3814
We now show that purified recombinant c - sis / PDGF can induce this binding activity which we have termed SIF , for sis - inducible factor .
 GENE: c - sis; GENE: PDGF; GENE: SIF; GENE: sis - inducible factor
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: c - sis; GENE: PDGF; GENE: SIF; GENE: sis - inducible factor