4618
Our aim was to analyze the levels of angiopoietins 1 and 2 ( ANGPT1 and 2 ) and their soluble and membrane receptors ( s / mTie - 2 ) in follicular fluid ( FF ) and in granulosa - lutein cells culture ( GLCs ) from women at risk of developing OHSS .
 lutein
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 lutein