1,352 results match your criteria: "Sweden (S.N.); and UCL Institute of Neurology[Affiliation]"

Rome Foundation Working Team Report on overlap in disorders of gut-brain interaction.

Nat Rev Gastroenterol Hepatol

January 2025

Department of Molecular and Clinical Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.

In patients with disorders of gut-brain interaction (DGBI), overlapping non-gastrointestinal conditions such as fibromyalgia, headaches, gynaecological and urological conditions, sleep disturbances and fatigue are common, as is overlap among DGBI in different regions of the gastrointestinal tract. These overlaps strongly influence patient management and outcome. Shared pathophysiology could explain this scenario, but details are not fully understood.

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A scalable CRISPR-Cas9 gene editing system facilitates CRISPR screens in the malaria parasite Plasmodium berghei.

Nucleic Acids Res

January 2025

The Laboratory for Molecular Infection Medicine Sweden, Umeå University, Försörjningsvägen 2A, 901 87 Umeå, Sweden.

Many Plasmodium genes remain uncharacterized due to low genetic tractability. Previous large-scale knockout screens have only been able to target about half of the genome in the more genetically tractable rodent malaria parasite Plasmodium berghei. To overcome this limitation, we have developed a scalable CRISPR system called P.

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Effects of the physical form of starter feed on the intake, performance, and health of female Holstein calves.

Animal

December 2024

Department of Animal Sciences, Washington State University, Pullman, WA 99164, USA; William H. Miner Agricultural Research Institute, Chazy, NY 12921, USA. Electronic address:

Available literature on the effect of various physical forms of starter feed (PFSF) on calf performance is conflicting. Thus, this study aimed to investigate the effect of the PFSF on feed intake, growth performance, blood metabolites, and the health of dairy calves. Twenty-four female Holstein calves (5-d-old; 40.

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Novel species of fungi described in this study include those from various countries as follows: , from accumulated snow sediment sample. , on leaf spots of . , on submerged decaying wood in sea water, on , as endophyte from healthy leaves of .

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Recent advances in single-cell RNA-Sequencing (scRNA-Seq) technologies have revolutionized our ability to gather molecular insights into different phenotypes at the level of individual cells. The analysis of the resulting data poses significant challenges, and proper statistical methods are required to analyze and extract information from scRNA-Seq datasets. Sample classification based on gene expression data has proven effective and valuable for precision medicine applications.

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Ligand and Residue Free Energy Perturbations Solve the Dual Binding Mode Proposal for an AAR Partial Agonist.

J Phys Chem B

January 2025

Department of Cell and Molecular Biology, Biomedical Center, Uppsala University, Box 596, Uppsala SE-75124, Sweden.

Adenosine receptors, particularly AAR, are gaining attention for their role in pathological conditions such as cancer immunotherapy, prompting the exploration for promising therapeutic applications. Despite numerous selective AAR antagonists, the lack of selective full agonists makes the partial agonist BAY60-6583 one of the most interesting activators of this receptor. Recent cryo-EM structures have univocally revealed the binding mode of nonselective ribosidic agonists such as adenosine and its derivative NECA to AAR; however, two independent structures with BAY60-6583 show alternative binding orientations, raising the question of which is the physiologically relevant binding mode.

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Background: Recent studies indicate the need to examine how the gut microbiota-brain axis is implicated in pain, sensory reactivity and gastro-intestinal symptoms in autism spectrum disorder (ASD), but no scale exists that assesses all these constructs simultaneously.

Methods: We created a pool of 100 items based on the real-world experience of autistic people, and a multidisciplinary team and stakeholders reduced this pool to 50 items assessing pain, sensory hypersensitivity, and sensory hyposensitivity. In the present study, we present this new assessment tool, the Pain and Sensitivity Reactivity Scale (PSRS), and examine its psychometric properties in a sample of 270 individuals with autism spectrum disorder (ASD; mean age = 9.

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Biome conservatism prevailed in repeated long-distance colonization of Madagascar's mountains by Helichrysum (Compositae, Gnaphalieae).

Mol Phylogenet Evol

January 2025

Systematics and Evolution of Vascular Plants (UAB), Associated Unit to CSIC by IBB, Departament de Biologia Animal, Biologia Vegetal i Ecologia, Facultat de Biociències, Universitat Autònoma de Barcelona, 08193 Bellaterra, Spain.

Colonization and diversification processes are responsible for the distinctiveness of island biotas, with Madagascar standing out as abiodiversity hotspot exceptionally rich in species and endemism. Regardless of its significance, the evolutionary history and diversification drivers of Madagascar's flora remain understudied. Here we focus on Helichrysum (Compositae, Gnaphalieae) to investigate the evolutionary and biogeographic origins of the Malagasy flora.

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Efficiency of telerehabilitation on subacute stroke ambulation: a matched case-control study.

Brain Impair

January 2025

Department of Research and Innovation, Institut Guttmann - Hospital de Neurorehabilitació, Institut Universitari de Neurorehabilitació adscrit a la UAB, Cami Can Ruti s/n, 08916, Badalona, Barcelona, Spain; and Universitat Autònoma de Barcelona, Bellaterra (Cerdanyola del Vallès), Spain; and Fundació Institut d'Investigació en Ciències de la Salut Germans Trias i Pujol, Badalona, Barcelona, Spain.

Article Synopsis
  • Stroke rehabilitation is increasingly needed worldwide, but there's limited evidence comparing telerehabilitation to in-person care.
  • A study found that patients with stroke who participated in telerehabilitation showed greater improvements in functional ambulation compared to those who received in-person rehabilitation.
  • Despite similar ambulation efficiency between the groups, telerehabilitation emerged as a promising alternative for individuals with moderate stroke severity, especially for those living with a partner at home.
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Plasma flows with enhanced dynamic pressure, known as magnetosheath jets, are often found downstream of collisionless shocks. As they propagate through the magnetosheath, they interact with the surrounding plasma, shaping its properties, and potentially becoming geoeffective upon reaching the magnetopause. In recent years (since 2016), new research has produced vital results that have significantly enhanced our understanding on many aspects of jets.

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MicroRNAs (miRNAs) have been recognised as potential biomarkers due to their specific expression patterns in different biological tissues and their changes in expression under pathological conditions. MicroRNA-122 (miR-122) is a vertebrate-specific miRNA that is predominantly expressed in the liver and plays an important role in liver metabolism and development. Dysregulation of miR-122 expression is associated with several liver-related diseases, including hepatocellular carcinoma and drug-induced liver injury (DILI).

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Background: There are no clinical or laboratory markers that can diagnose acute mesenteric ischemia (AMI) accurately. This study aimed to find differences in clinical and laboratory markers between arterial occlusive AMI and other acute abdominal diseases where AMI was initially suspected.

Methods: This was a post hoc study of an international prospective multicenter study where data on patients with suspected AMI were collected.

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We present a major update of MirGeneDB (3.0), the manually curated animal microRNA gene database. Beyond moving to a new server and the creation of a computational mirror, we have expanded the database with the addition of 33 invertebrate species, including representatives of 5 previously unsampled phyla, and 6 mammal species.

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Understanding the rapidly evolving landscape of single-cell and spatial omic technologies is crucial for advancing biomedical research and drug development. We provide a living review of both mature and emerging commercial platforms, highlighting key methodologies and trends shaping the field. This review spans from foundational single-cell technologies such as microfluidics and plate-based methods to newer approaches like combinatorial indexing; on the spatial side, we consider next-generation sequencing and imaging-based spatial transcriptomics.

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Corrigendum to "Antifouling activity and ecotoxicological profile of the cyanobacterial oxadiazine Nocuolin A" [Chemosphere 365 (2024), 143318].

Chemosphere

December 2024

CIIMAR- Interdisciplinary Centre of Marine and Environmental Research, University of Porto, Terminal de Cruzeiros do Porto de Leixões, Avenida General Norton de Matos, s/n, 4450-208, Matosinhos, Portugal. Electronic address:

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Free-living aquatic nematodes are abundant, diverse and of general environmental importance. However, knowledge of species distributions of both marine and freshwater nematodes is sparse. Species distribution data are crucial for evaluating environmental impacts from human activities and to conduct integrated nematode community assessments.

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Developing a multi-epitope vaccine against Helicobacter Pylori.

Hum Immunol

January 2025

Department of Regenerative Medicine, Cell Science Research Center, Royan Institute for Stem Cell Biology and Technology, ACECR, Tehran, Iran; Department of Cellular and Molecular Biology, Faculty of Sciences and Advanced Technology in Biology, University of Science and Culture, Tehran, Iran; Experimental Cancer Medicine, Institution for Laboratory Medicine, and Karolinska University Hospital, Karolinska Institute, Stockholm, Sweden. Electronic address:

Helicobacter pylori, a significant factor in the development of gastric cancer and peptic ulcers, poses challenges for drug development due to its resilience. Computational approaches offer potential solutions for effective vaccine development targeting its antigens while ensuring stability and safety. The four critical antigenic proteins included in this study's innovative vaccine design are neuraminyllactose-binding hemagglutinin (HpaA), catalase (KatA), urease (UreB), and vacuolating toxin (VacA).

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Background: Phenotypic data comparison is essential for disease association studies, patient stratification, and genotype-phenotype correlation analysis. To support these efforts, the Global Alliance for Genomics and Health (GA4GH) established Phenopackets v2 and Beacon v2 standards for storing, sharing, and discovering genomic and phenotypic data. These standards provide a consistent framework for organizing biological data, simplifying their transformation into computer-friendly formats.

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Enhancing therapeutic reasoning: key insights and recommendations for education in prescribing.

BMC Med Educ

November 2024

Department of Internal Medicine, Unit Pharmacotherapy, Amsterdam UMC, Vrije Universiteit, De Boelelaan 1117, 1081 HV, Amsterdam, The Netherlands.

Background: Despite efforts to improve undergraduate clinical pharmacology & therapeutics (CPT) education, prescribing errors are still made regularly. To improve CPT education and daily prescribing, it is crucial to understand how therapeutic reasoning works. Therefore, the aim of this study was to gain insight into the therapeutic reasoning process.

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2025 Roadmap on 3D Nano-magnetism.

J Phys Condens Matter

November 2024

Institute of Applied Physics, Vienna University of Technology, Wiedner Hauptstr. 8-10/134, Wien, 1040, AUSTRIA.

The transition from planar (2D) to three-dimensional (3D) magnetic nanostructures represents a significant advancement in both fundamental research and practical applications, offering vast potential for next-generation technologies like ultrahigh-density storage, memory, logic, and neuromorphic computing. Despite being a relatively new field, the emergence of 3D nanomagnetism presents numerous opportunities for innovation, prompting the creation of a comprehensive roadmap by leading international researchers. This roadmap aims to facilitate collaboration and interdisciplinary dialogue to address challenges in materials science, physics, engineering, and computing.

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Outcomes of Mechanical Thrombectomy in Patients With Acute Basilar Artery Occlusion With Mild to Moderate Symptoms.

Neurology

December 2024

From the Department of Human Neuroscience (E.N., S.L., D.T.), Sapienza University of Rome; Stroke Unit (E.N., F.S.), Ospedale dei Castelli, Ariccia (RM); Department of NEUROFARBA (G.P.), Neuroscience Section, University of Florence; Stroke Unit (A.C., M.D.M.), Policlinico Umberto I, Sapienza University of Rome; Neurology and Stroke Unit (V.S., T.T.), S. Corona Hospital, Pietra Ligure, Italy; Interventional Neurovascular Unit (N. Limbucci), Careggi University Hospital; Careggi University Hospital (P.N.), Florence; AUSL Romagna Cesena (M.R.); Neurologia e Stroke Unit Ospedale Bufalini Cesena (M.L.); UO Neuroradiologia (M. Cosottini); Neurological Institute (G.O.), Azienda Ospedaliero Universitaria Pisana; Dipartimento di Neuroscienze (M.B.), Universitá di Torino; A.O. Cittá della Salute (P.C.), Torino; UO Neuroradiologia (S.V.); Neurologia-Stroke Unit (G. Bigliardi), Ospedale Civile di Baggiovara - AOU di Modena; UOC Neuroradiologia diagnostica e terapeutica AOU Senese (S.C.); UOC Stroke Unit AOU Senese (R.T.), Siena; Dipartimento di Biomedicina e Prevenzione - UOSD radiologia interventistica (V.D.R.); Department of Systems Medicine (M.D.), University of Rome Tor Vergata; IRCCS Istituto di Scienze Neurologiche di Bologna - UOC Neuroradiologia Ospedale Bellaria (L.S.); IRCCS Istituto di Scienze Neurologiche di Bologna (A.Z.), Department of Neurology and Stroke Center, Maggiore Hospital; UOC Neuroradiologia AOU "G. Martino" Messina (M.V.); UOSD Stroke Unit AOU "G. Martino"-Messina (P.L.L.S.); UO Neuroradiologia Ospedale Policlinico San Martino (L.C.); UO Neurologia Ospedale Policlinico San Martino (M.D.S.), Genova, Italy; Neurology Unit (I.C.), University Hospital Arcispedale S. Anna, Ferrara; Dipartimento di Scienze Biomediche (E.F.), Sperimentali e Cliniche, Neuroradiologia, Università degli Studi di Firenze, Ospedale Universitario Careggi; Unità Complessa di Neuroradiologia (R.M.), Azienda Ospedaliero-Universitaria; Dipartimento di Medicina e Chirurgia (A.P.), Università degli Studi di Parma - Programma Stroke Care, Dipartimento di Emergenza-Urgenza, Azienda Ospedaliero-Universitaria, Parma; UOSD Interventistica AOU Salerno (D.G.R.); UOC Neuroradiologia AOU Salerno (G.F.); Radiologia e Neuroradiologia diagnostica e interventistica (S.N.), IRCCS Policlinico San Matteo; UO Neurologia d'Urgenza e Stroke Unit (N. Loizzo), IRCCS Fondazione Mondino, Pavia; UO Neuroradiologia Dip Neuroscienze AZOU Ferrara (A.S.); UO Neurologia Dip Neuroscienze AZOU Ferrara (A.D.V.); Neuroradiology department ospedale di circolo- ASST Settelaghi Varese (R.A.); Stroke Unit - Azienda Ospedaliera Universitaria Integrata Verona (M. Cappellari); UO Neuroradiologia AOU Consorziale Policlinico Bari (D.S.Z.); UOC Neurologia e Stroke Unit "Puca" AOU Consorziale Policlinico Bari (M.P.); SC Neuroradiologia Diagnostica e Interventistica (L.A.), S. Corona Hospital, Pietra Ligure; UO Neuroradiologia interventistica (D.A.); Neurologia d'urgenza e Stroke Unit (S. Marcheselli), IRCCS Humanitas Research Hospital, Rozzano; UOC Neuroradiologia (M.P.G.); UOC Neurologia (G. Boero), Ospedale "SS. Annunziata", Taranto; IRCCS Neuromed (S. Mangiafico), Pozzilli (IS), Italy; Department of Clinical Neuroscience (N.A.), Karolinska Institutet, Stockholm, Sweden; Stroke Center EOC (C.W.C.), Neurocentre of Southern Switzerland; and Faculty of Biomedical Sciences (C.W.C.), Università della Svizzera Italiana, Lugano, Switzerland.

Background And Objectives: The benefit of mechanical thrombectomy (MT) in patients with acute ischemic stroke (AIS) with basilar artery occlusion (BAO) and a baseline National Institute of Health Stroke Scale (NIHSS) score <10 is unclear because this subpopulation has been substantially excluded from large clinical trials. The aim of our study was to determine whether MT ± IV thrombolysis (IVT) improves functional outcomes compared with IVT alone in patients with BAO and a NIHSS score <10.

Methods: We emulated a hypothetical trial including adult patients with BAO, a baseline NIHSS score <10, and prestroke modified Rankin scale (mRS) scores 0-2, comparing MT (±IVT) with IVT alone.

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Exploring the genetics of airflow limitation in lung function across the lifespan - a polygenic risk score study.

EClinicalMedicine

September 2024

Department of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, Sjukhusbacken 10, 118 83, Stockholm, Sweden.

Article Synopsis
  • Chronic obstructive pulmonary disease (COPD) can be influenced by genetic factors and may stem from reduced lung growth during childhood, leading to lower lung function throughout life.
  • A polygenic risk score (PRS) was calculated using data from a large genome-wide association study and tested for its correlation with lung function in individuals aged 4-50 from multiple research cohorts.
  • Results indicated that higher PRS scores were associated with significantly lower lung function, measured by key indicators, starting from childhood and continuing into adulthood, regardless of smoking, sex, or asthma diagnosis.
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Acoustically levitated droplets in the nanoliter to microliter range are studied in various fields. The volume measurements of these are conventionally done using image analysis. A precision-produced calibration sphere is often used to calibrate the recording equipment, which is time-consuming and expensive.

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Article Synopsis
  • Statistical physics and dynamical systems theory are essential for understanding high-impact geophysical events, like temperature extremes and cyclones, which arise from deviations in typical geophysical system behaviors.
  • Traditional statistical techniques can predict the likelihood of these events but struggle to connect them to the underlying physics of anomalous geophysical regimes.
  • The paper discusses this gap in knowledge, highlighting challenges and proposing new approaches, particularly stochastic methods, to improve our understanding of extreme geophysical phenomena.
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Background: Medication overuse headache is a prevalent secondary headache due to the overuse of analgesics, mainly over-the-counter analgesics. Over-the-counter analgesics have been associated with disrupted male endocrinology, while the effects on female endocrinology remain nearly unknown. The aim was to understand the effect of long-term analgesic exposure in females with medication overuse headache on Anti-Müllerian hormone, a surrogate measure of female fertility.

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