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In the adult, new vessels and red blood cells form in response to hypoxia. Here, the oxygen-sensing system (PHD–HIF) has recently been put into focus, since the prolyl-hydroxylase domain proteins (PHD) and hypoxia-inducible factors (HIF) are considered as potential therapeutic targets to treat ischemia, cancers or age-related macula degeneration. While the oxygen-sensing system (PHD–HIF) has been...
Infantile haemangioma (IH) is the most frequent childhood tumour. Although it is benign and self-limiting, severe complications can arise due to localisation and fast tumour growth. Management and therapy of IH has changed greatly after 2008 with propranolol. However, the pathogenesis remains elusive. This update provides an overview of all possible mechanisms currently considered. We discuss the...
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