1231
METHODS : Immunohistochemical staining with D2 - 40 and CD34 was performed on formalin - fixed , paraffin - embedded tissue sections of 254 invasive breast tumors of 247 patients with node negative and node positive early breast cancer .
 Anatomy: tissue sections; Anatomy: invasive breast tumors; Anatomy: node; Anatomy: node; Anatomy: breast cancer
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: tissue sections; Anatomy: invasive breast tumors; Anatomy: node; Anatomy: node; Anatomy: breast cancer