2285
While the human studies , which modulated the dietary or serum phosphate showed in rather controversial results , manipulation of the active vitamin D definitely affected FGF - 23 in animals .
 Chemical: phosphate; Chemical: vitamin D
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: phosphate; Chemical: vitamin D