Publications by authors named "Mayerle J"

Article Synopsis
  • Bacterial infections are a major issue for patients with cirrhosis, impacting their overall health due to their role in increasing morbidity and mortality.
  • This study investigates the role of cytosolic phospholipase A2 (cPLA2) in the activation of human Kupffer cells (HKCs) by gram-negative bacteria, specifically looking at how E. coli influences HKC activation through specific signaling pathways.
  • The findings suggest that cPLA2 is crucial for HKC activation in response to E. coli, linking its activity to the regulation by transcription factors STAT3 and RelB via the ERK and non-canonical NF-κB signaling pathways, potentially paving the way for therapeutic strategies in managing bacterial infections in cirrhotic patients
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Pancreatitis is a common, life-threatening inflammatory disease of the exocrine pancreas. Its pathogenesis remains obscure, and no specific or effective treatment is available. Gallstones and alcohol excess are major etiologies of pancreatitis; in a small portion of patients the disease is hereditary.

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Background: Despite some recent advances, pancreatic ductal adenocarcinoma (PDAC) remains a growing oncological challenge. New drugs capable of targeting more than one oncogenic pathway may be one way to improve patient outcomes. This study characterizes the effectiveness of Metavert a first-in-class dual inhibitor of GSK3-β and histone deacetylase in treating PDAC as a single agent or in combination with standard cytotoxics.

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Our prototype system designed for clinical data acquisition and recording of studies is a novel electronic data capture (EDC) software for simple and lightweight data capture in clinical research. Existing software tools are either costly or suffer from very limited features. To overcome these shortcomings, we designed an EDC software together with a mobile client.

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Background: With respect to severity and outcome of an index episode of idiopathic acute pancreatitis the current literature reports conflicting retrospective results. One reason might be the retrospective study design precluding in depth analysis resulting in mixed etiologies and combination of index episode versus recurrent idiopathic acute pancreatitis.

Methods: In this retrospective monocentric cohort study, we retrieved all patients with a first acute pancreatitis episode treated between 2005 and 2021 at the LMU University Hospital from our clinical information system based on the respective ICD-10 codes.

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Article Synopsis
  • ERCP is a complex medical procedure that carries significant risks, including complications like pancreatitis and bleeding, making specialized training and a high volume of procedures essential for success.
  • The success rate of ERCPs is closely tied to the number of procedures performed annually, with studies suggesting that centers performing at least 200 ERCPs per year demonstrate better outcomes.
  • Emerging reforms in German hospitals emphasize the need for minimum procedure volumes in specialized centers, highlighting that high-quality ERCP requires not just frequency, but also the availability of comprehensive resources and support for managing complications.
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  • A study evaluated the efficacy and safety of first-line therapies for hepatocellular carcinoma (HCC), specifically comparing atezolizumab/bevacizumab (atezo/bev) and lenvatinib, focusing on bleeding and thromboembolic events.
  • A total of 464 patients from seven centers in Germany and Austria were analyzed, revealing that bleeding and thromboembolic events occurred in similar rates for both treatments within 6 months.
  • The findings suggest that safety concerns regarding bleeding and thromboembolic events might not significantly influence clinical decisions when selecting between atezo/bev and lenvatinib for HCC treatment.*
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  • * Neurocognitive testing (NCT) revealed mild impairments in some patients, while brain imaging (BI) showed abnormalities in only 14.5% of cases, suggesting that the changes may not be directly linked to COVID-19 effects.
  • * Patients with severe CS were more likely to experience symptoms of depression, fatigue, and a lower quality of life, indicating a potential connection between cognitive symptoms and overall mental health issues among Post COVID-19 patients.
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Background/aim: Severity of microlithiasis- and sludge-induced pancreatitis in comparison to gallstone-induced pancreatitis has never been studied for a lack of definition.

Materials And Methods: In this retrospective cohort study, 263 patients with acute biliary pancreatitis treated at a tertiary care center from 2005 to 2021 were stratified according to the recent consensus definition for microlithiasis and sludge. The gallstone-pancreatitis cohort was compared to microlithiasis, sludge, and suspected stone passage pancreatitis cohorts in terms of pancreatitis outcome, liver function, and endosonography/endoscopic retrograde cholangiopancreatography results using one-way analysis of variance and χ 2 test.

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Background: Molecular changes in HCC development are largely unknown. As the liver plays a fundamental role in the body's metabolism, metabolic changes are to be expected.

Aims: We aimed to identify metabolomic changes in HCC in comparison to liver cirrhosis (LC) patients, which could potentially serve as novel biomarkers for HCC diagnosis and prognosis.

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Background: Over the past two decades, our group has conducted five multicenter trials focusing on first-line systemic therapy for patients with advanced pancreatic cancer. The current pooled analysis was designed to evaluate prognosis over time and the impact of clinical characteristics on survival.

Patients And Methods: Individual patient data were derived from five prospective, controlled, multicenter trials conducted by the 'Arbeitsgemeinschaft Internistische Onkologie' (AIO): 'Gem/Cis', 'Ro96', 'RC57', 'ACCEPT' and 'RASH', which recruited patients between December 1997 and January 2017.

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Pancreatic ductal adenocarcinoma (PDAC) is often diagnosed at advanced tumor stages with chemotherapy as the only treatment option. Transcriptomic analysis has defined a classical and basal‑like PDAC subtype, which are regulated by epigenetic modification. The present study aimed to determine if drug‑induced epigenetic reprogramming of pancreatic cancer cells affects PDAC subtype identity and chemosensitivity.

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Background & Aims: Autoimmune pancreatitis (AIP) is an immune-mediated disease of the pancreas with distinct pathophysiology and manifestations. Our aims were to characterize type 1 AIP in a large pan-European cohort and study the effectiveness of current treatment regimens.

Methods: We retrospectively analyzed adults diagnosed since 2005 with type 1 or not-otherwise-specified AIP in 42 European university hospitals.

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Patient-reported outcome measures (PROMs) such as the Numeric Pain Rating Scale (NPRS) or Likert scales addressing various domains of health are important tools to assess disease severity in Post COVID-19 (PC) patients. By design, they are subjective in nature and prone to bias. Our findings reveal substantial differences in the perception of disease severity between patients (PAT), their attending internists (INT) and psychiatrists/psychologists (PSY).

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Background: Cystic pancreatic lesions are detected incidentally at an increasing rate. Often, the patients present asymptomatically. Hence, the resulting clinical consequences remain challenging and unsettling for both physicians and patients.

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Background: Despite continuous improvement of diagnostic and therapeutic procedures, the number of new pancreatic ductal adenocarcinoma (PDAC) cases diagnosed annually almost equals the number of PDAC-related deaths. Prerequisite for curative treatment is a resectable tumor at the time of diagnosis. Individuals with genetic and/or familial risk profiles should therefore be screened and included in structured surveillance programs.

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