1,106 results match your criteria: "Regensburg University.[Affiliation]"

Neural mechanisms underlying the interactive exchange of facial emotional expressions.

Soc Cogn Affect Neurosci

January 2025

Department of Psychology, Clinical Psychology and Psychotherapy, Regensburg University.

Facial emotional expressions are crucial in face-to-face social interactions, and recent findings have highlighted their interactive nature. However, the underlying neural mechanisms remain unclear. This EEG study investigated whether the interactive exchange of facial expressions modulates socio-emotional processing.

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Purpose: This study aimed to clarify the applicability of smartphone-based three-dimensional (3D) surface imaging for clinical use in oral and maxillofacial surgery, comparing two smartphone-based approaches to the gold standard.

Methods: Facial surface models (SMs) were generated for 30 volunteers (15 men, 15 women) using the Vectra M5 (Canfield Scientific, USA), the TrueDepth camera of the iPhone 14 Pro (Apple Inc., USA), and the iPhone 14 Pro with photogrammetry.

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: Although multimodal pain therapy (MPT) is widely used in pain management for chronic cervical radiculopathy, its effect on increasing muscle strength in patients with cervical radiculopathy is not well documented. This study aimed to evaluate the impact of a structured multimodal pain management program on muscle strength in these patients, using objective strength measurements as indicators of therapeutic success. : This non-randomized, uncontrolled, prospective clinical study initially included 35 patients, but 10 were excluded due to incomplete data, resulting in a final sample of 25 patients (14 women and 11 men, aged 42 to 84 years) with cervical radiculopathy who underwent a multimodal pain management program at a specialized orthopedic clinic.

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Background: Ependymomas of the spinal cord are rare among children and adolescents, and the individual risk of disease progression is difficult to predict. This study aims to evaluate the prognostic impact of molecular typing on pediatric spinal cord ependymomas.

Methods: Eighty-three patients with spinal ependymomas ≤22 years registered in the HIT-MED database (German brain tumor registry for children, adolescents, and adults with medulloblastoma, ependymoma, pineoblastoma, and CNS-primitive neuroectodermal tumors) between 1992 and 2022 were included.

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  • This study focused on the connection between sepsis and periprosthetic joint infections (PJI) in the hip and knee, examining risk factors and outcomes associated with the condition.
  • Among patients with PJI, 40.6% also had sepsis, with higher comorbidity indexes and specific infections like Staphylococcus aureus linked to increased sepsis risk, longer hospital stays, and higher mortality rates.
  • The findings highlight the critical need for careful monitoring and prompt treatment for PJI patients to prevent severe complications and improve survival rates.
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This study presents a detailed quantitative analysis of kinetic cooling in methane photoacoustic spectroscopy, leveraging the capabilities of a digital twin model. Using a quantum cascade laser tuned to 1210.01 cm⁻¹, we investigated the effects of varying nitrogen-oxygen matrix compositions on the photoacoustic signals of 15 ppmV methane.

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Purpose: The development of brain metastases (BM) can significantly increase the psycho-oncological burden in cancer patients, requiring timely intervention. In addition, this aspect may negatively affect the course of the disease and treatment outcome. However, screening for psycho-oncological burden is often overlooked in clinical routine.

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Systematizing the risk management process in clinical radiotherapy practice: Recommendations of the working group on risk management of the DGMP.

Z Med Phys

November 2024

Faculty of Mathematics-Physics-Chemistry (II), Berliner Hochschule für Technik (BHT), 13353 Berlin, Germany. Electronic address:

Purpose: The Deutsche Gesellschaft für Medizinische Physik [German Society of Medical Physics] has recently published two coherent reports, No. 25 and No. 28, detailing the design and implementation of a risk management (RM) process for German radiotherapy (RT) departments.

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Purpose: The emergence of multidrug-resistant P. aeruginosa isolates poses a challenge to healthcare systems worldwide. Rising numbers in deaths, duration of hospitalization as well as failing treatments prove the hazards posed by these pathogens.

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Interpolated pretesting can boost memory of related and distinct prose materials.

Psychol Res

November 2024

Department of Experimental Psychology, Regensburg University, Regensburg, 93040, Germany.

The pretesting effect refers to the finding that tests performed before to-be learned material is encountered can enhance later retention of the material, even when no correct answers were provided on the initial pretest. The goal of the present study was to examine whether interspersing pretest questions between the study of multiple segments consisting of prose passages can induce a pretesting effect on a final cumulative recall test on all segments. To this end, participants studied four segments which were either thematically related (Experiment 1) or distinct (Experiment 2) and either received pretest questions about each segment immediately prior to study of the segment (pretest condition) or not (study-only condition).

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People with primary brain tumors face spiritual challenges due to neuro-cognitive disturbances such as aphasia and rapid neurological deterioration. This scoping review aimed to map the evidence regarding professional spiritual care in this neuro-oncological population. The literature search was conducted utilizing two databases (PubMed, CINAHL) and two peer-reviewed journals ('Spiritual Care', 'Journal of Religion and Health').

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  • Immunotherapy combinations are the standard treatment for advanced hepatocellular carcinoma (HCC), with growing evidence supporting lenvatinib as a strong first-line option.
  • A retrospective study analyzed 412 patients treated with either atezolizumab/bevacizumab (AZ/BV) or lenvatinib (LEN) across 18 European hospitals, revealing that those on AZ/BV experienced longer progression-free survival.
  • Despite comparable survival rates between the two treatments overall, AZ/BV posed a higher risk of liver issues in patients with pre-existing liver function impairment, highlighting the need for careful patient monitoring.
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  • Glioblastoma (GB) is a highly aggressive brain tumor with poor outcomes, and this study explored the impact of prediagnostic antibiotic use on treatment side effects and survival rates in GB patients.
  • Out of 78 patients, those who used antibiotics before diagnosis experienced significantly higher rates of loss of appetite, nausea, myelosuppression, and lymphocytopenia compared to those who didn't use antibiotics.
  • While antibiotic use was associated with increased toxicity symptoms and a potential trend towards shorter overall survival, it did not significantly affect overall or progression-free survival rates, indicating the need for further research on this relationship.
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Background/objectives: Bone morphogenetic protein and activin membrane-bound inhibitor (BAMBI) is an antagonist of transforming growth factor (TGF)-β type 1 signaling. BAMBI functions as an anti-fibrotic protein and exerts pro- as well as anti-cancerogenic activities. Our study aimed to correlate hepatocyte BAMBI protein levels in hepatocellular carcinoma (HCC) with T stage, lymph node invasion, vessel invasion, grading, tumor size and Union for International Cancer Control (UICC) stage, as well as with liver inflammation and fibrosis stages.

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Obesity is a risk factor of several types of cancer, including breast cancer. In this study, we aimed to histologically characterize the adipose tissue of the tumor microenvironment (TME) of triple-negative breast cancer (TNBC) in overweight/obese versus normal-weight patients. TNBC tissue sections from normal-weight (BMI) and overweight/obese patients (BMI) were stained with antibodies against CD68, CD163, CD31, CD34, and vimentin.

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(1) Background: Clinical aspects like sex, age, Karnofsky Performance Scale (KPS) and psychosocial distress can affect the health-related quality of life (HR-QoL) and treatment satisfaction of patients with malignant isocitrate dehydrogenase wild-type (IDHwt) gliomas and caregivers. (2) Methods: We prospectively investigated the HR-QoL and patient/caregiver treatment satisfaction in a cross-sectional study with univariable and multiple regression analyses. Questionnaires were applied to investigate the HR-QoL (EORTC QLQ-C30, QLQ-BN20) and treatment satisfaction (EORTC PATSAT-C33).

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  • The study investigates the relationship between posture and back pain by comparing traditional assessments by orthopedic specialists with advanced spine scans using the DIERS formetric system in children aged 9.4 years.
  • Results showed substantial differences in trunk imbalance and spinal curves, with 79.6% of the children assessed having at least one orthopedic issue, indicating inconsistencies in assessment methods.
  • The findings suggest that integrating rasterstereography into pediatric orthopedic practice may be challenging, highlighting the need for a comprehensive approach to understanding and addressing children's back health.
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Adolescents and young adults (AYAs; ages 15-39 years) are a vulnerable population facing challenges in oncological care, including access to specialized care, transition of care, unique tumor biology, and poor representation in clinical trials. Brain tumors are the second most common tumor type in AYA, with malignant brain tumors being the most common cause of cancer-related death. The 2021 WHO Classification for central nervous system (CNS) Tumors highlights the importance of integrated molecular characterization with histologic diagnosis in several tumors relevant to the AYA population.

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  • Subcortical brain structures play a crucial role in various developmental and psychiatric disorders, and a study analyzed brain volumes in 74,898 individuals, identifying 254 genetic loci linked to these volumes, which accounted for up to 35% of variation.
  • The research included exploring gene expression in specific neural cell types, focusing on genes involved in intracellular signaling and processes related to brain aging.
  • The findings suggest that certain genetic variants not only influence brain volume but also have potential causal links to conditions like Parkinson’s disease and ADHD, highlighting the genetic basis for risks associated with neuropsychiatric disorders.
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Infections with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) cause coronavirus disease 2019 (COVID-19), a disease with very heterogeneous symptoms. Dyslipidaemia is prevalent in at least 20% of Europeans, and dyslipidaemia before SARS-CoV-2 infection increases the risk for severe COVID-19 and mortality by 139%. Many reports described reduced serum cholesterol levels in virus-infected patients, in particular in those with severe disease.

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The treatment options for an anterior cruciate ligament (ACL) rupture range from conservative therapy to ACL repair and reconstruction. ACL repair is particularly suitable for younger patients with an acute proximal tear, and moderate athletic demand. Preserving the ACL can restore its proprioceptive and stabilizing functions, avoid donor site morbidity, and shorten rehabilitation time.

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  • Subcortical brain structures play a crucial role in various disorders, and a study analyzed the genetic basis of brain volumes in nearly 75,000 individuals of European ancestry, revealing 254 loci linked to these volumes.
  • The research identified significant gene expression in neural cells, relating to brain aging and signaling, and found that polygenic scores could predict brain volumes across different ancestries.
  • The study highlights genetic connections between brain volumes and conditions like Parkinson's disease and ADHD, suggesting specific gene expression patterns could be involved in neuropsychiatric disorders.
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Lipid Metabolism Disorders as Diagnostic Biosignatures in Sepsis.

Infect Dis Rep

August 2024

Department of Internal Medicine I, Gastroenterology, Hepatology, Endocrinology, Rheumatology, and Infectious Diseases, University Hospital Regensburg, 93053 Regensburg, Germany.

Critical illness causes disturbances in lipid metabolism. Here, we investigated the levels of apolipoprotein A-IV (apoA-IV), a regulator of triglyceride and cholesterol metabolism, in human sepsis. ApoA-IV (analyzed in 156 patients with systemic inflammatory response syndrome (SIRS)/sepsis) and cholesteryl ester (CE) (analyzed in 121 of these patients) were lower in patients compared to 43 healthy controls.

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Borna disease virus 1 (BoDV-1) is the causative agent of Borna disease, a fatal neurologic disorder of domestic mammals and humans, resulting from spill-over infection from its natural reservoir host, the bicolored white-toothed shrew (Crocidura leucodon). The known BoDV-1-endemic area is remarkably restricted to parts of Germany, Austria, Switzerland and Liechtenstein. To gain comprehensive data on its occurrence, we analysed diagnostic material from suspected BoDV-1-induced encephalitis cases based on clinical and/or histopathological diagnosis.

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  • - H3 K27M-altered diffuse midline gliomas (DMGs) are aggressive brain tumors that mostly have a specific mutation in the histone H3 gene and can be categorized into subgroups based on various traits like mutation types and tumor locations.
  • - Researchers analyzed 149 DMGs, looking into their DNA methylation patterns and found two main subtypes: DMG-A and DMG-B, which differ in mutation profiles, tumor locations, patient age, and overall survival rates.
  • - DMG-A, primarily affecting adults and often located in the medulla, showed better survival rates compared to DMG-B, which is more common in children and associated with poorer outcomes; subtype classification based on methylation patterns
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