses. Recent data indicate that they play a central role in antitumor immunity, in both mice and humans.

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A critical role for palmitoylation in pyroptosis.

Mol Cell

June 2024

Gene Center and Department of Biochemistry, Ludwig-Maximilians-Universität Munich, Butenandtstr. 1, 81377 Munich, Germany. Electronic address:

Three recent publications by Du et al., Balasubramanian et al., and Zhang et al.

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Genome-wide analyses reveal a potential role for the MAPT, MOBP, and APOE loci in sporadic frontotemporal dementia.

Am J Hum Genet

July 2024

Division of Psychological Medicine and Clinical Neurosciences, UK Dementia Research Institute, School of Medicine, Cardiff University, Cardiff, UK. Electronic address:

Article Synopsis
  • * A study analyzed 4,685 sporadic FTD cases and found significant genetic variants at the MAPT and APOE loci that increase the risk for the disease, indicating potential genetic overlap with other neurodegenerative diseases.
  • * The genetic risk factors appear to vary by population, with MAPT and APOE associations predominantly found in Central/Nordic and Mediterranean Europeans, suggesting a need for further research into these population-specific features for better understanding of sporadic FTD.
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Completely ignoring a salient distractor presented concurrently with a target is difficult, and sometimes attention is involuntarily attracted to the distractor's location (attentional capture). Employing the N2ac component as a marker of attention allocation toward sounds, in this study we investigate the spatiotemporal dynamics of auditory attention across two experiments. Human participants (male and female) performed an auditory search task, where the target was accompanied by a distractor in two-third of the trials.

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Article Synopsis
  • - mRNA therapeutics are gaining traction in cancer immunotherapy due to their effectiveness in producing a wide range of proteins, including mutant neo-antigens, that can stimulate T cells to fight tumors.
  • - Advanced techniques like in vitro transcription allow for the quick synthesis of pure mRNA, but challenges remain in delivering this mRNA to target cells effectively and ensuring it escapes endosomes after delivery.
  • - New strategies to improve mRNA cancer therapies focus on modifying mRNA structures and enhancing delivery systems, particularly through lipid nanoparticles, to address current limitations and boost clinical application prospects.
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Background: Childhood obesity increases metabolic disease risk. Underlying mechanisms remain unknown. We examined associations of body mass index (BMI), total body fat mass, and visceral fat mass with serum metabolites at school-age, and explored whether identified metabolites improved the identification of children at risk of a metabolically unhealthy phenotype.

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Defining the Role of Immune Microniches in Intestinal Effector Regulatory T-Cell Functionality.

Gastroenterology

October 2024

Department of Pediatrics, Dr von Hauner Children's Hospital, University Hospital, Ludwig-Maximilians-Universität Munich, Munich, Germany; Institute of Translational Genomics, Helmholtz Zentrum München, German Research Center for Environmental Health, Neuherberg, Germany.

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Purpose: To assess the eligibility of patients with advanced or recurrent solid malignancies presented to a molecular tumor board (MTB) at a large precision oncology center for inclusion in trials with the endpoints objective response rate (ORR) or duration of response (DOR) based on Response Evaluation Criteria in Solid Tumors (RECIST version 1.1).

Methods: Prospective patients with available imaging at the time of presentation in the MTB were included.

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Article Synopsis
  • The study investigates the role of the cannabinoid CB1 receptor in atherosclerosis using a transgenic mouse model, focusing on myeloid-specific CB1 signalling.
  • Male Cnr1-deficient mice developed smaller atherosclerotic lesions and showed reduced inflammatory responses compared to controls, while differences in females were less significant.
  • The findings suggest that impaired CB1 signalling in macrophages could be protective against atherosclerosis in males, with the effects being influenced by sex hormones like oestrogen.
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