Lukas Cegan

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Eleven isoquinoline alkaloids (1-11) were isolated from dried leaves of Peumus boldus Mol. by standard chromatographic methods. The chemical structures were elucidated by MS, and 1D and 2D NMR spectroscopic analysis, and by comparison with literature data. Compounds isolated in sufficient amount were evaluated for their acetylcholinesterase, and(More)
  • Lukas Cegan
  • 2015 5th International Conference on IT…
  • 2015
This paper presents a new approach to accelerate website loading. Today's web users are impatient and therefore it is necessary to render each web page as soon as possible. However, the ever increasing average size of web pages and insufficient transmission speed of some networks do not reach the desired rendering time. In this work we proposed a solution(More)
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