1866
In addition , daf - 2 and pdk - 1 mutants have reduced levels of phospho - MPK - 1 / ERK in their germ cells , indicating that the insulin / IGF - 1 pathway promotes Ras signaling in the germline .
 Chemical: phospho
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: phospho