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Alena Sumová


Assoc. Prof. Pharm Dr. Alena Sumova, DSc. is head of the Laboratory of Biological Rhythms at the Institute of Physiology of the Czech Academy of Sciences. She is the Chair of the Council of the Institute of Physiology, CAS. In addition, she holds the position of scientific secretary in the European Society of Biological Rhythms. She is interested in chronobiology (i.e. cyclic events in living organisms), neurophysiology, and neuroendocrinology.


  • Czech Academy of Sciences
    Institute of Physiology
    Laboratory of Biological Rhythms

Areas of Expertise

  • Circadian and seasonal rhythms
  • Ontogenesis and aging of circadian system
  • Neurohumoral regulations of circadian clocks
  • Human circadian system