Publications by authors named "Felix Karst"

Objective: Non-surgical facial aesthetics (NSFA) is a rapidly growing field involving the use of dermal fillers and botulinum toxin for aesthetic enhancement. The aesthetic injectables market is expanding, attracting interest from individuals seeking NSFA procedures. There has also been marked interest among healthcare professionals (HCPs) aspiring to become aesthetic practitioners.

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There is an accelerated demand for non-surgical facial aesthetics (NSFA) encompassing the use of botulinum toxin and dermal fillers. Healthcare professionals may either treat NSFA-related complications in the public sector or practise in the private sector. Currently, there is no standardised undergraduate teaching in the UK to educate healthcare professionals on NSFA.

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Article Synopsis
  • Dento-facial infections in children visiting the emergency department may indicate underlying general neglect, highlighting a critical need for awareness among healthcare professionals.
  • Approximately 48% of children treated for these infections were already known to social services, with the highest incidence seen in 5-8-year-olds, suggesting increased vulnerability to neglect.
  • The study calls for improved support for families and urges clinicians to recognize dento-facial infections as potential indicators of broader neglect issues.
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Lipoxygenases (ALOX-isoforms) are lipid peroxidizing enzymes, which have been implicated in cell differentiation and maturation but also in the biosynthesis of lipid mediators playing important roles in the pathogenesis of inflammatory, hyperproliferative and neurological diseases. In mammals these enzymes are widely distributed and the human genome involves six functional genes encoding for six distinct human ALOX paralogs. In mice, there is an orthologous enzyme for each human ALOX paralog but the catalytic properties of human and mouse ALOX orthologs show remarkable differences.

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ALOX15 (12/15-lipoxygenase) orthologs have been implicated in maturational degradation of intracellular organelles and in the biosynthesis of antiinflammatory and proresolving eicosanoids. Here we hypothesized that lower mammals (mice, rats, pigs) express 12-lipoxygenating ALOX15 orthologs. In contrast, 15-lipoxygenating isoforms are found in higher primates (orangutans, men), and these results suggest an evolution of ALOX15 specificity.

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