2741
Chromosome 1 aneusomy with 1p36 under-representation is related to histologic grade, DNA aneuploidy , high c-erb B-2 and loss of bcl-2 expression in ductal breast carcinoma .
 ( DNA: Chromosome 1, None) , ( DNA: bcl-2, None) , ( protein: c-erb B-2, None) , ( DNA: 1p36, 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:
 ( DNA: Chromosome 1, None) , ( DNA: bcl-2, None) , ( protein: c-erb B-2, None) , ( DNA: 1p36, None) 