1402
The receptor for the macrophage colony-stimulating factor (or colony-stimulating factor 1 [ CSF-1 ]) is expressed from different promoters in monocytic cells and placental trophoblasts .
 colony-stimulating factor 1, monocytic cells, CSF-1, placental trophoblasts, macrophage colony-stimulating factor
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 colony-stimulating factor 1, monocytic cells, CSF-1, placental trophoblasts, macrophage colony-stimulating factor