5071
PBMCs , isolated from blood samples of four male and four female healthy individuals , were exposed in vitro for 18h to either a dioxin - like polychlorinated biphenyl ( PCB126 , 1 mu M ) , a non - dioxin - like polychlorinated biphenyl ( PCB153 , 10 mu M ) , a brominated flame retardant ( BDE47 , 10 mu M ) , a perfluorinated alkyl acid ( PFOA , 10 mu M ) or bisphenol ( BPA , 10 mu M ) .
 Chemical: dioxin; Chemical: polychlorinated biphenyl; Chemical: PCB126; Chemical: dioxin; Chemical: polychlorinated biphenyl; Chemical: PCB153; Chemical: BDE47; Chemical: perfluorinated alkyl acid; Chemical: PFOA; Chemical: bisphenol; Chemical: BPA
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: dioxin; Chemical: polychlorinated biphenyl; Chemical: PCB126; Chemical: dioxin; Chemical: polychlorinated biphenyl; Chemical: PCB153; Chemical: BDE47; Chemical: perfluorinated alkyl acid; Chemical: PFOA; Chemical: bisphenol; Chemical: BPA