1824
Other normal tissues can also stimulate angiogenesis , but the type of cell giving rise to the angiogenic stimulus is unknown , and the period of angiogenic stimulation is brief .
 Anatomy: tissues; Anatomy: cell
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: tissues; Anatomy: cell