1,542,112 results match your criteria: "Germany; University Medicine Goettingen[Affiliation]"

: The utilization of maternal health services at the primary healthcare level is still considered an effective approach despite the critical role in improving maternal health outcomes. The study aimed to assess the influence of sociodemographic characteristics and interpersonal support on the use of maternal health services in three regions of the Province of Jambi, Indonesia. : Using a mixed-methods sequential explanatory design, a quantitative survey of 432 women and qualitative focus group discussions with nine families were conducted.

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Inotuzumab Ozogamicin (InO) is an antibody-calicheamicin conjugate with striking efficacy in B-cell acute lymphoblastic leukemia (B-ALL). However, there is wide inter-patient variability in treatment response, and the genetic basis of this variation remains largely unknown. Using a genome-wide CRISPR screen, we discovered the loss of DNTT as a primary driver of InO resistance.

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Introduction: Vidofludimus calcium (VidoCa) is a dihydroorotate dehydrogenase (DHODH) inhibitor that demonstrated efficacy in immune-related diseases. This study assessed the safety and efficacy of VidoCa in patients with active ulcerative colitis (UC).

Methods: This placebo-controlled, phase 2 trial randomized adults with moderate-severe UC to receive once-daily VidoCa (10, 30, or 45 mg) or placebo for 10 weeks (induction); patients with symptomatic remission were re-randomized to VidoCa 10, 30 mg, or placebo once-daily for an additional 40 weeks (maintenance).

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Background: CREB binding protein (CREBBP) is a key epigenetic regulator, altered in a fifth of relapsed cases of acute lymphoblastic leukemia (ALL). Selectively targeting epigenetic signaling may be an effective novel therapeutic approach to overcome drug resistance. Anti-tumor effects have previously been demonstrated for GSK-J4, a selective H3K27 histone demethylase inhibitor, in several animal models of cancers.

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European Research Council-funded grant: programming the epicardium to cure broken hearts.

Eur Heart J

January 2025

Regenerative Medicine in Cardiovascular Diseases, First Department of Medicine, TUM University Hospital, Klinikum Rechts der Isar, Technical University of Munich, School of Medicine and Health, Ismaninger Straße 22, 81675 Munich, Germany.

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Cardiogenic shock represents a critical condition in which the heart is unable to maintain adequate circulation leading to insufficient tissue perfusion and end-organ failure. Temporary mechanical circulatory support offers the potential to stabilize patients, provide a bridge-to-recovery, provide a bridge-to-decision, or facilitate definitive heart replacement therapies. Although randomized controlled trials have been performed in infarct-related cardiogenic shock and refractory cardiac arrest, the optimal timing, appropriate patient selection, and optimal implementation of these devices remain complex and predominantly based on observational data and expert consensus, especially in non-ischaemic shock.

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Bottom-up syntheses of carbon nanodots (CND) using solvothermal treatment of citric acid are known to afford nanometer-sized, amorphous polycitric acid-based materials. The addition of suitable co-reactants in the form of in-situ synthesized N-hetero-π-conjugated chromophores facilitates hereby the overall functionalization. Our incentive was to design a CND model that features phenazine (P-CND) - a well-known N-hetero-π-conjugated chromophore - to investigate the influence of the CND matrix on its redox chemistry as well as photochemistry.

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Objective: To describe application scenarios of a mobile device that provides a practical means for showcasing potential hearing aid benefits.

Design: A prototype of a hearing aid demonstrator based on circumaural headphones and a mobile signal processing platform was developed, providing core functions of a hearing aid, including several gain presets, in a hygienic, robust, and easy-to-use form factor. Speech intelligibility outcomes with the demonstrator and broadband level adaptations as potential fitting references were compared to outcomes with the own hearing aids of hearing-impaired participants.

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Background: Heart failure with preserved ejection fraction (HFpEF) is linked to prolonged endoplasmic reticulum (ER) stress. P21-activated kinase 2 (Pak2) facilitates a protective ER stress response. This study explores the mechanism and role of Pak2 in HFpEF pathology.

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Stent stoma: Endoscopic stent insertion for refractory small intestine fistulas.

Scand J Surg

January 2025

Interdisciplinary Endoscopy Centre, Heidelberg University Hospital, Im Neuenheimer Feld 410, 69120 Heidelberg, Germany.

Background And Aims: The therapeutic management of fistulas presents significant challenges, often involving both conservative and surgical approaches. Despite these interventions, recurrence and postoperative mortality rates remain high. Endoscopic stent insertion into the fistula, along with the creation of a stent stoma, may offer a promising alternative for patients who fail surgical or conservative therapies.

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Background: Excessive supraventricular ectopic activity (ESVEA) is regarded as a risk marker for later atrial fibrillation (AF) detection.

Methods And Results: The investigator-initiated, prospective, open, multicenter MonDAFIS (Impact of Standardized Monitoring for Detection of Atrial Fibrillation in Ischemic Stroke) study randomized 3465 patients with acute ischemic stroke without known AF 1:1 to usual diagnostic procedures for AF detection or additive Holter monitoring in hospital for up to 7 days, analyzed in a core laboratory. Secondary study objectives include the comparison of recurrent stroke, myocardial infarction, major bleeding, and all-cause death within 24 months in patients with ESVEA (defined as ectopic supraventricular beats ≥480/day or atrial runs of 10-29 seconds or both) versus patients with newly diagnosed AF versus patients without ESVEA or AF (non-ESVEA/AF), randomized to the intervention group.

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Rubbers prepared from technical poly(butadiene) and natural poly(isoprene) are studied by field-cycling (FC) H NMR relaxometry to elucidate the changes of the relaxation spectrum. Starting with the non-cross-linked polymer successively cross-links are introduced via sulfur or peroxide vulcanization. Applying an advanced home-built relaxometer allows one to probe entanglement dynamics in addition to Rouse dynamics.

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Small mammals have a higher heart rate and, relative to body mass (Mb), a higher metabolic rate than large mammals. In contrast, heart weight and stroke volume scale linearly with Mb. With mitochondria filling approximately 50% of a shrew cardiomyocyte - space unavailable for myofibrils - it is unclear how small mammals generate enough contractile force to pump blood into circulation.

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Background: Malignant tumors release growth factors, promoting lymphangiogenesis in primary tumors and draining sentinel lymph nodes, ultimately facilitating lymph node metastasis. As a malignant lymphatic tumor entity, lymphangiosarcomas are characterized by low survival rates and limited treatment options. The transcription factor SOX18 plays a crucial role in both lymphatic endothelial cell differentiation and cancer-induced lymphangiogenesis.

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Purpose: Our aim was to examine the expression of PAX6 and keratocyte-specific markers in human limbal stromal cells (LSCs) in congenital aniridia (AN) and in healthy corneas, .

Methods: Primary human LSCs were extracted from individuals with aniridia (AN-LSCs) ( = 8) and from healthy corneas (LSCs) ( = 8). The cells were cultured in either normal-glucose serum-containing cell culture medium (NGSC-medium) or low-glucose serum-free cell culture medium (LGSF-medium).

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Purpose: With the widespread introduction of dual energy computed tomography (DECT), applications utilizing the spectral information to perform material decomposition became available. Among these, a popular application is to decompose contrast-enhanced CT images into virtual non-contrast (VNC) or virtual non-iodine images and into iodine maps. In 2021, photon-counting CT (PCCT) was introduced, which is another spectral CT modality.

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: Dual-pathway inhibition (DPI) with aspirin and rivaroxaban exhibited a net clinical benefit for patients with cardiovascular disease in the randomized COMPASS trial. The non-observational, international XATOA registry showed that the COMPASS results can be reproduced in clinical practice in patients with coronary artery disease (CAD) and peripheral artery disease (PAD). Here we report patient characteristics and clinical outcomes for the subgroup of German PAD patients of the XATOA registry and compare them to COMPASS PAD patients.

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Tailoring a High Loading Atomic Zinc with Weak Binding to Sodium Toward High-Energy Sodium Metal Batteries.

Small

January 2025

Fujian Provincial Key Laboratory of Quantum Manipulation and New Energy Materials, College of Physics and Energy, Fujian Normal University, Fuzhou, Fujian, 350117, China.

Single-atom materials provide a platform to precisely regulate the electrochemical redox behavior of electrode materials with atomic level. Here, a multifield-regulated sintering route is reported to rapidly prepare single-atom zinc with a very high loading mass of 24.7 wt.

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The cortex and cerebellum are densely connected through reciprocal input/output projections that form segregated circuits. These circuits are shown to differentially connect anterior lobules of the cerebellum to sensorimotor regions, and lobules Crus I and II to prefrontal regions. This differential connectivity pattern leads to the hypothesis that individual differences in structure should be related, especially for connected regions.

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Sustainable upgrading of biomass: a thermodynamic approach to fine-tuning product selectivity for glycerol oxidation.

Chem Commun (Camb)

January 2025

Institute for Solar Fuels, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Hahn-Meitner-Platz 1, 14109 Berlin, Germany.

Calculated thermodynamic properties for the electrochemical glycerol oxidation at different temperatures and potentials indicate that external applied bias has a more significant influence on reaction selectivity than temperature.

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In the last decade the important role of small non-coding RNAs such as micro RNAs (miRs) in gene regulation in healthy and disease states became more and more evident. The miR-200-family of miRs has been shown to play a critical role in many diseases such as cancer and neurodegenerative disorders and could be potentially important for diagnosis and treatment. However, the size of miRs of about ~21-23nt provide challenges for their investigation.

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Monoprotonated species of 2-aminomalonyl difluoride, [CHFNO][HF].

Acta Crystallogr C Struct Chem

February 2025

Department Chemie, Ludwig-Maximilians Universität, Butenandtstrasse 5-13 (Haus D), D-81377 München, Germany.

The monoprotonated species of 2-aminomalonyl difluoride, namely, 1,3-difluoro-1,3-dioxopropan-2-aminium dihydrogen trifluoride, [CHFNO][HF], was synthesized from sulfur tetrafluoride in anhydrous hydrogen fluoride (aHF) with [NH][CHNO] as the starting material. The solvent was removed and the salt was dissolved in aHF and crystallized. In the solid state, the three-dimensional network is built by medium-strong N-H.

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Background: The aim of this study was to examine the potential added value of including neuropsychiatric symptoms (NPS) in machine learning (ML) models, along with demographic features and Alzheimer's disease (AD) biomarkers, to predict decline or non-decline in global and domain-specific cognitive scores among community-dwelling older adults.

Objective: To evaluate the impact of adding NPS to AD biomarkers on ML model accuracy in predicting cognitive decline among older adults.

Methods: The study was conducted in the setting of the Mayo Clinic Study of Aging, including participants aged ≥ 50 years with information on demographics (i.

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Due to a lack of validated methodologies, this study aimed to evaluate the quality of life (QoL) among individuals affected by lymphedema and to compare them with the general population and common diseases. Patients were recruited from October 2023 till March 2024. The SF-36 and LYMQOL questionnaires were administered.

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