13241
The cytokine -dependent upregulation of the murine macrophage 12-lipoxygenase and its induction during experimental anemia suggests its close relatedness with the human reticulocyte-type 15-lipoxygenase despite their differences in the positional specificity of arachidonic acid oxygenation .
 ( protein: human reticulocyte-type 15-lipoxygenase, None) , ( protein: 15-lipoxygenase, None) , ( protein: reticulocyte-type 15-lipoxygenase, None) , ( protein: murine macrophage 12-lipoxygenase, None) , ( protein: 12-lipoxygenase, None) , ( protein: cytokine, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: human reticulocyte-type 15-lipoxygenase, None) , ( protein: 15-lipoxygenase, None) , ( protein: reticulocyte-type 15-lipoxygenase, None) , ( protein: murine macrophage 12-lipoxygenase, None) , ( protein: 12-lipoxygenase, None) , ( protein: cytokine, None) 