Publications by authors named "M Jeppesen"

Background: People living with cystic fibrosis in Denmark had early, universal access to triple modulator treatment with elexacaftor/tezacaftor/ivacaftor. Close monitoring allowed us to assess the impact of treatment on lung function and progression of lung disease in an unselected nationwide cystic fibrosis population from 6 years of age.

Methods: Data were analysed using linear mixed-effect models to assess changes in levels and annual rates of change (slopes) in percent predicted (pp) forced expiratory volume in 1 s (FEV), forced vital capacity (FVC) and forced expiratory flow at 25-75% of FVC (ppFEF) between the 12 months pre-treatment and treatment periods.

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Article Synopsis
  • The study investigates how renal excretion of bicarbonate (HCO₃) works in people with cystic fibrosis (pwCF), suggesting that urine HCO₃ after oral loading could serve as a simple CFTR function biomarker.
  • Researchers measured various urine acid/base parameters in control individuals and pwCF to analyze the physiological response to HCO₃ loading and its association with CF disease characteristics.
  • Results indicated that urine acid/base excretion changes correlate with CF disease severity and treatment effects, supporting the idea that measuring urine HCO₃ can effectively reflect CFTR function and provide insights into CFTR modulation therapies.
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Infections in pregnancy are common, and although often not harmful to the woman or her unborn child, some infections may be associated with severe adverse outcomes. Pregnancy causes physiological and immunological adaptations which may make pregnant women more susceptible to infections and at increased risk of more severe illness. Infections in pregnancy represent a challenging area of concern for many specialists and general practitioners.

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Sweat chloride concentration, a diagnostic feature in cystic fibrosis (CF), reflects CF transmembrane conductance regulator (CFTR) activity. CFTR modulator therapies, especially elexacaftor/tezacaftor/ivacaftor (ETI), has improved CF outcomes. We report nationwide, real-world data on sweat chloride concentration in people with CF (pwCF) with and without modulator therapies.

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Metabolomics commonly relies on using one-dimensional (1D) H NMR spectroscopy or liquid chromatography-mass spectrometry (LC-MS) to derive scientific insights from large collections of biological samples. NMR and MS approaches to metabolomics require, among other issues, a data processing pipeline. Quantitative assessment of the performance of these software platforms is challenged by a lack of standardized data sets with "known" outcomes.

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