1548
Several regulatory and signaling molecules governing angiogenesis are of interest , including growth factors ( eg , vascular endothelial growth factor , platelet - derived growth factor , fibroblast growth factor , and epidermal growth factor ) , receptor tyrosine kinases , and transcription factors such as hypoxia inducible factor , as well as molecules involved in mitogen - activated protein kinase ( MAPK ) and phosphoinositide 3 - kinase ( PI3K ) signaling .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
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